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TROUBLESHOOTING ECCO-PP, ECCO-PT CONT’D
NO MOTOR, MANUAL MODE
PROBABLE CAUSE
CORRECTIVE ACTION
Defective back-up toggle
switch
Confirm that toggle switch is in the “ON” position.
Check toggle switch for normal operation.
Defective back-up relay
Check for 208/240VAC at relay coil.
If no voltage is present:
Confirm that points are making.
If voltage is present:
Replace relay.
Defective component
transformer
Confirm that 208/240VAC is feeding primary coil.
Confirm that 24VAC is at secondary coil.
Defective motor relay
Check for 24VAC at relay coil.
If no voltage is present:
Confirm that points are making.
If voltage is present:
Replace relay.
Defective motor
Check for 208/240VAC across P1 and T7/T4.
If no voltage is present:
Confirm that wires have continuity.
If voltage is present:
Replace motor.
NO MOTOR, COMPUTER MODE
IMPORTANT NOTICE:
Before trying to trouble shoot “No Motor in Computer Mode” confirm that motor is
operational in “Manual Mode”.
PROBABLE CAUSE
CORRECTIVE ACTION
Defective output on CPU
board
Check for 24VAC at JP12 for high or JP13 for low (while oven is
calling for heat).
If no voltage is present:
Board is operating correctly.
If voltage is present:
Replace CPU.
Summary of Contents for ECCO-T
Page 27: ...26 GENERAL CONT D ONE PAN TWO PAN THREE PAN FOUR PAN FIVE PAN https appliancetechmanuals com...
Page 53: ...52 WIRING DIAGRAM ECCO T 208 240 https appliancetechmanuals com...
Page 54: ...53 WIRING DIAGRAM ECCO T 480 https appliancetechmanuals com...
Page 55: ...54 WIRING DIAGRAM ECCO AP 208 240 https appliancetechmanuals com...
Page 56: ...55 WIRING DIAGRAM ECCO AP 480 https appliancetechmanuals com...
Page 57: ...56 WIRING DIAGRAM ECCO SII 208 240 https appliancetechmanuals com...
Page 58: ...57 WIRING DIAGRAM ECCO SII 480 https appliancetechmanuals com...
Page 59: ...58 WIRING DIAGRAM ECCO C 208 240 https appliancetechmanuals com...
Page 60: ...59 WIRING DIAGRAM ECCO C 480 https appliancetechmanuals com...
Page 61: ...60 WIRING DIAGRAM ECCO PP 208 240 https appliancetechmanuals com...
Page 62: ...61 WIRING DIAGRAM ECCO PP 480 https appliancetechmanuals com...
Page 63: ...62 WIRING DIAGRAM ECCO PT 208 240 https appliancetechmanuals com...
Page 64: ...63 WIRING DIAGRAM ECCO PT 480 https appliancetechmanuals com...