Bradford White EF Series Service Manual page 6

Power supply
Gas Supply
Approved Gas Type
Gas Pressure (
Nat & L.P.
Venting System
Approved Vent Materials PVC, CPVC or ABS
Minimum Clearance
for Servicing
Maximum Water Supply
Pressure
Thermostat Sensor
Temperature Dial
Thermostat Board
Ignition Module
Transformer
Hot Surface Igniter
Flame Sensor Output
Gas Valve
Vent Safety Switch
Intake Pressure Switch
Exhaust pressure switch
Blower
Combustion Levels
Page 6
Dedicated 120 VAC, 60 Hz, 15A, GFI
Minimum ¾" NPT (schedule 40 black iron pipe recommended)
Natural or Propane. Unit must match gas type supplied.
) 14.0" W.C. maximum static, 4.5" W.C. minimum running (recommend 7.0" W.C. min running)
Power vent, balanced direct vent or unbalanced direct vent. See vent tables on page 7
18" from top, 24" from front, 4" sides and rear.
150 PSI
11,900 Ohms @ 70°F, ECO opens @ 201°F Max., ECO close @ 100°F Min.
Min. set point 5400-6600 ohms, Max set point 0-50 ohms.
Max temp 180°F, Min temp 91°F, 24VAC, 60Hz max.
See page 9.
120VAC primary, 24VAC secondary, 40VA.
120VAC, 30-120 ohms @ room temperature.
Minimum 1 micro amp, Typical range 4 to 7 micro amps.
Negative regulation, 24 VAC, ½" PSI max., 4.5" W.C. Minimum running
Normally closed, opens @ 350°F, manual reset.
24VAC, normally closed, opens on vacuum increase @ -1.20 W.C.
24VAC, normally open, closes on Pressure increase @:
+2.58" W.C.
+1.50" W.C.
+1.22" W.C.
+2.08" W.C.
+0.55" W.C.
Note 1: +5.6" W.C. on serials prior to AH5039107
Note 2: +0.8" W.C. on serials prior to AK5288269
120VAC, 60Hz, .6-1 amps, 6400 RPM.
CO2: 10-10.5%, CO: less then 0.04 percent (400 PPM) air free
EF(60,100)T199
EF100T150 (see note 1)
EF60T150, EF100T250
EF60T125
EF100T100 (see note 2)
Specifications
Page 6