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- Vapor Power
- Boiler
- HWR Series
- Instruction Manual
Vapor Power HWR Series Instruction Manual
Summary of HWR Series
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Page 1 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 instruction manual hwr model ‘resisto-flo’ electric boiler.
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Page 2 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 foreword the hwr “resisto-flo” electric hot water boiler is designed to provide a compact packaged unit requiring a minimum of electrical and plumbing connections at the ...
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Page 3 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 1.0 installation clearances 1.1 general locate boiler on a level surface. Be sure the location you select permits access to the control cabinet and allows for element rem...
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Page 4 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 1.3 thermal clearances minimum thermal clearances should be maintained. If the boiler is ul listed, minimum clearances will be indicated on the ul label. Otherwise, consu...
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Page 5 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 2.0 plumbing installation 2.1 supply and return lines connect supply piping to the water outlet at top of the boiler. The placement of a temperature sensor in this line c...
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Page 6 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 tank capacity should allow for increase in water volume of the heating system, including the boiler, radiators or coils, and all piping. 2.4 low water cutoff the boiler i...
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Page 7 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 3.0 electrical installation 3.1 electric power supply check the boiler nameplate for the kw rating, voltage, phase and ampacity. Check for the electrical supply to be cer...
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Page 8 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 4.0 operating instructions note: prior to start up, any heater or control cabinet which has been exposed to dusty, wet, and/or humid conditions must be thoroughly cleaned...
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Page 9 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 required operating temperature but shall not exceed 250°f. Proper system operation can be checked via either the temperature gauge mounted on the boiler’s supply piping o...
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Page 10 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 4.3 boiler start up a. Close drain valves. B. Open all system flow valves (inlet and outlet). C. Fill system with water. If a sight glass is provided, assure that it ind...
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Page 11 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 upon completion of the control circuit checkout, de-energize the control circuit, remove the jumpers and replace fuses, if applicable, and switch all of the circuit enab...
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Page 12 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 5.0 maintenance 5.1 boiler 5.1.1pressure vessel assure annual inspection by qualified asme boiler and pressure vessel inspector. This inspection will cover the vessel an...
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Page 13 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 5.2 major components 5.3.1 contactors periodic inspection and cleaning of contact should be made. Spot check for pitted, burned or welded contacts and inoperative coils....
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Page 14 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230 element should extend at least 1/8” beyond compression nut after tightening (refer to element assembly sketch) note: tighten compression fitting to 70 ft lbs brass, 110 ...
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Page 15 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230
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Page 16 of 16 vapor power international llc 551 s. County line road, franklin park, il 60131 phone: 630-694-5500 fax: 630-694-2230