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If a hot water radiator is hot at the bottom but not at the top, it indicates that air has accumulated inside and should be vented. See Figure V9A Series boilers can be installed in rooms with clearances from combustible material as listed above. It is the responsibility of the installing contractor to see that all controls are correctly installed and are operating properly when the installation is complete. The vent height is usually limited to prevent negative draft, typically three 3 feet above the roof line see Figure 3a. Refer to Figures 17 and Drain boiler. Assure that all gas and electric power supplies are off and that the water temperature is cool before attempting any disassembly or service. Have Burner and Controls checked at least once a year or as may be necessitated.

Allow boiler water to reach operating temperature, if possible. The presence of free oxygen in the boiler creates a corrosive atmosphere which, if the concentration becomes high enough, can corrode the cast iron through from the inside. Burnham offers a Polyethylene Block for setting the nipples, part number Do not convert to any solid fuel i. Rearward and Intermediate panels have reverse bend flanges on one side of panel. Burner Model Air Tube Comb. Floor constructionshouldhave adequate load bearing characteristics to bear the weight of the boiler filled with water see Table 1. Drive sections in place with a heavy block of wood, striking blows as squarely as possible over nipple port.

Eliminating open tanks from the system. Hydrostatic Test Attach either the rear flue outlet damper assembly or rear outlet canopy cover to the canopy with the. Draft controls are not normally required, although they may be used on installations where a natural draft stack is used or on multiple boiler installations with a common stack. The large draw-up rod lugs with dual holes are cast in the four 4 corners of each casting. The three 3 digit panel identification numbers shown in the charts are also stamped along the bottom edge of each panel. After making certain that there are no leaks, drain boiler and remove plugs for boiler trim and other connections. DO NOT draw water from boiler while in use. Water should be added to the system until the boiler pressure gauge registers normal system design operating pressure. This boiler contains components which become very hot when the boiler is operating.

Do not touch any components unless they are cool. If damage due to frozen pipes is a possibility, the heating system should not be left unattended in cold weather; or appropriate safeguards and alarms should be installed on the heating system to prevent damage if the boiler is inoperative. Lined masonry chimneys are acceptable with the appropriate vent connectors using materials described above. This is applicable to some city water and particularly to well water. See Burner Manual for burner tests and adjustments. Seal all joints. Seek immediate medical attention. Consult factory for specific applications, pump selection and flow rate. If boiler is ordered with tankless heaters, install heaters with the gaskets provided.

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The vent height is usually limited to prevent negative draft, typically three 3 feet above the roof line see Figure 3a. Beckett Burners Table V Leaving the two end threads bare. Log in Sign up. Drive sections in place with a heavy block of wood, striking blows as squarely as possible over nipple port. If the boiler load is shared between heating and domestic hot water, then one needs to determine if a hot water priority is required. This is applicable to some city water and particularly to well water. This boiler is designed to burn No. When adding water while boiler is in operation, do not open supply valve fully but add water slowly. If gasket is damaged, replace.

See Figure 8 for appropriate locations. However, increased service and maintenance difficulty will result. Refer to Figures 20 and Refer to Figure 1 for boiler dimensional data. Assembly of Sections, Manual Draw-up Then, using a cartridge of RTV or RTV sealant in a caulking gun, fill the groove in this section with silastic sealant. If removed, reinstall jacket top. Relief valve must be installed in vertical position. Hartford Loop is not required on pumped return systems. Turn off electric service to the boiler.

Locating the Unit Excess length of draw-up rods must not extend beyond front and rear section to ensure proper fit of jacket, adjust accordingly. Consult a venting expert on the design of a specific vent system for your application. The following guidelines should be followed when piping the tankless heater: 1. Do not touch any components unless they are cool. Always keep the manual fuel supply valve shut off when the burner is shut down for an extended period of time. Circulate the water through the entire system. Isolate all circuits by closing zone valves or balancing valves. Dimensional Information.

