Sharp R-961 (W) - Page 33

COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE
OVEN LAMP SOCKET REMOVAL
1. CARRY OUT 3D CHECKS
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.
3. Lift up the oven lamp socket.
4. Now, the oven lamp socket is free.
POSITIVE LOCK® CONNECTOR REMOVAL
1. CARRY OUT 3D CHECKS.
2. Pushing the lever of positive lock® connector.
3. Puil out the positive lock® connector.
CAUTION: WHEN YOU (SERVICE ENGINEERS)
CONNECT THE POSITIVE LOCK®
CONNECTORS TO THE TERMINALS,
CONNECT THE POSITIVE LOCK® SO THAT
THE LEVER FACES YOU (SERVICE
ENGINEERS).
POWER SUPPLY CORD REPLACEMENT
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 back plate.
5. Now, the power supply cord is free.
_ BACK PLATE
SCREW
POWER
VY >SUPPLY CORD
BLUE WIRE~™
a GREEN/YELOW WIRE
BROWN WIRE ™
Figure C-4 (a) View of Installed Power Supply Cord
Oven lamp
socket
Terminal hole
Figure C-2. Oven lamp socket
Terminal
Positive lock®
connector \ mx, @
Push
Lever
@)
S$ Pull down
Figure C-3 Positive lock® connector
Re-install
1. Insert the moulding cord stopper of power supply cord
into the square hole of the back plate, referring to the
Figure C-4 (b).
2. Installthe earth wire lead of power supply cord to the back
plate with one (1) screw and refit the screw.
3. Connect the brown and blue wire leads of power supply
cord to the noise filter correctly, referring to the Pictorial
Diagram.
BACK PLATE
MOULDING |
CORD STOPPER
SQUARE
HOLE
Figure C-4(b). Installation of Power Supply Cord
CONVECTION HEATING ELEMENT OR CONVECTION FAN MOTOR REMOVAL
1. CARRY OUT 3D CHECKS.
2. Remove the one (1) screw holding the green/yellow wire
of the power supply cord to the back plate.
3. Release the power supply cord from the back plate by
removing the mounting cord stopper from the square
hole.
4. Remove the one (1) screw holding the capacitor holder to
the back plate.
5. Release the capacitor holder from the back plate.
6. Remove the one (1) screw holding the air duct to the back
plate.
7. Remove the air duct from the back plate.
8. Remove the seven (7) screws holding the back plate to
the chassis support, waveguide, convection duct and the
base plate.
9. Remove the back plate from the oven.
R-961 -
31
10. Disconnect the wire leads from the thermistor, convection
motor, thermal cut-out and the convection heating
element.
11.Remove the ten (10) screws holding the cony ection duct
to the oven cavity.
12.Remove the convection duct from the oven,
CONVECTION HEATING ELEMENT
13. Remove the two (2) screws holding the convection heating
element to the convection duct.
14. Remove the one (1) screw holding the convection heater
angle to the convection duct.
15.Remove the one (1) screw holding the convection air
angle C to the convection duct.
16.Remove the one (1) screw holding the convection air
angle D to the convection duct.
17.Now, the convection heating element is free.