Groen CC20-E Operator's Manual page 226

Probable Cause
Pilot burner not ignited. (Continued)
(Revised 1/02)
PROBLEM: UNIT WILL NOT TURN ON - (Continued)
24VAC measured. Turn off oven power.
• Check for pilot burner orifice blockage. Clean and repair
if necessary.
• Replace main gas valve MGV1. See page 8-54.
Be sure oven is disconnected from power
branch circuit power before performing any
repair work.
24VAC not measured. Turn off oven power and replace
igniter module (see page 8-51).
When oven power is turned on, there is high
voltage present in the electrical components
compartment.
No spark observed. Turn on oven power. Refer to
schematic diagram (page 4-19 or 5-19) and check for
24VAC at igniter module terminals 24V-1 and 24V-2.
24VAC measured. Turn off oven power and:
• Check large orange wire from igniter module to pilot
burner for continuity, and for insulation breaks. Replace
wire if necessary.
• Clean spark electrode and hood of pilot burner.
• Check spark gap. Clean and regap if necessary.
• Check if pilot burner is wet. Dry pilot burner if necessary.
• Replace igniter module. See page 8-51.
24VAC not measured. Turn off oven power and
disconnect oven from branch circuit.
• Place pilot switch SW1 in the ON position. Check switch
continuity. Replace switch if meter indicates an open
circuit.
• Continuity check SW1-to-igniter module wiring. Replace
defective wire.
TROUBLESHOOTING
Corrective Action
WARNING
WARNING
7-5