Panasonic NN-J993 Service Manual page 13

NN-J993
8.1. Inverter PCB
* When removing cabinet, unplug and wait for 30 seconds then
discharge high voltage remaining in high voltage capactior.
1. Remove frame (Remove 2 screws to slide out.).
2. Remove outer cabinet (9 screws).
Including 3 screws on left side as below.
3. Remove a screw on air guide C.
4. Disconnect 2 lead wires on magnetron.
5. Disconnect 4 pin (pump) connector.
6. Remove ceramic cover from oven cavity.
7. Remove back panel (3 screws).
8. Remove air guide E.
10. Turn up side down oven.
11. Remove door spring and door arm.
When re-assemble oven make sure to snap in holder.
13. a. Remove base cover first (3 screws).
b. Do not remove one each hinge screw which direct mount to
oven cabity unless you must re-adjust door again.
c. Remove noise filtor unit mounting 7 screws and release one
lead wire connector).
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