Groen CC20-E - Page 232

TROUBLESHOOTING
7-11
PROBLEM: OVEN DOES NOT ACHIEVE READY STATUS
Probable Cause
Corrective Action
STEAM MODE
Low power supply.
Altitude not set for proper
elevation.
Incorrect orifice size for CC 10G and
CC20-G ovens.
Boiler temperature probe circuit
Dirt holds drain valve open.
Improper drain valve (DV1) operation.
WARNING
When oven power is turned on, there is high
voltage present in the electrical components
compartment.
Perform power supply check. See page 8-3.
Set correct operating altitude. See page 8-11.
Check orifice size charts (page 4-2 or 5-2).
WARNING
Be sure oven is disconnected from branch cir-
cuit power before performing any repair work.
Disconnect boiler probe from control panel. Operate oven
in Steam mode. If service code 6 appears in the Time
display window, check probe. See page 8-3.
Disconnect boiler temperature probe harness from boiler
temperature probe at the probe. Continuity check control
panel-to-probe harness. If necessary, replace defective
harness. See page 8-15.
If harness is okay, replace the boiler temperature probe
using boiler temperature probe kit, P/N:
CC10-E and CC20-E – 083416
CC10-G and CC20-G – 085187
Check for blockage and clean drain valve tube if
necessary
.
Check if drain valve is closed. If open, test drain valve,
DV1. See page 8-4.
(Revised 1/02)