Disassembly And Parts Replacement Procedure; Inverter - Panasonic NN-DF383B Service Manual

NN-DF383B
4 DISASSEMBLY AND PARTS REPLACEMENT
PROCEDURE
To prevent electric shock, do not touch the metal bar connected
to the heaters.
CAUTION
4.1. H.V. Inverter
1. Always leave the grounding plate in place.
2. Always securely tighten the ground screw through the bottom of the
chassis (base).
3. Securely connect 3 lead wire connectors.
4. Make sure the heat sink has enough space (gap) from the oven.
Take special care not to dress any lead wire over the aluminum heat
sink because it is hot.
1. Discharge high voltage remaining in high voltage capacitor.
2. Disconnect 2 high voltage lead wires from magnetron
filament terminals.
3. Disconnect connector CN701 & CN702 from H.V. Inverter
board.
4. Remove 1 screw holding inverter bracket on oven back
plate.
5. Remove 2 screws holding inverter bracket on right heater
panel.
10
CAUTION