9
4. Disassembly and Reassembly
4-1 Replacement of Magnetron, Motor Assembly and Lamp
Remove the magnetron including the shield case,
permanent magnet, choke coils and capacitor (all
of which are contained in one assembly).
1. Remove the outer panel.
NOTE: Before servicing, make sure to discharge electric
charge remaining on the high voltage capacitors
or wait for more than 5 min.
2. Remove the back cover.
3. Disconnect all lead wires from the magnetron.
4. Remove screws securing the duct-MGT and
duct-fan.
5. Remove the nut-anges securing the magnetron by
using a box wrench.
6. Take out the magnetron very carefully.
NOTE1: When removing the magnetron, make sure that
its antenna does not hit any adjacent parts, or it
may be damaged.
NOTE2: When replacing the magnetron, be sure to
remount the magnetron gasket in the correct
position and make sure the gasket is in good
condition.
(See page 19 for adjustment instructions.)
Magnetron
Duct-Fan
Nut-Flange
Duct-MGT-L
Duct-
MGT-R
4-2 Replacement of High Voltage Transfomer
1. Discharge the high voltage capacitor.
2. Disconnect all the leads.
3. Remove the mounting bolts.
4. Reconnect the leads correctly and rmly.
H. V. Trans
4 Mounting Bolts
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