Groen CC20-E Operator's Manual page 206

SERVICE CODES
Service Code 3
Table 3 provides information for troubleshooting when on a service call. The
columns list probable causes, replacement parts and special tools needed, and a
page reference to the service instructions. Proceed through the Probable Causes
in the sequence shown in the table. If the corresponding Corrective Action does
not correct the problem, proceed to the next Probable Cause and so forth, until the
problem is corrected.
Table 3 - Troubleshooting Service Code 3
Probable Cause
Be sure oven is disconnected from branch circuit power before performing any repair work.
Relay board not
properly grounded.
Water supply pressure
may be low.
Water line may be
blocked.
Water inlet valve filter
may be dirty.
Boiler may be dirty.
Fuse F1 for CC10-E may
be blown.
Fuse F4 and/or F7 for
CC20-E may be blown.
Relay K13 may be open.
Relay K9 on double-
stacked CC10-G and all
CC20-G ovens may be
open during Clean cycle.
When oven power is turned on, there is high voltage present in the electrical components compartment.
6-12
Corrective Action
Tighten relay board mounting screw that
is used to make ground connection, and
ground pad screw.
Make sure water supply pressure is 30 to
60 psi.
Inspect water line and, if necessary, clean
the line and remove kinks.
Clean inlet filter.
Clean boiler.
Check for blown fuse and replace if
necessary.
Replace a blown fuse.
Replace relay board.
Replace relay board.
WARNING
Test Equipment
WARNING
Digital ohmmeter
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Digital ohmmeter
Digital ohmmeter
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Service
Reference
Location
Page 8-22
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Page 8-7
Refer to
the Operating
Manual
Page 2-17
Page 3-25
Page 8-20
Page 8-20
(Revised 1/02)