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Sharp R-4A52

Sharp R-4A52
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R-4A52
R-4E52
MAGNETRON REMOVAL
1. CARRY OUT 3D CHECKS
2. Disconnect the H.V. wire A and filament lead(longer
one) of the transformer from the magnetron.
3. Release the main harness from the tabs of the air
duct.
4. Remove the air duct from the oven cavity.
5. Carefully remove four (4) screws holding
magnetron to waveguide, when removing the
screws holding the magnetron to prevent it from
falling.
6. Remove the magnetron from the waveguide with
care so the magnetron antenna should not hit by
any metal object around the antenna
7. Remove the magnetron cushion from the magnetro.
CAUTION: WHEN REPLACING THE MAGNETRON,
BE SURE THE R.F. GASKET IS IN
PLACE AND
THE
MAGNETRON
MOUNTING SCREWS ARE TIGHTENED
SECURELY.
CONTROL PANEL REMOVAL
1. CARRY OUT 3D CHECKS
-_
2. Disconnect the main harness and low voltage har-
ness from the control panel.
3. Remove the single (1) screw holding the control
panel to the oven cavity.
4. Lift up the control panel assembly and pull it for-
ward. Now, the control panel assembly is free,
TURNTABLE MOTOR REMOVAL
I. Disconnect the oven from power supply.
2. Remove the turntable motor cover by removing the
two (2) screws.
3. Disconnect the wire lead from turntable motor and
remove the two(2) screws holding the turntable
motor.
4. Remove the O-ring and washer from the turntable
motor.
5. Turntable motor is now free.
XFTSD40PlOOOO
Figure C-l.
NOTE: The two (2) screws holding the turntable motor
to the oven cavity must be used the specified
screws(XFPSD40P08000) as listed on Parts
list.
TURNTABLE COUPLING. REMOVAL
1. Remove the turntable motor, refer to “Turntable
Motor Removal”.
2. At the time turntable coupling will be free.
TURN TABLE
COUPLING
BOTTOM
OVEN CAVITY
T.T. MOTOR
ANGLE
Figure C-2. Turntable Coupling
FAN MOTOR ASSEMBLY REMOVAL
1. CARRY OUT 3D CHECKS.
2. Disconnect the wire leads from the fan motor.
3. Disconnect the H.V. wire A and the filament
lead(longer one) of the power transformer from the
magnetron.
5. Release the tabs of the fan duct from the holes in
the bottom plate right and the back plate of the
oven cavity.
6. Release the main wire harness from the hole in the
4. Release the H.V. wire A and filament lead from the
fan duct.
holes in the fan duct.
7. Now, the fan motor assembly is free.
24

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