Service manual

2322
3. To remove lamp (Refer to Fig. 4)
1) Remove a screw holding lamp to the
guide air
2) Remove the lamp.
3) Reverse the above steps for reassembly.
4. To remove H.V. Transformer
(Refer to Fig. 5)
1) Remove four screws which secure the H.V.
Transformer bracket to the base plate.
2) Remove the H.V. Transformer
High voltage circuit wiring
5. To remove magnetron and magnetron thermostat (Refer to Fig. 6)
1) Remove two secrews which secure the thermostat .
2) Remove the thermostat.
3) Remove three screws which secure the magnetron .
4) Remove the magnetron.
5) Reverse the above steps for reassembly.
CAUTION : Never install the magnetron without the metallic gasket plate which is packed with each
magnetron to prevent microwave leakage. Whenever repair work is carried out on magnetron,
check the microwave leakage. It shall not exceed 4mW/cm
2
for a fully assembled oven with door
normally closed.
H.V. Capacitor
H.V. Diode
H.V. Fuse
H.V. Trans
Magnetron
Wave guide
Magnetron antenna
Metallic gasket plate
F36
F21
F22
F34
F37
F34
F37 F36
F22
F21
FIG. 4
FIG. 5
F26
F24 F23
F26
F25
F23
F24
F25
FIG. 6
Magnetron
antenna
Metallic
gasket
plate
Cooling fin
Magnetron
Filament
terminal