Heater; Technical Data; Possible Cause Of Malfunction; Inspect Heater - Panasonic NP-6R2MUQNZ-NZ Service Manual

5.5.

Heater

5.5.1.

Technical data

5.5.2.

Possible cause of Malfunction

1. The heater coil is broken, so the heater cannot work. It will cause the E3 error.
2. The Fuse is active, so the heater cannot work. It will cause the E3 error.
3. The connector is loose, so the heater cannot work. It will cause the E3 error.
5.5.3.

Inspect heater

1. Remove bottom board.
2. With the door closed,use the multi-meter Ω shelf to measure resistance between the two terminals shown in above right
picture, the resistance is about 29Ω to 31Ω.
3. If the measured resistance is not correct, it means the heater coil or the thermostat is broken, we should replace the heating
element or the thermostat.
Nominal voltage 230VAC
Rating power 1800W
Resistance 29.4 10%kΩ
Fuse 167°C
20