Turn on burner and allow boiler to steam for 10 minutes then turn off burner. For service or repairs to boiler, call your heating contractor. Parallel piping conversions may require isolation from the heating system to prevent system flow influence on DHW performance. If so desired, a multi-purpose spray adhesive supplied by others may be used instead. Do not rely on the pressure and temperature gauges to determine the temperature and pressure of the boiler. This boiler has a limited warranty, a copy of which is printed on the back of this manual. Have Burner and Controls must be checked at least once a year or as may be necessitated. Flushing of Heater All water contains some sediment which settles on the inside of the coil. Vent the system, including the radiation.

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Low water cutoffs and water feeders should be dismantled annually by qualified personnel, to the extent necessary to insure freedom from obstructions and proper functioning of the working parts. See Figure 8 for appropriate locations. Always wear protective clothing and equipment when installing, starting up or servicing this boiler to prevent scald injuries. It is the responsibility of the installing contractor to see that all controls are correctly installed and are operating properly when the installation is complete. Be certain that all sections are drawn up iron to iron at all three nipple ports. Beckett Burners Table V Tighten front canopy carriage bolt until canopy is secure. Nipple damage may result.

Steam boilers can pipe return to the front as an alternate location. When rams reach stroke limit, release pressure in ram pumps and then move clamps to new position. V9A Series boilers can be installed in rooms with clearances from combustible material as listed above. Continue to circulate the water for a few hours. The tees in which the hose bibs are located should be the same size as heater connections to minimize pressure drop. Bare Boiler Assembly Flue gases can leak carbon monoxide from the joints on these materials and can result in severe personal injury or death. Slide carriage bolt into slot provided between castings.

The pH should be higher than 7 but lower than Continued operation under these conditions may result in premature boiler failure through thermal shock. Do not rely on the pressure and temperature gauges to determine the temperature and pressure of the boiler. Initial Cleaning, Steam Boilers. Place the rear section in its approximate final position, as outlined in Section I, and support it with a suitable prop and wedges. However, if the venting system is larger than what is required, the stack will provide a surplus draft or negative pressure that may require the use of a barometric damper to maintain the positive 0. For boiler rooms adjacent to outside walls, and where combustion air is provided by natural ventilation from the outside, there shall be a permanent air supply inlet having a total free area of not less than 1 sq. For boiler rooms not adjacent to outside walls, the combustion air shall be supplied in a manner acceptable to the authority having jurisdiction. Only use replacement components identical to those originally supplied with the boiler and burner. Place the rear section in its approximate final position, as outlined in Section I, and support it with a suitable prop and wedges.

Discard used RCF components by sealing in an airtight plastic bag. Repeat steps 3 through 6 for mounting remaining flue cover plates. Screw the probe into the boiler tapping. The boiler is provided with a breeching damper, which should be adjusted to maintain a positive pressure of 0. Sealant must be properly applied to ALL boiler joints. These items are all located in the Draw-Up Kit. Insert threaded. Do not operate unit with jumpered or absent controls or safety devices. Before pressing the reset button, call your serviceman immediately.

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The mixing valve provides tempered water to the fixtures, while the branch prior to the valve provides high temperature water for dishwashing, washing machines and other appliances. Do not tilt. Burner Model Air Tube Comb. Mount the low water cutoff control on the probe. Initial Cleaning, Water Boilers It is important to physically remove the probe from the boiler tapping annually and inspect that probe for accumulation of scale or sediment. Read, understand and follow all the instructions and warnings contained in all the sections of this manual. Figure 6: Setting of Nipples h. Rear Cover.

Do not apply pressure directly on threaded tappings on front and rear sections with draw-up channels during assembly procedures. Boilers Honeywell LE Pkgd. Multiple forced draft boiler stacks should always be designed as negative to ensure the products of combustion do not exit a boiler that is not firing. Use the left side panel and right side panel usage charts to determine correct positions of side panels. Touch-up after draw-up has no value. If necessary, place a lifting bar crowbar under the center of the section and lift the nipple port onto the upper nipple. Filling of Boiler and System General In a hot water heating system, the boiler and entire system other than the expansion tank must be full of water for satisfactory operation. To facilitate assembly, it is advisable to enter the upper nipple first in its port.

