Read Sharp R-4G75M (serv.man4) Service Manual online
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R-4G75(W)M
R-4G75(B)M
R-4G75(B)M
FAN MOTOR REMOVAL
1. CARRY OUT 3D CHECKS
2. Remove the one (1) screw holding the noise filter to the
2. Remove the one (1) screw holding the noise filter to the
chassis support.
3. Release the noise filter from the tabs of the fan duct.
4. Disconnect the wire leads from the fan motor.
5. Remove the one (1) screw holding the capacitor holder
4. Disconnect the wire leads from the fan motor.
5. Remove the one (1) screw holding the capacitor holder
to the oven cavity back plate.
6. Remove the one (1) screw holding the fan duct to the oven
cavity back plate.
7. Release the tabs of the capacitor holder from the fan
duct.
8. Remove the fan duct from the oven.
9. Remove the fan blade assembly from the fan motor.
10.Remove the two (2) screws and two (2) nuts holding the
9. Remove the fan blade assembly from the fan motor.
10.Remove the two (2) screws and two (2) nuts holding the
fan motor to the fan duct.
11.Now, the fan motor is free.
CONTROL PANEL REMOVAL
1. CARRY OUT 3D CHECKS
2. Disconnect the main harness and stop switch harness
2. Disconnect the main harness and stop switch harness
from the control panel.
3. Remove the one (1) screw holding the control panel to the
oven cavity.
4. Lift up the control panel assembly and pull it forward.
Now, the control panel assembly is free.
TURNTABLE MOTOR REMOVAL
4. Disconnect the wire lead from turntable motor and remove
the 2 screws holding the turntable motor.
5. Turntable is now free.
6. After replacement use the one (1) screw allocated to fit
6. After replacement use the one (1) screw allocated to fit
the TT motor cover.
1. Disconnect the oven from power supply.
2. Remove the turntable motor cover by snipping of material
2. Remove the turntable motor cover by snipping of material
in four corners.
3. Where the corners have been snipped off bend corner
areas flat. No sharp edge must be evident after removal
of TT motor cover.
of TT motor cover.
TURNTABLE COUPLING REMOVAL
1. Remove the turntable motor, refer to “Turntable Motor
Removal”.
2. Remove the two (2) screws holding the turntable motor
support angle to the oven cavity.
3. Remove the turntable motor support angle from the oven
cavity.
4. Pull the coupling out of the hole in the oven cavity.
5. At that time the turntable coupling will be free.
5. At that time the turntable coupling will be free.
PACKING
Figure C-1. Turntable Coupling
OVEN LAMP SOCKET REMOVAL
1. CARRY OUT 3D CHECKS
2. Pull the wire leads from the oven lamp socket by pushing
2. Pull the wire leads from the oven lamp socket by pushing
the terminal hole of the oven lamp socket with the flat type
small screw driver.
small screw driver.
3. Lift up the oven lamp socket.
4. Now, the oven lamp socket is free.
4. Now, the oven lamp socket is free.
Figure C-2. Oven lamp socket
Oven lamp socket
Terminal
Wire lead
Flat type
small screw
driver
small screw
driver
Terminal hole
1. CARRY OUT 3D CHECKS.
2. Remove the one (1) screw holding the exhaust duct to the
2. Remove the one (1) screw holding the exhaust duct to the
oven cavity.
3. Remove the exhaust duct from the oven cavity.
4. Disconnect the wire leads from the grill heating elements.
5. Lay down the two (2) tabs holding the heater reflector to
4. Disconnect the wire leads from the grill heating elements.
5. Lay down the two (2) tabs holding the heater reflector to
the oven cavity.
6. Remove the heater reflector from the oven cavity by
sliding it toward the magnetron.
GRILL HEATING ELEMENTS REMOVAL
7. Make the tabs of grill heater angle straight.
8. Remove the grill heater angle, grill heating elements and
8. Remove the grill heater angle, grill heating elements and
the short terminal together from the heater reflector.
9. Remove the grill heater angle from the grill heating
elements.
10.Remove the two (2) screws holding the short terminal to
the grill heating elements.
11.Now, the grill heating elements are free.
COUPLING
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