Middleby Marshall X55G Series, Owner'S Operating & Installation Manual

Page: 40 / 46

SECTION 5
TROUBLESHOOTING
40
II. ALERTS, ERRORS & REMEDIES
SYMPTOM POSSIBLE CAUSE REMEDY
PROBE # OPEN shown on
display and audible alarm
sounds
Temperature Probe number # is
open.
Press enter key and resume
operation. Control will compensate for
lost probe. Call the Hot Line.
FRONT BELT STALLED
BACK BELT STALLED shown
on display
Belt was overloaded and control shut
down the belt.
Press enter key .
Check belt for cause of jamming.
FOLLOW ON-SCREEN PROMPTS.
FRONT BELT COMM LOST or
BACK BELT COMM LOST
shown on display
Circuit breaker to conveyor motor
drive board is tripped. Oven will
continue operation with single belt in
operation.
Press enter key .
Check belt for cause of jamming,
reset breaker, re-start oven. If
unsuccessful, call for service.
FRONT BL SW NOT CLOSED
or BACK BL SW NOT CLOSED
shown on display and audible
alarm sounds
Switch proving that the blowers are
operating is not closed.
Error caused either by switch itself or
by one or more blowers not
operating.
Press enter key .
Unplug oven and plug in again.
Restart oven. If unsuccessful, call
service for immediate repair.
HEATING ERROR shown on
display and audible alarm
sounds
The oven has failed to preheat in the
expected time period (30 minutes),
gas supply or burner issue is
occurring, or the oven was interrupted
while heating up.
Press enter key .
Turn oven off and back on again. If
unsuccessful and error reoccurs, call
for service.
PROBES OPEN shown on
display (audible alarm sounds)
All thermocouple probes have failed
and are open.
Press enter key .
Call service for immediate repair.
I/O COMM LOST Communication between the display
(user interface) and the I/O board has
occurred.
Press enter key .
Call service for immediate repair.
RESET IGNITION or IGNITION
LOCKOUT shown on display
Oven burner failed to light / stays lit.
1. Gas not turned on to oven.
2. Gas Pressure too low.
3. Burner has stopped running.
Press enter key .
FOLLOW ON-SCREEN PROMPTS.
Turn oven off and back on again to
clear the notification and relight.
NOTE:
If the remedial measures above do not successfully resolve the issue, or the issue is not listed above, contact
the Middleby Marshall Customer Care Center at +1-847-429-7852 .