Ao-smith BTF-75 User Manual

1PRINTED IN U.S.A. 0901 PART NO. 194643-000Thank you for buying this energy efficient water heater from A.O. SmithWater Products C

10INSTALLATION OF VENT SYSTEM, SIDEWALLWith the route of the venting system and selection of materials completed,as discussed in section of this manua

11• Rag - Cotton (Not Synthetic)• Primer and Cleaner• Solvent Cement - PVC for PVC Components and CPVC for CPVCComponents• Containers - Metal or Glass

12G. Cleanup and joint movementRemove all excess cement from around the pipe and fitting with adry cotton rag. This must be done while the cement is s

13WARNING: If you do not follow these instructions exactly, a fire or explosionmay result causing property damage, personal injury or loss of life.• I

14PURGINGGas line purging is required with new piping or systems in which air hasentered. CAUTIONPURGING SHOULD BE PERFORMED BY PERSONS EXPERIENCED

15HIGH TEMPERATURE CUT-OFF SWITCHThe thermostat has a built-in temperature cut-off switch (TCO), whichwill shut off gas to the burner in case of exces

16Should the main burner or burner air openings require cleaning, removethe burner and clean with a soft brush. Clean main burner orifice with asuita

17NOT ENOUGH ORNO HOT WATERVENT PIPE TOO HOT(ABOVE 170° F)YELLOW FLAMECONDENSATIONWATER LEAKSLEAKING T&P VALVEHOT WATER ODORS OR COLOR(Refer t

18OFFBRITE - DM1 FLASH2 FLASHES3 FLASHES4 FLASHES5 FLASHES6 FLASHESLED STATUS INDICATES CHECK/REPAIRNo power to system control.Normal Operatio

19SV9560/SV9570 SMARTVALVE® WATER HEATER CONTROLTROUBLESHOOTING GUIDESTARTlCHECK FOR PROPER VOLTAGE ATCONTROL HARNESS (SEE INSET A).VOLTAGE SHOULD BE

2ROUGH-IN-DIMENSIONSFOREWORDThe design of model BTF-75 complies with the latest version ofANSI Z21.10.3/CSA 4.3 M98 as automatic storage or automatic

20A. O. Smith Corporation, the warrantor, extends the following LIMITED WARRANTY to the owner of this water heater.1. THE TANKIf the glass-lined tank

3GENERAL SAFETY INFORMATIONPRECAUTIONSDO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UNDER WATER.Immediately call a qualified service technician to in

4IF YOU EXPERIENCE AN OUT-OF-GAS SITUATION, DO NOT TRY TORELIGHT APPLIANCES YOURSELF. Ask your LP delivery person to relightpilots for you. Only tra

5The heater is design certified by the Canadian Standards for installationon combustible flooring in a closet having minimum clearances fromcombustibl

6CLOSED WATER SYSTEMA closed system will exist if a back-flow preventer (check valve),pressure reducing valve, or other similar device is installed in

75. The vent termination shall not be mounted directly above or within 3feet horizontally from an oil tank vent or gas meter to avoid potentialfreeze-

8PVC Materials should use ASTM D-2564 Grade Cement; CPVC Materialsshould use ASTM F-493 Grade Cement and ABS Materials should useASTM D-2235 Grade Cem

9POWER VENT WIRING SCHEMATIC - FIGURE 7A. Remove two screws that secure side plate on controlbox and remove plate.B. Cut flexible power cord on inside