Middleby CTX GEMINI Series, Owner'S Operating And Installation Manual

Page: 39 / 58

39
SECTION 5- MAINTENANCE & TROUBLESHOOTING
Note: An authorized CTX service representative must be contacted for any failures that cannot be remedied by
Reprogramming or Rebooting System.
Caution: Do not remove access panels at the front or rear of oven. High voltage exists inside these
compartments which can cause serious injury or death.
Maintenance:
1.
3 Months

Check and tighten all electrical connections.
Troubleshooting:
A. Chart 1- Error Messages
Display Error Code Explanation Corrective Action
OVER TEMP SHUTDN
ZONE#
Over Temperature Error:
This occurs if at least one zone’s
actual temperature exceeds the
maximum allowed temperature of
980

F (526

C)
Call for service
EXT. AMB SHUTDN
External Ambient Error:
This occurs if the external ambient
temperature exceeds 150

F (65

C).
Check axial cooling fan at lower front
of oven for proper operation and
cleanliness. Also it may be the
temperature of the area surrounding
the oven must be reduced. If the fan
is not running call for service.
INT. AMB SHUTDN Internal Ambient error:
This occurs if the internal ambient
temperature exceeds 150

F (65

C).
Check axial cooling fan at lower front
of oven for proper operation and
cleanliness. Also it may be the
temperature of the area surrounding
the oven must be reduced. If the fan is
not running call for service.
MOTOR JAMMED Conveyor Jammed:
Conveyor stopped when speed setting
is between 1 and 60 minutes or
conveyor runs full speed.
Clear item that is jamming the
conveyor and/or reset circuit breaker
on the front of the control panel. If
conveyor still does not operate call for
service.
MOTOR RUNAWAY Conveyor Runaway:
Conveyor runs at full speed.
Check for proper speed setting. If
speed setting is correct call for service.