Bradford-White Corp EF Series User Manual

- Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance - WHAT TO DO IF YOU SME

10UNPACKING INSPECT SHIPMENT carefully for any signs of damage. 1. All equipment is carefully manufactured, inspected and packed. 2. Any claims

11REMOVE CRATE 1. Remove all banding and pry off crate sides carefully so as not to damage the water heater. 2. Carefully roll/lift the water heat

12MECHANICAL EXHAUSTING OF ROOM AIR 1. Where an exhaust fan is installed in the same room with this water heater and combustion air is drawn from i

13TYPICAL INSTALLATION ILLUSTRATION CAUTION If building cold water supply has a back-flow preventer, check valve or water meter with check valv

14 Figure 6. Typical Two Water Heater Connection Figure 7. Typical Three Water Heater Connection Figure 8. Typical Four Water Heater Connec

15 SECTION V: WATER CONNECTIONS WARNING Failure to install and maintain a new, listed temperature and pressure relief valve will release the manuf

16SCALDING This water heater can deliver scalding temperature water at any faucet in the system. Be careful whenever using hot water to avoid scald

17 ALTERNATE SPACE HEATING WATER CONNECTIONS DANGER Toxic chemical, such as those used for boiler treatment, shall not be introduced into potable w

18 Figure 11. Typical Plumbing Schematic for Zoned Heating SECTION VI: VENTING WARNING The vent system must be properly installed. Failure to

19 NOTICE Before beginning installation of any vent pipe, read the vent pipe manufacturer’s installation instructions. Water heater must be prote

2SECTION I: IMPORTANT INFORMATION This gas-fired water heater is design certified by CSA Internatio

20 Vent terminals must terminate at least 3 feet (0.9 m) above any forced air inlet located within 10 feet (3.1 m). This provision does not apply

21 NOTICE This unit can be vented using only PVC (Class 160, ASTM D-2241 Schedule 40, ASTM D-1785; or Cellular Core Schedule 40 DWV, ASTM F-891), Sc

22 Figure 13. Typical Horizontal Direct Vent System Vertical Installation: Vertical venting system must be supported every 5 feet of vertical r

23 Figure 14. Typical Vertical Direct Vent System Installation Through The Wall Venting With Low Ground Clearance: When venting cannot exit thr

24 Maximum Vent Length : Direct Vent Maximum Vent Length Model Number Max Vent Length (feet) 3" PVC, CPVC, or ABS Max Vent Length (feet) 4"

25 Horizontal Installation: In a horizontal application, it is important that condensate not be allowed to buildup in the exhaust vent pipe. To pre

26 Follow the following procedure to vent through the roof: 1. Cut the necessary holes through the roof and ceiling 2. Install the exhaust vent a

27 Figure 18. Vent Terminal (Low Ground Clearance) Maximum Vent Length Determination Power Vent Maximum Vent Length Model Number Max Vent Len

28shock can cause personal injury or death. DO NOT operate this water heater with the rain cap removed or recirculation of combustion products may oc

295. Install concentric Y fitting and pipe assembly through the structure’s hole and field-supplied roof boot/flashing. Do not allow insulation or

3 DANGER DO NOT store or use gasoline or other flammable, combustible, or corrosive vapors and/or liquids in the vicinity of this or any other a

30b. Cement rain cap to smaller diameter kit pipe. (See Figure 21). 5. Install concentric Y fitting and pipe assembly through the structure’s hole

31SELECTION OF MATERIALS PRIMER – It is recommended that Tetrahydrofuran (THF) be used to prepare the surfaces of pipe and fittings for solvent weld

32 Figure 24. Drip Leg The gas supply lines must meet all requirements of the National Fuel Gas Code ANSI Z223.1 (Latest Edition), or in Canada

33SECTION VIII: ELECTRICAL CONNECTIONS WARNING Turn off or disconnect the electrical power supply to the water heater before servicing. Label all

34SECTION IX: OPERATING INSTRUCTIONS WARNING Water heaters are heat-producing appliances. To avoid damage or injury there must be no materials st

35LIGHTING INSTRUCTIONS Figure 26. Lighting Instruction Label TEMPERATURE ADJUSTMENT The temperature selector knob of the thermostat has been adj

36During the winter season or any cold period, you may desire a higher temperature setting to adjust for the colder incoming water. This adjustment,

37 SECTION X: MAINTENANCE DANGER DO NOT ATTEMPT TO REPAIR GAS VALVE. DO NOT ATTEMPT TO REPAIR IGNITION MODULE. DO NOT ATTEMPT TO REPAIR VENTURI. D

38 FLUSHING WATER HEATER 1. Turn OFF the water heater electrical disconnect switch. 2. Open the drain valve and allow water to flow until it runs

39 To remove sediment and lime scale: 1. Drain the heater. Refer to DRAINING THE WATER instructions in this section. 2. Remove outer cover plate

4 WARNING This water heater needs fresh air for safe operation and must be installed so there are provisions for adequate combustion and ventilat

40At least twice a year, the temperature and pressure relief valve should be checked to ensure that it is in operating condition. To check the relie

41SECTION XI: TROUBLESHOOTING GUIDE Main power light is not lit. Make sure that water heater is plugged in. When the switch is on, is there 120VA

42 Is there continuity across the “Hot Surface Ignitor?” If no, then replace hot surface ignitor. If yes, then replace the ignition module. Main val

43 SECTION XI: PARTS LIST EF – Series Water Heater 1 Combustion Surround Ass'y 2 Burner Ass'y 3 2nd Pass Top Collector Cover 4 Screw

44 1 Combustion Surround Ass'y AA Keeper Latch & Catch BB Screw 8-32 x 1/2 RHCR CC Ignitioin Control Ass'y DD Jacket Head 28 1/4&quo

45 CC Ignition Control Ass'y 1C Electronics Control Module 2C Screw #8-32 x 1/2 3C Vacuum Switch 4C Control Mounting Panel 5C Thermostat PC Boa

46NOTES INTERNET VERSION FOR REFERENCE ONLY

5SECTION II: SPECIFICATIONS Figure 1. Dimensional Layout Recovery GPH At Degree Rise DIMENSIONS ( INCHES ) Model No.Input Rate BTU

6 SECTION III: GENERAL INFORMATION FEATURES This water heater contains the following features: MAIN POWER ON/OFF SWITCH – The front panel of

7LATCHES – The latches allow easy access for servicing the water heater from the top. Simply remove the two latches for servicing and re-latch upon

8 Figure 2. Condensate Elbow With Loop CLEANOUT – All models are equipped with a cleanout opening to aid in removal of hard water deposits from

9 SECTION IV: INSTALLATION INSTRUCTIONS WARNING INSTALLATION OF THIS WATER HEATER REQUIRES ABILITY EQ