The tee is frequently used as shown in C. See Table 1 for available safety relief valve set pressures. Service as frequently as specified in paragraphs below. The silastic sealant should continue to squeeze out wafer thin until the sections are connected metal to metal. Exercise caution when lifting to avoid damage. Always keep the manual fuel supply valve shut off when the burner is shut down for an extended period of time. Remove plugs from all available returns and wash the water side of the boiler as thoroughly as possible, using a high-pressure water stream. Open all radiator valves. Place the canopy on the sections. The silastic sealant should continue to squeeze out wafer thin until the sections are connected metal to metal.

Ingestion: Do not induce vomiting. Figure 7: Affixing the Fiberglass Rope The sections must be assembled according to the arrangement shown to ensure proper operation, proper assembly of canopy, jacket and alignment of piping and tankless heaters with jacket knockouts. Tankless heater pressure drop is 5. Start with the back section and work towards the front. Rods should be approximately centered in openings so that rods and couplings when used do not drag on pipe thread in end section tappings. Installation is not complete unless a pressure relief valve is installed into the specified tapping located at the rear of appliance - See Section III of this manual for details. If this limit is replacing a limit that contains mercury in a sealed tube, do not place your old limit in the trash. Figure 3a: Typical Arrangement for Stub Vent If the venting system is designed for positive or forced draft venting, the boiler, vent connector and stack will operate under positive pressure.

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This can easily be done by drawing a small sample of boiler water and testing hydrion paper which is used in the same manner as litmus paper, except it gives specific readings. Install Flow Regulator If flow through the heater is greater than its rating, the supply of adequate hot water may not be able to keep up with the demand. Figure Boiler Section Assembly 20 5. If necessary, place a lifting bar crowbar under the center of the section and lift the nipple port onto the upper nipple. Continue driving sections in place in their respective order until all sections are in the assembly. The properties of the glycol mixture have an impact on valve and pump sizing. Clean and lubricate nipple ports on next section to be assembled and place on nipples previously installed in rear section. Replace all deteriorated parts and support properly.

Oxygen permeable materials in the distribution system. To do this, fasten wire or cord to lever of valve and pull lever — standing safe distance away from valve. Hydrion paper is inexpensive and obtainable from any chemical supply house or thru your local druggist. The mixing valve provides tempered water to the fixtures, while the branch prior to the valve provides high temperature water for dishwashing, washing machines and other appliances. Check float for evidence of collapse and check mercury bulb where applicable for mercury separation or discoloration. Low pressure steam boilers such as the V9A Series should be maintained with appropriate water treatment compounds. Boiler must be cleaned and fully free of oil and dirt. Alwaysusepropersafetyclothing,respiratorsandequipmentwhen servicing or working nearby the appliance. Refer to Figure 37a for piping recommendations.

Assure that all safety and operating controls and components are operating properly before placing the boiler back in service. Rotate bit through insulation by hand. Installation of a mixing valve will also lengthen the delivery of the available hot water by mixing some cold water with the hot. The large draw-up rod lugs with dual holes cast in the four 4 corners of each casting. This boiler requires regular maintenance and service to operate safely. The openings shall communicate by means of ducts, with the outdoors or to such spaces crawl or attic that communicate with the outdoors. Tankless Heater Piping See Figure To insure that the system is full, water should come out of all air vents when opened. The pH should be higher than 7 but lower than

Unless specified otherwise, gaps should be measured at these locations on both sides of the sections. Draw-Up Sections Use hydraulic rams to draw up sections by applying pressure alternately on the draw-up rods. Installation is not considered complete until this check has been made. Tighten all tie rod nuts until finger tight. Screw the probe into the boiler tapping. Add some appropriate water treatment chemicals, if necessary to bring the pH within the specified range. Install the low water cut-off. If a priority is not selected, erratic domestic hot water production may result during the beginning and end of every heating season.

