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TROUBLESHOOTING
Certain procedures in this section require electrical test or measurements while
power is applied to the machine. Exercise extreme caution at all times and follow Arc Flash
procedures. If test points are not easily accessible, disconnect power and follow Lockout/Tagout
procedures, attach test equipment and reapply power to test.
VC3ED
SYMPTOMS POSSIBLE CAUSES
Blower motor doesn’t run with power switch in "ON"
"COOL DOWN" or position.
1. Line voltage incorrect.
2. Fuse.
3. Power switch (S1) malfunction.
4. Fan speed switch (S2) malfunction.
5. Interconnecting wiring malfunction.
6. Motor inoperative.
Blower motor doesn’t run with power switch "ON", but
oven heats.
1. Door switch malfunction.
2. Fan speed switch (S2) malfunction.
3. Interconnecting wiring malfunction.
4. Motor inoperative.
Blower motor doesn’t run in "Cool Down", but runs OK in
"ON" position.
1. Power switch (S1) malfunction.
2. Interconnecting wiring malfunction.
Excessive Heat in oven.
1. Temperature probe malfunction.
2. Temperature control not calibrated.
3. Contactor malfunction.
4. Heating element(s) malfunction.
Low heat in oven.
1. Line voltage incorrect.
2. High limit thermostat OPEN.
3. Contactor malfunction.
4. Heating element(s) malfunction.
5. Temperature probe malfunction.
6. Temperature calibration.
Timer inoperative or not functioning properly.
1. Interconnecting wiring malfunction.
2. Timer malfunction.
Component cooling Fan does not run.
1. Interconnecting wiring malfunction.
2. Fan motor inoperable.
VC3ED FULL SIZE ELECTRIC CONVECTION OVEN - TROUBLESHOOTING
F45534 (0415) Page 30 of 31