A.O. Smith BTP-140 Installation And Operation Manual Download Page 9 | Manualshive

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TYPICAL WIRE DIAGRAM

BTP, 270 - 2,500 KBTUH

COF, 800 - 2,500 KBTUH

COBT, 400 - 2,500 KBTUH

TYPICAL WIRE DIAGRAM

BTP, 140 - 255 KBTUH

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Summary of Contents for BTP-140

Page 1: ...tilate the room then call your gas supplier or service agent Keep area clear until a service agent has been called MODELS BTP 140 140 thru 600 2500 INCLUDING BTPD BTPN COF COBT COMMERCIAL GAS OIL AND...

Page 2: ...s Association Labortories 55 Scarsdale Road Don Mills Ontario Canada M3B 2R3 TABLE OF CONTENTS This manual is supplemented by the power burner manual All information including start up and maintenance...

Page 3: ...OW OF COMBUSTION AND VENTILATING AIR ADEQUATE AIR FOR COMBUSTION AND VENTILATION MUST BE PROVIDED FOR SAFE OPERATION LIQUID PETROLEUM MODELS Water heaters for propane or liquefied petroleum gas LPG ar...

Page 4: ...rsion from American Insurance Association 85 John Street New York NY 11038 Note Some gas utility companies derate the heating value of the supplied gas at high elevations Your authorized A O Smith Sta...

Page 5: ...T 18 Inches FRONT 18 Inches BACK 0 Inches Back 6 Inches TOP 5 Inches Top 12 Inches LEFT SIDE 0 Inches LEFT SIDE 6 Inches RIGHT SIDE 0 Inches RIGHT SIDE 6 Inches NOTE If a chimney connector is used the...

Page 6: ...RECIRCULATION OF FLUE GASES SUCH CONDITIONS CAUSE SOOTING OR RISKS OF FIRE AND ASPHYXIATION Heater must be protected from freezing downdrafts during shutdown periods Remove all soot or other obstruct...

Page 7: ...LOCATED IN FREEZING AREAS DO NOT THREAD OR CAP THE END OF THIS LINE RESTRICTED OR BLOCKED DISCHARGE WILL DEFEAT THE PURPOSE OF THE VALVE AND IS UNSAFE DISCHARGE LINE SHALL BE INSTALLED TOALLOW COMPLET...

Page 8: ...OM THE SUPPLY PRESSURE TEST BY CLOSING THE MANUAL GAS SHUTOFF VALVE BEFORE PLACING THE HEATER IN OPERATION CHECK FOR GAS LEAKAGE USE SOAP AND WATER SOLUTION OR OTHER MATERIAL ACCEPTABLE FOR THE PURPOS...

Page 9: ...9 TYPICAL WIRE DIAGRAM BTP 270 2 500 KBTUH COF 800 2 500 KBTUH COBT 400 2 500 KBTUH TYPICAL WIRE DIAGRAM BTP 140 255 KBTUH...

Page 10: ...10 TYPICAL WIRE DIAGRAM COF 140 720 KBTUH TYPICAL WIRE DIAGRAM COBT 140 300 KBTUH...

Page 11: ...te to ask the agent any questions which you may have regarding the units start up operation or maintenance A MAINTENANCE section is included at the rear of this manual Any service required should be p...

Page 12: ...finished flushing 4 Turn on the heater electrical disconnect switch MAINTENANCE SCHEDULE Component Operation Interval Required Flushing Monthly Sediment Tank Removal Semi Annually Lime Scale UN LIME...

Page 13: ...ined through your A O Smith dealer or distributor To clean heater through cleanout opening proceed as follows 1 Turn off water inlet valve the heater electrical disconnect switch and open drain valve...

Page 14: ...FIGURE 3 To test gate for operation gently tap gate and observe DO NOT OIL The red solid fuel tabs supplied with the draft regulator must be removed See instructions supplied with Draft Regulator TROU...

Page 15: ...et system it will not permit the expanded hot water volume to equalize pressure with the main The relief valve must release this water or the water heater or plumbing system will be damaged When such...

Page 16: ...ENSES Under the limited warranty the warrantor will provide only a replacement water heater or part thereof The owner is responsible for all other costs Such costs may include but are not limited to a...

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