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Remove plugs from all available returns and wash the water side of the boiler as thoroughly as possible, using a high-pressure water stream. As a safety measure, ends of draw-up rods should be covered while sections are being drawn in case rods should snap while under tension. If the venting system is designed for positive or forced draft venting, the boiler, vent connector and stack will operate under positive pressure. Where communicating by means of vertical ducts, each opening shall have a free area of not less than 1 sq. This will allow the other boiler s to be shut down and isolated during the summer months. Please also check your spam folder. Remove the smoke pipe. For boilers with tankless heaters, install the tankless heater manifolds according to Figure Boiler and system cleaning will help assure trouble free operation. This means that the glycol solution cannot transfer heat as well as pure water, resulting in the need for higher flow rates.

Measure gaps at the outer edge of the connection only, making sure not to puncture the gasket created by the silastic and rope. In the absence of local requirements, the confined space shall be provided with two permanent openings, one in or near the top of the room and one near the bottom. Relief valve must be installed in vertical position. Water Trim Refer to Figure 2. DANGER Indicates an imminently hazardous situation which, if not avoided, will result in death, serious injury or substantial property damage. Place the canopy on the sections. Some boiler sizes may require the use of additional supply and return tappings. If the above conditions exist, an RTC or similar type of control system must be installed to protect the boiler from sustained condensing operation and thermal shock. Continue driving sections in place in their respective order until all sections are in the assembly.

See separate RTC manual. This will determine if excessive down draft, blocked or restricted flue, etc. If the torque required becomes excessive, periodically place a heavy block of wood over each nipple port and strike as squarely as possible with several blows to relieve tension on the draw-up rods. Remove all accumulations of soot with wire brush and vacuum. If so desired, a multi-purpose spray adhesive supplied by others may be used instead. The sections must be assembled according to the arrangement shown to ensure proper operation, proper assembly of canopy, jacket and alignment of piping and tankless heaters with jacket knockouts. Please also check your spam folder. If necessary, tap edge of nipples lightly with a blunt tool or rod to keep nipples from cocking while sections are being drawn-up. Have Burner and Controls checked at least once a year or as may be necessitated.

This is applicable to some city water and particularly to well water. Low Fire High Fire Nat. It is important to physically remove the probe from the boiler tapping annually and inspect that probe for accumulation of scale or sediment. If you have questions, call Honeywell Inc. Nipples must be driven in evenly and to the proper depth to assure tight joints. While the adhesive is becoming tacky, clean nipples and nipple ports thoroughly with a degreasing solvent. In addition, the viscosity of the glycol solution is usually higher than water, requiring a higher pump head for the same given flow. To do this, fasten wire or cord to lever of valve and pull lever — standing safe distance away from valve.

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Gas tight vent systems designed for pressure systems must be used to prevent flue by-product leakage. Always keep the oil supply valve shut off if the burner is shut down for an extended period of time. A color chart on the side of the small hydrion dispenser gives the reading in pH. NOTICE Indicates special instructions on installation, operation, or maintenance which are important but not related to personal injury hazards. For boiler rooms adjacent to outside walls, and where combustion air is provided by natural ventilation from the outside, there shall be a permanent air supply inlet having a total free area of not less than 1 sq. A popular type cap is shown in B. The shipping skid can be used as a housekeeping pad unless local codes say otherwise. Please also check your spam folder.

Unless specified otherwise, gaps should be measured at these locations on both sides of the sections. See Figure 5. If a hot water radiator is hot at the bottom but not at the top, it indicates that air has accumulated inside and should be vented. Reinstall safety relief valve. If burner has no panel, the power is supplied to the J-box on the front jacket. Ratings shown above apply at altitudes up to feet on oil and feet on gas. Cut off and discard any remaining rope after groove is filled. Draft controls are not normally required, although they may be used on installations where a natural draft stack is used or on multiple boiler installations with a common stack.

