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Troubleshooting Guide (cont'd)
AWARNING ]
This troubleshooting _plied for use by quail-J
fled service personnel who have a complete understanding of
both electricity andgas. ]
A CAUTION J
Label all wiring before disconnecting any wiring to ensure
correct reconnectlon. Failure to follow this instruction
could cause improper and possible dangerous operation J
resulting in DEATH, SERIOUS BODILY INJURY, OR
PROPERTY DAMAGE.
THERMOSTAT AND GAS SUPPLY CHECK
r
No ................ Jls gas being supplied to the
; [ thermostat?
I
t
Turn "ON" gas supply.
• Yes
J ls pilot lit?
Pilot won't light.
1
Check thermocouple.
Bad
Light Pilot. (See Lighting]
Instructions in manual or attachedJ-<- .............
to water heater.)
/
1 1
Pilot lights.
I
Good
I
I
Turn gas cock knob to "ON".
[ Replace thermostat.
Replace thermocouple. ]
Replace thermostat,
Call gas company to increase gas_
pressure.
No ............. .J
Yes
/
s gascock KnOD turneo ui,_
L
..... No
Yes
Is thermostat calling for heat? Run [
(hot) water from heater and turn
adjustment knob higher. Check
using a manometer at thermostat
I pressure tap.
i
i
i
i
i
No
NO ............. J
a Yes
1
Is there a minimum gas pressure 37#
W.C. for natural gas or 8" W.C. for I
propane (L.E) gas?
i
i
Yes
GO TO EI,ECTI_,ICAL SYSTEM ] <CHECK SECTION
32