Sharp R-240B Service Manual page 22

R-240B
Removal
1. CARRY OUT 3D CHECKS.
2. Remove the single (1) screw holding the green/yellow
wire to the oven cavity.
3. Disconnect the leads of the power supply cord from the
noise filter, referring to the Figure C-3 (a).
4. Release the moulding cord stopper of the power supply
cord from the square hole of the oven cavity back plate,
referring to the Figure C-3 (b).
5. Now, the power supply cord is free.
Screw
Green/Yelow
Wire
Blue Wire
Noise Filter
Figure C-3 (a). Power Supply Cord Replacement
Removal
1. Disconnect the oven from the power supply.
2. Remove the turntable and turntable support from the
oven cavity.
3. Turn the oven over.
4. Cut the four (4) bridges holding the turntable motor
cover to the bottom plate with the cutting pliers as
shown in Figure C-4.
CAUTION: DO NOT DROP THE TURNTABLE MOTOR
COVER INTO THE OVEN AFTER CUTTING
THE BRIDGES. BECAUSE IT WILL DAM-
AGE THE WIRE LEADS OF THE MOTOR
AND IT IS DIFFICULT TO REMOVE IT OUT
OF THE OVEN.
5. Remove the turntable motor cover from the bottom
plate.
6. Disconnect the wire leads from the turntable motor.
7. Remove the single (1) screw holding the turntable
motor to the oven cavity.
8. Remove the turntable motor from the oven cavity.
Screw; XHTSD40P08RV0 or
XFPSD40P08K00
Cutting Pliers
Bridges
Bottom Plate
Figure C-4. Turntable Motor Cover
POWER SUPPLY CORD REPLACEMENT
Power Supply Cord
Oven Cavity
Back Plate
Brown Wire
Fuse
TURNTABLE MOTOR REPLACEMENT
Tab
Turnrable
Hole
Motor Cover
Re-install
1. Insert the moulding cord stopper of power supply cord
into the square hole of the rear cabinet, referring to the
Figure C-3 (b).
2. Install the earth wire lead of power supply cord and the
earth angle to the oven cavity 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.
Figure C-3 (b) Power Supply Cord Replacement
9. Remove the O-ring and washer from the turntable
motor.
10.Now, the turntable motor is free.
Re-install
1. Remove the any sharp edges on the turntable motor
cover and the bottom plate with the cutting pliers.
2. Re-install the O-ring.
3. Apply the grease (Shinetsu silicone grease G-420 of
Sinetsu Chemical Co. Ltd. or Toray Silicone grease
SH-14 of Toray Silicone Co., Ltd.) to the O-ring and the
base of the turntable motor shaft as shown in Figure C-
6.
4. Re-install the turntable motor with the O-ring and
washer to the oven cavity with the single (1) screw.
5. Re-connect the wire leads to the turntable motor.
6. Insert the tab of the turntable motor cover into the hole
of the bottom plate as shown in Figure C-4.
7. Re-install the turntable motor cover to the bottom plate
with one (1)
XFPSD40P08K00 as shown in Figure C-4.
Washer
O-ring
Figure C-5. Washer and O-ring Installation and
Grease Applying.
20
Power Supply
Cord
Moulding
Cord Stopper
Oven Cavity
Back Plate
Square
Hole
screw XHTSD40P08RV0
Washer
Apply grease here
Base of turntable
O-ring
motor shaft
Turntable motor
or