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F. AIR DUCT ASSEMBLY REMOVAL
1) Disconnect the leadwire from the lamp.
2) Remove the mounting screw to the magnetron.
G. MAGNETRON REMOVAL
1) Disconnect the lead wire from the magnetron.
2) Carefully remove the mounting screws holding the
magnetron and the waveguide.
3) Remove the magnetron ASS’Y until the tube is
clear from the waveguide.
NOTE:
1. When removing the magnetron, make sure its
dome does not hit any adjacent parts, or it may be
damaged.
2. When replacing the magnetron, be sure to install
the magnetron gasket in the correct position and
be sure that the gasket is in good condition.
3. After replacing the magnetron, check for microwave
leakage with a survey meter around the
magnetron. Microwave energy must be below the
limit of 5 mW/cm
2
. (With a 275 ml. water load).
Make sure that gasket is rigidly attached to the
magnetron. To prevent microwave leakage,
tighten the mounting screws properly, making sure
there is no gap between the waveguide and the
magnetron.
H. REMOVING THE TURNTABLE MOTOR
1) Remove the turntable and rotating ring.
2) Lay the unit down on its back.
3) Remove the turntable motor cover.
The turntable base cover is easily removed by
pinching the eight parts with a wire cutting.
4) Disconnect the leadwire from the turntable motor
terminals.
5) Remove the screw securing the turntable motor to
the oven cavity ASS’Y.
6) After repairing the motor, rotate the removed
turntable motor cover.
7) Fit the turntable motor cover’s projecting part to the
base plate slit.
8) The taptite screw shall be used when a turntable
motor cover is secured with a screw.
NOTE:
1. Remove the wire lead from the turntable motor
VERY CAREFULLY.
2. Be sure to grasp the connector, not the wires, when
removing.
5-5
Waveguide
Air duct
Magnetron
Magnetron
Gasket
Magnetron
Dome
Waveguide
Bracket
Wire Leads
Turntable Motor
Taptite Screw
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Only for training and service purposes