39
TROUBLESHOOTING ECCO-C CONT’D
NO FAN-Manual Mode
PROBABLE CAUSE
CORRECTIVE ACTION
Defective 208-240/24 VAC
transformer
Check for 24 VAC on “C” and “D” of the terminal block.
If 24 VAC is not measured:
Turn off and:
Check secondary coil for 1
Ω
.
Check primary coil for 77
Ω
.
Replace transformer.
If 24 VAC is measured:
Turn off and:
Check back-up relay for normal operation.
Check for 240 VAC on relay coil.
Back-up relay not energizing
If 240 VAC is measured:
Turn unit off and:
Check back-up relay coil for 7.2 K
Ω
.
Replace if defective.
If 240 VAC is not measured:
Check back-up switch (SPDT) for normal operation.
Replace if defective.
Check for 24 VAC at contactor or relay coil.
Motor contactor not energized
If 24 VAC is not measured:
Turn oven off and:
Check door switch for normal operation.
Replace or adjust door switch.
If 24 VAC is measured:
Turn unit off and:
Check contactor coil for continuity.
Replace if defective.
No voltage across contactor
points
Check 208/240 VAC across “
C
” terminals of contactor.
If 208/240 VAC is not measured:
Check connection to main contactor (heat contactor).
Check circuit breaker.
If 208/240 VAC is measured:
Check across “
NO
” contacts. Should have 208/240 VAC.
Replace if defective.
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...