If so desired, a multi-purpose spray adhesive supplied by others may be used instead. Flow direction for hot water boilers must be from the rear return out through the top front supply. Then, using a cartridge of RTV or RTV sealant in a caulking gun, fill the groove in this section with silastic sealant. Leaving the two end threads bare. If the boiler water becomes dirty again at a later date due to additional sediment loosened up in the piping, close gate valve in Hartford Loop, open drain valve in return main, turn on burner and allow condensate to flow to drain until it has run clear for at least 30 minutes while feeding water to boiler so as to maintain normal water level. Continue this slow boiling and trickle of overflow for several hours until the water coming from the overflow is clear. If any electrical wires are disconnected during service, clearly label the wires and assure that the wires are reconnected properly. The tee is frequently used as shown in C. Open isolation valve in boiler supply piping.

Turn off burner, drain boiler, open gate valve in Hartford Loop, then repeat step 1 above. Initial Cleaning, Water Boilers It is important to physically remove the probe from the boiler tapping annually and inspect that probe for accumulation of scale or sediment. Conventional vent material may not be suitable for the application. Intermediate brackets are shipped flat. Do not operate unit with jumpered or absent controls or safety devices. This precaution is for your protection and will simplify handling of necessary replacements and adjustment claims. Clean and lubricate nipple ports on next section to be assembled and place on nipples previously installed in rear section. Proper support — no sags, particularly in horizontal runs. Do not install gauge until after hydrostatic testing the boiler.

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The tee is frequently used as shown in C. Figure 7: Affixing the Fiberglass Rope The sections must be assembled according to the arrangement shown to ensure proper operation, proper assembly of canopy, jacket and alignment of piping and tankless heaters with jacket knockouts. Using wire or fibre bristle brush clean crown of boiler and inside of water legs. A barometric damper may be required on installations with a high draft condition. Use three 3 or four 4 passes at tightening the four 4 draw-up rods a little at a time so that sections are pulled up evenly. A special nipple setting gauge is provided for the nipples. If a priority is not selected, erratic domestic hot water production may result during the beginning and end of every heating season. Water should be added to the system until the boiler pressure gauge registers normal system design operating pressure. Allow burner to operate until shutdown by limit.

Figure 3a: Typical Arrangement for Stub Vent If the venting system is designed for positive or forced draft venting, the boiler, vent connector and stack will operate under positive pressure. Install the pressure relief valve as shown in Figure 38b. Use a wire brush to clean the groove in the face of the next section. Absorption through open tanks and fittings. Keep radiators and convectors clean. These pressures may be varied to suit individual requirements of installation. The three 3 digit panel identification numbers shown in the charts are also stamped along the bottom edge of each panel. Clean boiler at least once a year - preferably at the start of the heating season to remove soot and scale.

See Table III. If the venting system is designed for negative pressure natural draft , the boiler still operates with positive pressure in the chamber and up to the fixed damper on the flue collar. Consequently, the heater should be periodically backwashed. If improper vent is suspected, remove pipe at breeching and operate boiler. Always wear protective clothing and equipment when installing, starting up or servicing this boiler to prevent scald injuries. If gasket is damaged, replace. Some boiler sizes may require the use of additional supply and return tappings. Where communicating by means of vertical ducts, each opening shall have a free area of not less than 1 sq. Seek immediate medical attention if breathing difficulties persist.

Refill the system with fresh water. Boiler is now ready to be put into service. My files 0 My downloads 0 History Account settings Sign out. Remove knockout s for necessary supply piping in a similar manner. This boiler has a limited warranty, a copy of which is printed on the back of this manual. Darken the boiler room and place a light source in the combustion space and canopy to observe any gaps or open seals. Place block over entire nipple edge and hit the wood with the hammer. Then, using a cartridge of RTV or RTV sealant in a caulking gun, fill the groove in this section with silastic sealant.

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The tee is frequently used as shown in C. With steam boilers, at end of season add sufficient water to fill boiler to top of water column and leave it that way until fall when water should be drained again to proper level. Seek immediate medical attention if irritation persists. Leaving the two end threads bare. Repeat procedure until all right side panels are in place. Do not overlap corners, cut butt joints. Do not tamper with or alter the boiler or controls. Turn on burner and keep operating while feeding water to boiler slowly. Boiler sections must be drawn-up on perfectly level surface or improper assembly may result.

