Controller Displays "Heating Error Or Probe Errorplaten And Grill Led's Are Red (Both Sides); Inconsistent Or Erratic Internal Product Temperature - Garland XG24-JIB Service Manual

TECHNICAL TROUBLESHOOTING
Controller Displays "HEATING ERROR or PROBE ERROR
PLATEN and GRILL LED's are RED (Both Sides)
Check for 3-phase voltage at
primary side of main contactors
NO
Check to ensure that 3-phase
power cords are securely fastened
and plugged into their receptacles
NO
Fasten & plug in
3-phase power cords

Inconsistent Or Erratic Internal Product Temperature

Carbon build up on grill surface
Upper platen is not zeroed properly
Page 40
Check for 3-phase voltage
at secondary side of contactor
YES
Ensure that main 3-phase
YES
circuit breakers are
not tripped or turned o
Grill temperature probes
are out of calibration
NO
or behind Te on release sheets
on upper platen
NO
continued
NO
YES
Re-calibrate grill temperature
probes per calibration procedure
YES
See CALIBRATION Section
Clean grill surface and / or
YE S clean upper platen of
carbon build up
Zero Platen on e ected zone
YES
see PLATEN ZEROING Section
See Technical Troubleshooting
"Controller display is BLANK,
Main Power (ON/OFF) Light IS LIT"
Check for disconnected
molex plugs going to heating elements
Part # JIBSM08 Rev 7 (08/04/09)