Page 43
Page 43
TROUBLE SHOOTING
Service Manual Turbo Deli Rotisserie
II
form 9120929 rev. 04/2021
Symptom
Mo-
del
Possible causes
No power to oven controls.
1. Main breaker open.
2. Fuse burned (F1).
3. Fuse power and I/O board burned (F3).
4. Electronic control inoperative.
5. Wiring or flatcable loose/broken.
Main fuse or breaker blows.
1. Wiring incorrectly.
2. Heating element, drive motor, blower or contactor shor-
ted.
3. Wiring shorted.
Rotor drive motor does not run
during cooking cycle.
M
M
P / I
1. Main fuse on L1 inoperative.
2. Capacitor malfunction.
3. Motor malfunction.
4. Main switch malfunction.
5. Rotor switch malfunction.
6. Door switch malfunction.
7. Timer malfunction.
8. Wiring loose.
9. Power and I/O board malfunction. Also check relay X12.
Rotor drive motor stops and
runs again after a certain pe-
riod.
Thermal protection activated (105°C / 220°F). This shuts off
after the temperature is below 105°C / 220°F.
Rotor drive motor does not stop
1. Short circuit on rotor switch
2. Rotor switch pushed in. (unit is placed with the back to
the wall.
Blower motor does not run.
P / I
1. Capacitor malfunction.
2. Motor inoperative.
3. Power and I/O board malfunction. Also check relay X6.
4. Wiring loose.
Blower motor stops and runs
again after a certain period.
1. Thermal protection activated (140°C). This shuts off after
the temperature is below 140°C.
Oven temperature differs from
temperature setting.
M
P / I
P / I
1. Incorrect line voltage.
2. (safety) thermostat malfunction.
3. Blower motor inoperative (turning direction?).
4. Thermostat malfunction.
5. Electronic control inoperative.
6. PT 1000 sensor malfunction.
7. Sensor (probe) not in right place.
8. Dirty fanguard or fanblade.
All heating elements out, both
halogen lamps and blower ope-
rate while oven cavity is below
set temperature.
M
P / I
1. (safety) thermostat malfunction.
2. Contactor inoperative.
3. Thermostat malfunction.
4. Power and I/O board malfunction.
5. Wiring loose.
TROUBLE SHOOTING BY SYMPTOM.