Burnham offers a Polyethylene Block for setting the nipples, part number In the absence of local requirements, the confined space shall be provided with two permanent openings, one in or near the top of the room and one near the bottom. Rearward and Intermediate panels have reverse bend flanges on one side of panel. The warranty for this boiler is valid only if the boiler has been installed, maintained and operated in accordance with these instructions. Tighten these screws securely. Boiler Piping - Water Heating Applications Darken the boiler room and place a light source in the combustion space and canopy to observe any gaps or open seals. The large draw-up rod lugs with dual holes are cast in the four 4 corners of each casting. If the boiler load is shared between heating and domestic hot water, then one needs to determine if a hot water priority is required.

Continue to affix the rope to the groove in this fashion around the perimeter of the section. Table IV gives the maximum number of heaters permissible per assembly and the heater ratings. Consult manufacturer for installations having unusual piping and pick-up requirements, such as intermittent system operation, extensive piping systems, etc. These items are all located in the Draw-Up Kit. If boiler is ordered with tankless heaters, install heaters with the gaskets provided. Long sleeved, loose fitting clothing 3. Slide carriage bolt into slot provided between castings. If the venting system is designed for positive or forced draft venting, the boiler, vent connector and stack will operate under positive pressure. Plug extra boiler tappings. Final adjustments should be made once the unit is installed and adjusted.

Use hydraulic rams to draw up sections by applying pressure alternately on the draw-up rods. Proper support — no sags, particularly in horizontal runs. Draw off one quart of water from bottom gauge glass fitting and discard. Attach either the rear flue outlet damper assembly or rear outlet canopy cover to the canopy with the. This boiler is supplied with controls which may cause the boiler to shut down and not re-start without service. If the venting system is designed for negative pressure natural draft , the boiler still operates with positive pressure in the chamber and up to the fixed damper on the flue collar. Install the pressure relief valve as shown in Figure 38b. It is the responsibility of the installing contractor to see that all controls are correctly installed and are operating properly when the installation is completed. DO NOT improperly pipe boiler.

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Follow manufacturers instructions furnished with control. Consequently, the heater should be periodically backwashed. See Figure 5. Unlined masonry chimneys are not acceptable. Boil for about 5 hours. Wash work clothes separately from other laundry and rinse washing machine after use to avoid contaminating other clothes. Install the safety valve as shown in Figure 38a. Filling System. Disconnect fuel line s and remove burner and burner mounting plate. Hydrostatic Test

All controls must be checked prior to putting the boiler in service. Initial Cleaning, Steam Boilers. Multiple forced draft boiler stacks should always be designed as negative to ensure the products of combustion do not exit a boiler that is not firing. Tighten these screws securely. Relief valve discharge piping must be piped to within six 6 inches of floor, or to floor drain to eliminate potential of severe burns. For example, a boiler with a 50 psi relief valve must be subjected to a test pressure of 75 psig to 85 psig. Do not operate unit with jumpered or absent controls or safety devices. Clean and lubricate nipple ports on next section to be assembled and place on nipples previously installed in rear section.

Indicates an imminently hazardous situation which, if not avoided, will result in death, serious injury or substantial property damage. Do not allow the boiler to operate with altered, disconnected or jumpered components. Test Controls. Rods should be approximately centered in openings so that rods and couplings when used do not drag on pipe thread in end section tappings. Dimensional Information. If the venting system is designed for negative pressure natural draft , the boiler still operates with positive pressure in the chamber and up to the fixed damper on the flue collar. Open boiler drain to allow water level to drop to bottom of sight glass until burner operation is shut down by low water cutoff. Sealant must be properly applied to ALL boiler joints.

