Sharp R-967 Service Manual page 37

Microwave oven grill and convection
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COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE
15.Now, the convection unit assembly is free.
CONVECTION HEATING ELEMENT REMOVAL
15. Remove the two (2) screws holding the convection
heating element to the convection duct.
16. Remove the one (1) screw holding the convection
heater angle to the convection duct.
17. Remove the one (1) screw holding the convection
heater angle and the air separate angle D to the
convection duct.
18. Remove the one (1) screw holding the convection
heater angle A to the convection duct.
19. Remove the convection heating element from the
convection duct.
20. Now, the convection heating element is free.
1. CARRY OUT 3D CHECKS.
2. Push the lever of positive lock
3. Pull down on the positive lock
CAUTION: WHEN YOU (SERVICE ENGINEERS)
CONNECT THE POSITIVE LOCK
NECTORS TO THE TERMINALS, CON-
NECT THE POSITIVE LOCK
THE LEVER FACES YOU(SERVICE EN-
GINEERS).
1. CARRY OUT 3D CHECKS.
2. Remove the wire leads as Positive lock
removal above.
3. Lift up the oven lamp from its retaining clips by pushing
the tab of the air intake duct.
4. Now, the oven lamp is free.
Removal
1. CARRY OUT 3D CHECKS.
2. Remove the one (1) screw holding the green/yellow
wire to the back plate.
3. Disconnect the leads of the power supply cord from the
noise filter, referring to the Figure C-4(a).
4. Release the power supply cord from the rear cabinet.
5. Now, the power supply cord is free.
Green/
Yellow wire
Brown wire
L
Noise filter
Figure C-4 (a) Replacement of Power Supply Cord
®
POSITIVE LOCK
®
connector.
®
connector.
®
CON-
®
SO THAT
OVEN LAMP SOCKET REMOVAL
®
connector
POWER SUPPLY CORD REPLACEMENT
Power supply
cord
Back plate
Blue wire
N
TP
TL
F2
CONVECTION MOTOR REMOVAL
15. Remove the one (1) nut and washer from the convec-
tion motor shaft.
16. Remove the convection fan from the convection motor
shaft.
17. Remove the pipe from the convection motor shaft.
18. Remove the two (2) screws holding the convection
motor angle to the convection duct.
19. Remove the cooling fan from the convection motor
shaft.
20. Remove the two (2) screws holding the convection
motor to the convection motor angle.
21. Remove the one (1) ring from the convection motor
shaft.
22. Now, the convection motor is free.
CONNECTOR REMOVAL
Figure C-2. Positive lock
Figure C-3. Oven lamp
Re-install
1. Insert the moulding cord stopper of power supply cord
into the square hole of the power angle, referring to the
Figure C-4(b).
2. Install the earth wire lead of power supply cord to the
back plate with one (1) screw and tight the screw.
3. Connect the brown and blue wire leads of power supply
cord to the noise filter correctly, referring to the Pictorial
Diagram.
Square hole
Figure C-4(b). Power Supply Cord Replacement
31
Terminal
Positive lock®
connector
Lever
2
Pull down
®
connector
Lock
Bulb
Socket
Power supply cord
Moulding cord stopper
Back plate
1
Push

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