Bradford White 100T-88B-3X - Manual (Page 3)

3
BURNER FLAME CHECK
(Supplements pg. 20 in instruction manual.)
These models are equipped with self adjusting air mixture and do not
have an adjustable air shutter. At periodic intervals, a visual
check of the
main burner and pilot flames should be made to determine if they are burning
properly. The main burner flame should light smoothly from the pilot.
Refer to the main instruction manual for illustration of burner flame
pattern.
Pilot flame
Figure 3
TROUBLESHOOTING CHART
(In addition to instruction manual.)
LED Status Control Status Probable Cause
None (LED not on or
flashing) Millivolt power is not
present. Light pilot.
1. Gas valve is functioning
normally
2. Gas valve is not powered.
Light pilot
One flash and three
second pause.
If set point knob is in
"PILOT" position then pilot
flame is detected.
(no
faults).
Gas valve is powered and waiting
for the set point knob to be turned
to a water temperature setting. If
the set point knob is at desired
setting the thermostat is satisfied.
LED strobe (two quick
flashes) and three second
pause
Thermostat calling for heat
(no faults)
Heater operating normally.
LED on continuously.
Set point knob has been
recently turned to the
"OFF" position.
Set point knob was recently turned
to "OFF" position. Wait until LED
goes out before attempting to
relight