Figure 6: Setting of Nipples h. Refill the system with fresh water. With this lower level of protection, care must be exercised to eliminate all of the free oxygen in the system. Apply the lubricant to the nipples and nipple ports, then use a brush to disperse it evenly around the nipples and the nipple ports. Do not operate on floors where heat affected material is below. This boiler must only be serviced and repaired by skilled and experienced service technicians. To avoid damage to the draw-up rod threads while drawing up sections, apply oil or other lubricant to tie rod threads while assembling sections to prevent stripping of threads on rod and to make assembling easier. Inspect gasket to assure adequate seal. Intermediate brackets are shipped flat. Consult Section VI of this manual for burner specifications and burner settings.

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Refer to Figure 2. Conversely, a priority for domestic hot water production may cause a significant heating zone activation delay, in an improperly balanced system. In some applications, depending on the control strategy outdoor reset, setpoint operation, etc. All controls must be checked prior to putting the boiler in service. Figure 3a: Typical Arrangement for Stub Vent If the venting system is designed for positive or forced draft venting, the boiler, vent connector and stack will operate under positive pressure. If the boiler water becomes dirty again at a later date due to additional sediment loosened up in the piping, close gate valve in Hartford Loop, open drain valve in return main, turn on burner and allow condensate to flow to drain until it has run clear for at least 30 minutes while feeding water to boiler so as to maintain normal water level. Remove the knockouts necessary for tankless heater operation on left side panels. When rams reach stroke limit, release pressure in ram pumps and then move clamps to new position.

Primera observación: Observado:. Conversely, a priority for domestic hot water production may cause a significant heating zone activation delay, in an improperly balanced system. For commercial and industrial equipment, permanent facilities for supplying an ample amount of outside air shall be provided in accordance with the following. Retain your contractor or a competent serviceman to assure that the unit is properly adjusted and maintained. Installation is not considered complete until this check has been made. Gas tight vent systems designed for pressure systems must be used to prevent flue by-product leakage. If breathing difficulty develops: Leave the area and move to a location with clean fresh air. Draft controls are not normally required, although they may be used on installations where a natural draft stack is used or on multiple boiler installations with a common stack. Do not drive sheet metal screws tight until jacket assembly is complete.

If strips are damaged replace as needed. Raise operating control setting to allow burner to operate. Remove the jacket left side panels. This boiler contains very hot water under high pressures. Boiler is suitable for installation on combustible floor. This flow acts as a means of preventing the hot water from stratifying at the top of the boiler. Failure to supply adequate air to the boiler will result in unsafe boiler operation. This boiler must only be serviced and repaired by skilled and experienced service technicians. Do not install any shut-off valves, plugs or caps in discharge piping. Open boiler feed pipe sufficiently to permit a steady trickle of water from the surface blowoff pipe.

Ingestion: Do not induce vomiting. Close fill valve. Note - If make-up water line is equipped with pressure reducing valve, system will automatically fill to normal system design operating pressure. This is applicable to some city water and particularly to well water. Repeat for opposite side. These Codes and Regulations may differ from this instruction manual. If a priority is not selected, erratic domestic hot water production may result during the beginning and end of every heating season. Entrained in make-up water are dissolved minerals and oxygen.

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Do not operate unit if any control, switch, component, or device has been subject to water. Do not apply pressure directly on threaded tappings on front and rear sections with draw-up channels during assembly procedures. Remove the bolts and nipples. Consult factory for specific applications, pump selection and flow rate. When rams reach stroke limit, release pressure in ram pumps and then move clamps to new position. Reconnect the control to probe wiring. Clean the pipe threads of the probe to remove old, hardened pipe dope and other foreign matter. Inspect target wall VA only for damage or deterioration. Connect hoses from drain cocks to floor drain.

These panels must be installed prior to forward panels. Install the low water cutoff. Allow boiler water to reach operating temperature, if possible. Touch-up after draw-up has no value. Position rear flange end with studs of canopy flush with rear surface of back section. Some boiler sizes may require the use of additional supply and return tappings. Then enter the lower nipples in their respective ports. RCF has been classified as a possible human carcinogen.

