Troubleshooting Guide - Panasonic NN-V673SBBPQ Service Manual

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magnetron using the simple method outlined below.
Necessary equipment:
- 1 liter beaker.
- Glass thermometer.
- Wrist watch or stop watch.
NOTE: Check the line voltage under load. Low voltage will lower the magnetron output. Take the
temperature readings and heating time as accurate as possible.
1. Fill the beaker with exactly one liter of tap water. Stir the water
using the thermometer and record the waters temperature (Record
as T1).
2. Place the beaker on the center of the glass cook plate.
3. Operate the Microwave for 1 Minute on FULL power.
4. Stir the water again and read the temperature of the water. (Record
as T2).
5. The normal temperature rise at the high power position for each
model is shown in the table.
RATED OUTPUT
1000W

11. Troubleshooting guide

Figure 1
Adjustment of latch switch assembly
TEMPERATURE
RISE
8°C
32

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