SECTION 5
TROUBLESHOOTING
PROBLEM:
PRODUCTS ARE OVERCOOKED
OR UNDERCOOKED
PROBLEM:
OVEN BLOWER AND CONVEYOR OPERATE,
YET THE OVEN IS NOT HEATING
Check for correct setting of conveyor speed control.
Set the conveyor speed control at correct setting.
Check for correct
setting on tempera-
ture controller.
Turn temperature control to correct setting.
Reset the temperature controller to a new setting (above 200°F), after turning the BLOWER switch to off for 30 seconds.
Start the oven again. If the oven still does not
heat, call your Middleby Marshall Service Agency.
Verify the food prepa-
ration process.
If products still cook incorrectly, call your Middleby Marshall Ser- vice Agency.
PROBLEM:
OVEN DOES NOT HEAT
Check to see if both BLOWER switch and HEAT switch are in the “ON” or “I” position.
If oven does not heat, call your
Middleby Marshall Service Agency.
PROBLEM:
CONVEYOR WILL NOT HOLD PROPER SPEED
OR WILL NOT RUN AT ALL
Check whether the conveyor is jammed on something in oven.
Check for proper tension of conveyor drive chain and conveyor belt. Refer to Section 4 for correct procedure.
Check that the conveyor
drive sprocket is tight.
If conveyor still does not run correctly, contact
your Middleby Marshall Service Agency.
PROBLEM:
BLOWER MOTOR IS RUNNING, YET LITTLE OR NO AIR BLOWS FROM AIR FINGERS
Air fingers reassembled incorrectly,
after cleaning.
Assemble air fingers correctly, after cleaning. Refer to Section 4 procedure, or call your Middleby Marshall Service Agency.
PROBLEM:
OVEN DOES NOT TURN ON WHEN ITS
SWITCHES ARE TURNED ON
Check that all electric supply switches are set to the “ON” or “I” position. Then, start the oven.
If oven still will not start, contact your Middleby
Marshall Service Agency.
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