Maintenance of Low Water Cutoff Devices Failure to comply could result in severe personal injury, death or substantial property damage. It is the responsibility of the installing contractor to see that all controls are correctly installed and are operating properly when the installation is complete. Check to see if rear flange of canopy is still flush with raised flange on back section. The interior of the venting and air intake systems must be inspected and cleaned before the start of the heating season and should be inspected periodically throughout the heating season for any obstructions. Low pressure steam boilers such as the V9A Series should be maintained with appropriate water treatment compounds. Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury or loss of life. Discard used RCF components by sealing in an airtight plastic bag. See Table III.

Hydrion paper is inexpensive and obtainable from any chemical supply house or through your local druggist. If improper vent is suspected, remove pipe at breeching and operate boiler. Please also check your spam folder. Perform steps in the order given. Accumulations of soot. Burner Installation Check to see if rear flange of canopy is still flush with raised flange on back section. When boiler has cooled down sufficiently crown sheet of sections are not too hot to touch , close the drain cocks at boiler and in return main and feed water slowly up to normal level in boiler. Drain boiler. Gauge failure may result.

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See piping details in Figure When rams reach stroke limit, release pressure in ram pumps and then move clamps to new position. Fully tighten all bolts. Reconnect the control to probe wiring. Drain the system in a manner and to a location that hot water can be discharged with safety. Open fill valve Make-up water line should be located directly above isolation valve in boiler supply piping. Assure that all safety and operating controls and components are operating properly before placing the boiler back in service. Plug extra boiler tappings. Hydrion paper is inexpensive and obtainable from any chemical supply house or thru your local druggist.

If hole is oversized, remove burner mounting plate with burner attached from boiler. Gasket must be centered over all attachment holes. For low silhouette vent terminations, see Figure 3b. The boiler is provided with a breeching damper, which should be adjusted to maintain a positive pressure of 0. Tankless Heater Installation If boiler is ordered with tankless heaters, install heaters with the gaskets provided. Ratings shown above apply at altitudes up to feet on oil and feet on gas. Apply four 4 small dabs of silastic on rear surface of adapter plate to temporarily hold gasket in place. To facilitate assembly, it is advisable to enter the upper nipple first in its port. Install flue cover plates over studs with insulation against boiler and secure with washers and nuts.

Insert threaded. Place the canopy on the sections. Reinstall flue plates making sure gasket on each plate is in place and forms gas tight seal. Continue driving sections in place in their respective order until all sections are in the assembly. If breathing difficulty develops: Leave the area and move to a location with clean fresh air. If loose or peeling, apply pressure to reset adhesive. Do not operate unit with jumpered or absent controls or safety devices. Engage bottom slot on burner mounting plate with matching bolt in bottom tapping of front section. Cut off excess. Repeat for opposite side.

Do not apply pressure directly on threaded tappings on front and rear sections with draw-up channels during assembly procedures. Do not truck from front. Install nuts and washers on one end of the drawup rods and the hydraulic rams, washers and. Tankless Heater Installation. Tighten all tie rod nuts until finger tight. Please also check your spam folder. The maintenance of system integrity is the best method to prevent these types of failure. If using type shown in A above, be sure cap is raised sufficiently above main pipe to allow flue gases to vent unimpeded. This boiler is supplied with controls which may cause the boiler to shut down and not re-start without service. Maintenance of Low Water Cutoff Devices

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As a safety measure, ends of draw-up rods should be covered while sections are being drawn in case rods should snap while under tension. Repeat for opposite side. The flow regulator will limit the flow of supply water regardless of inlet pressure variations ranging from 20 to psi. Perform steps in the order given. Although sections may be joined within two 2 hours of applying sealant, humidity and temperature affect cure time. Refer to Figures 10 and 11 for proper placement of channel block during assembly procedures. Exercise caution when lifting to avoid damage. Spray inside surfaces with light lubricating or crankcase oil using gun with extended stem so as to reach all corners. Lifting arrangement and weights are given in Figure 4.

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