Component Test Procedure - Panasonic NN-A883WB Service Manual

10. Component Test Procedure

Caution
1. High voltage is present at the high voltage terminal of the inverter
unit, including the aluminium heat sink.
2. It is not necessary or advisable to attempt to measure this high
voltage.
3. Before touching any oven components, or wiring, always unplug
the oven from its power source and discharge the high voltage
capacitors.
10.1. Primary Latch Switch, Secondary Latch Switch and power
relay B interlocks.
1. Unplug the lead connectors to power relay B and verify the
continuity of the power relay B 1-2 terminals.
2. Unplug the lead connectors to the primary latch switch and
Removing the circulation motor