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Problem Diagnosis Charts
Models 3520/3525; 3620/3625 & 3620B/3625B
Problem
5. Bake or convection bake
element does not heat (broil
operates)
6. Broil Element does not heat
(bake element operates)
7. Oven temperature incorrect
(oven not baking properly)
8. Oven will not shut off
Possible Cause
•
Open bake or convection bake
elements
•
Open wire between bake
element and relay board
•
Faulty timer or timer coaxial
power supply cable
•
Open bake/broil limit
•
Open broil element
•
Open wire between broil
element and relay board
•
Faulty timer or timer coaxial
power supply cable
•
Open bake/broil limit
•
Open thermostat probe
•
Faulty bake/broil limit (cycling
on/off at lower temperatures)
•
Faulty Timer
•
Open timer coaxial power
supply cable
•
Oven door gasket damaged
•
Oven door hinge/spring broken
•
Oven vent blocked
•
Open oven thermostat probe
•
Stuck relay on relay board
•
Damaged timer coaxial power
supply
•
Faulty timer
12
Section 4
Repair/Test Procedure
Check bake elements
(Procedure 9 and 10)
Check bake element
(Procedure 9 and 10)
Check wiring and connections
at relay board (Procedure 18)
Check timer (Procedure 4)
Check coaxial cable
(Procedure 19)
Check bake/broil limit
(Procedure 7)
Check broil element (Procedure
11)
Check broil element (Procedure
11)
Check relay board (Procedure
18)
Check timer(Procedure 4)
Check coaxial cable
(Procedure 18)
Check bake/broil limit
(Procedure 7)
Check thermostat probe
(Procedure 6)
Check bake/broil limit
(Procedure 7)
Check timer (Procedure 4)
Check coaxial cable
(Procedure 19)
Check door gasket (Procedure
12)
Check oven door hinge
(Procedure 13)
Check oven vents (Procedure
14)
Check thermostat probe
(Procedure 6)
Check relay board (Procedure
18)
Check coaxial cable
(Procedure 19)
Check timer (Procedure 4)
MLSM2003-01-03
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