690-NC2
0690S20045 7-2
Removal and Replacement Guide
Removing the Inner Liner:
• First remove the nozzle assembly in the back of the oven.
• Remove the eight slotted head screws which secure the liner. Six of these screws
are in the front of the oven while two additional screws are on the rear panel adjacent
to the nozzle assembly.
• The liner can now be removed from the oven.
Replacing the Fan or Fan Motor:
WARNING
NEVER ATTEMPT TO CLEAN OR SERVICE THIS OVEN UNTIL IT HAS BEEN
DISCONNECTED FROM THE POWER SUPPLY AND IS COOL TO THE TOUCH.
• First remove the inner liner as described above.
• Next, use a wrench to remove the hex head bolt in the end of the motor shaft which
secures the fan.
• Loosen the two set screws in the hub of the fan.
• Always use a puller to remove the fan from the motor shaft to protect the bearings in
the motor.
• Disconnect wires from motor, wiring connections are in the wiring box on the motor.
• Take off the four nuts and remove the motor.
• Re-install the fans and/or motors by reversing the disassembly procedures.
Changing a Bank of Heating Elements.
• Remove the inner liner as described above.
• Remove the fan(s) as described above.
• Remove the electrical rear side panel by removing the 9 slotted head screws which
secure the cover.
• Remove the wires from the ends of the affected bank of heating elements. Make
sure they are marked so that they can be returned to the new bank of elements
easily.
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