35
TROUBLESHOOTING ECCO-AP
HINT:
Confirm that all Circuit Breakers are in the “ON” position.
NO MOTOR
PROBABLE CAUSE
CORRECTIVE ACTION
Defective Fan Switch
Verify that Fan switch is in “ON” position (In pulse position motor
will only cycle when oven calls for heat).
Defective Fuses
Check fuses for normal operation.
Defective Transformer
Check transformer for normal operation.
Defective Motor Relay
Check motor relay for normal operation. (24VAC 35
Ω
)
Defective Door Switch
Check door switch for normal operation.
Defective Motor
Check motor for normal operation. (See Technical Data for correct
ratings)
NO HEAT
PROBABLE CAUSE
CORRECTIVE ACTION
Defective Elements
Check that elements are getting power.
Confirm that Elements are working correctly. (See Technical Data for
correct ratings)
Defective Transformer
Check transformer for normal operation. (See Technical Data for
correct ratings)
Replace if necessary.
Defective Probe
Confirm that probe has proper resistance for the correct temp. (See
Technical Data for correct ratings)
Defective Heat Contactor
Confirm that Contactor is getting correct voltage.
Confirm that Contactor is operating properly. (24VAC 6
Ω
)
Defective Circuit board
Confirm that Heat Call light is on.
If no light is detected:
Check 12-position switch for normal operation. (See Technical Data
for correct ratings)
If light is detected:
Check for 24VAC across heat output and “D” on 12 Pole terminal.
If voltage is not present:
Replace Circuit board.
If voltage is present:
Check over temperature thermostat for proper operation.
Check door switch for normal operation.
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