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SIDE VIEW
FRONT VIEW
THERMOCOUPLE
PILOT
GENERATOR
THERMOCOUPLE
CONNECTS AT BACK OF VALVE
ON/OFF ROCKER
SWITCH WIRES
ON/OFF ROCKER
SWITCH WIRES
PIEZO WIRE
WIRES CONNECT AT BACK
OF TERMINAL BLOCK
PROBLEM
CAUSE
SOLUTION
4. Burner won't light.
Pilot not lit.
Relight pilot.
Regulator valve not turned “ON”.
Turn valve to "ON".
Rocker switch not turned “ON”.
Press bottom of switch.
Rocker switch wires not connected.
Check wiring diagram Figure 21
to ensure that all wires are secure.
Generator wires loose at
Reposition wire and tighten
regulator terminals.
screws. See Figure 21 for
wiring instructions.
Generator wire grounded out
Nuts securing millivolt board may
due to pinching of wires.
need loosening to remove pinched
wire.
Generator is not producing enough
Replace generator.
millivolts to operate burner.
Wall switch, remote control or
Connect properly or disconnect
thermostat not connected properly
and use on/off switch only.
or turned to wrong setting. See
Figures 14A & 14B, page #18.
5. Burner won't stay lit
Generator wires loose on
Reposition wires and tighten screws
valve terminals.
See Figure 5 below.
Generator wire grounded out
Nuts securing millivolt board may
due to pinched wires.
need loosening to remove pinched
wire.
Generator is not producing enough
Check millivolt reading, replace
millivolts to sustain burner operation.
generator if necessary.
Refractory panel(s) not positioned
Secure refractory panel(s) with
against firebox.
high-temp sealant, especially
around the intake duct.
WIRING DIAGRAM
Figure 21
Summary of Contents for 961 DV
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