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INSTALLATION, OPERATING AND
SERVICE INSTRUCTIONS FOR
RSA™ SERIES
OIL - FIRED BOILER
For service or repairs to boiler, call your heating contractor. When seeking information on
boiler, provide Boiler Model Number and Serial Number as shown on Rating Label.
Boiler Model Number Boiler Serial Number Installation Date
RSA
Heating Contractor Phone Number
Address
Price - $3.00
843508R2-/0
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IMPORTANT INFORMATION - READ CAREFULLY All boilers must be installed in accordance with National, State and Local Plumbing, Heating and Elec- trical Codes and the regulations of the serving utilities. These Codes and Regulations may differ from this instruction manual. Authorities having jurisdiction should be consulted before installations are made. In all cases, reference should be made to the following Standards: All wiring on boilers installed in the USA shall be made in accordance with
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DANGER DO NOT store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance. WARNING Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury or loss of life. Failure to follow all instructions in the proper order can cause personal injury or death. Read and understand all instructions, including all those contained in component manufacturers manuals which are provided with the appliance b
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WARNING This boiler contains very hot water under high pressure. Do not unscrew any pipe fittings nor attempt to disconnect any components of this boiler without positively assuring the water is cool and has no pressure. Always wear protective clothing and equipment when installing, starting up or servicing this boiler to prevent scald injuries. Do not rely on the pressure and temperature gauges to determine the temperature and pressure of the boiler. This boiler contains components whic
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Table of Contents I. Pre-Installation .......................................7 VI. Oil Piping .............................................28 II. Knockdown Boiler Assembly ................9 VII. System Start-Up ...................................30 III. Water Piping and Trim .........................12 VIII. Service and Cleaning............................38 IV. Venting .................................................18 IX. Repair Parts ..........................................40 V. Electrical
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Figure 1A: RSA Packaged Boiler (RSA170 / RSA285) Minimum Recommended Chimney Sizes Boiler Water Approx. Bare Boiler Model Capacity Shipping Assembly In. x In. x Ft. (height) In. (dia.) x Ft. (height) Number (gallons) Weight (lb.) RSA170 WV-29-10 7 x 20 42.6 600 8 x 8 x 20 RSA195 WV-29-13A 39.9 630 8 x 20 RSA240 WV-29-16A 37.3 660 8 x 12 x 20 RSA285 WV-29-19A 9 x 20 34.6 690
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I. Pre-Installation install on carpeting. See Figure 26 for floor shield A. INSPECT SHIPMENT carefully for any signs of part number and installation instructions. damage. 1. ALL EQUIPMENT is carefully manufactured, 2. FOR BASEMENT INSTALLATION, provide a inspected and packed. Our responsibility ceases solid base, such as concrete, if floor is not level, or if upon delivery of the crated boiler to the carrier in water may be encountered on floor around boiler. good condition. 3. PROVID
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opening within 12 inches of top of space. Locate C. PROVIDE COMBUSTION AND VENTILATION remaining opening within 12 inches of bottom of AIR. Local code provisions may apply and should be space. Minimum dimension of air opening is 3 referenced. inches. Size each opening per following: WARNING a. Direct communication with outdoors. Minimum free area of 1 square inch per 4,000 Adequate combustion and ventilation air must BTU per hour input of all equipment in space. be provided to assure pr
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II. Knock-Down Boiler Assembly A. REMOVAL OF BOILER. WARNING 1. Remove, all boiler to skid, hold down fasteners. Refer to Figure 3. Do not apply more than 30 psig to boiler. 2. Carefully walk boiler to the edge of skid. Tilt the boiler back, allowing an edge to rest on the floor, WARNING and remove the skid. Any combustion chamber which was damaged must be replaced immediately. CAUTION If heat exchanger is not square on base DO NOT twist. Carefully lift and reposition. WARNING Do not
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2. Bend jacket according to Figure 28. Starting D. INSTALLATION OF BOILER CONTROLS from the front, wrap the jacket around the boiler. 1. Install provided pressure/temperature gauge and Make sure that return pipe, observation port and immersion well into appropriate holes on tankless shell extension fit proper into there corresponding heater coil plate. Tighten so not to have any water clearance holes. Continue bending jacket around leaks. until front panels meet. 2. Mount the aquasta
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III. Water Piping and Trim WARNING Failure to properly pipe boiler may result in improper operation and damage to boiler or structure. Oxygen contamination of boiler water will cause corrosion of iron and steel boiler components, and can lead to boiler failure. Burnham’s Standard Warranty does not cover problems caused by oxygen contamination of boiler water or scale (lime) build-up caused by frequent addition of water. a. If this boiler is used in connection with A. Design a piping syst
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and return line as illustrated in Figures 8 and 9 must be consistent with ANSI/ASME Boiler and in order to regulate water flow for maintenance Pressure Vessel Code, Section IV. of higher boiler water temperature. Set the bypass and return valves to a half throttle WARNING position to start. Operate boiler until the system Safety (relief) valve discharge piping must be water temperature reaches its normal operating piped near floor to eliminate potential of severe range. Adjust the valv
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4 Figure 8: Recommended Water Piping for Circulator Zoned Heating Systems
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5 Figure 9: Recommended Water Piping for Zone Valve Zoned Heating Systems
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2. TEMPERING OF HOT WATER — Installation of F. CONNECT TANKLESS HEATER PIPING AS an automatic mixing valve will lengthen the delivery SHOWN IN FIGURE 10. See Table 1 for Tankless of the available hot water by mixing some cold Heater Rating. water with the hot. This prevents the possibility of scalding hot water at the fixtures. In addition, WARNING savings of hot water will be achieved since the user Install automatic mixing valve at tankless heater will not waste as much hot water wh
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Figure 0: Schematic Tankless Heater Piping Table : Tankless Heater Ratings S350 S375 Boiler Model GPM PSID GPM PSID RSA85 & 110 3 12 3½ 15 RSA110, 125 & 135 3¼ 16 3¾ 25 RSA125 & 135 3½ 19 STD. #7524 OPT. #7530 Boiler Model GPM PSID GPM PSID RSA170 3¾ 25½ 4 26½ RSA195, 240 & 285 4 29 4¼ 31 17
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IV. Venting than the boiler being replaced. That probably A. General Guidelines. means that the stack temperature from the 1. Vent system installation must be in accordance new boiler will be lower than that from the with these instructions and applicable provisions of old boiler and with less room air being drawn local building codes. Contact local building or fire up the chimney to dilute the stack gases. The officials about restrictions and installation inspection combination o
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Figure 11: Recommended Smoke Pipe Arrangement and Chimney Requirements Figure 12: Draft Regulator Locations
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V. Electrical DANGER Positively assure all electrical connections are unpowered before attempting installation or service of electrical components or connections of the boiler or building. Lock out all electrical boxes with padlock once power is turned off. WARNING Failure to properly wire electrical connections to the boiler may result in serious physical harm. Electrical power may be from more than one source. Make sure all power is off before attempting any electrical work. Each boiler
