Cord Holder Removal; Power Supply Cord Replacement - Sharp R-980E Service Manual

Coil
Groove joint pliers
Stator
Gap
Bracket Rotor
Rear view
1. Remove the one (1) special screw holding the cord
holder to the rear cabinet, using the special driver
LHSTIX DLR4-100T.
2. Now, the cord holder is free.
NOTE: When securing or loosening the special screw,
LHSTIX DLR4-100T type screw driver should be
used.
Removal
1. CARRY OUT 3D CHECKS.
2. Disconnect the brown and blue wire leads of the power
supply cord from the noise filter.
3. Remove the single (1) screw holding the green/yellow
wire lead to the base plate.
4. Remove the power supply cord from the hole in the rear
cabinet.
5. Now, the power supply cord is free.
Re-install
1. Insert the power supply cord into the hole of the rear
cabinet.
2. Earth the green/yellow wire lead of the power supply
STOP SWITCH, UPPER LATCH SWITCH, LOWER LATCH SWITCH AND MONITOR SWITCH REMOVAL
1. CARRY OUT 3D CHECKS.
2. Remove control panel assembly, refer to "Control
Panel Removal".
3. Discharge high voltage capacitor.
4. Disconnect wire leads from each of the switches.
5. Remove two (2) screws holding latch hook to oven flange.
6. Remove latch hook assembly from oven flange.
7. Push downward on the one (1) stopper tabs holding
each of the switches place.
8. Switches are free.
At this time latch lever will be free, do not lose it.
STOP SWITCH, UPPER LATCH SWITCH, LOWER LATCH SWITCH AND MONITOR SWITCH ADJUSTMENT
If those switches do not operate properly due to a
misadjustment, the following adjustment should be made.
1. Loosen the two (2) screws holding the latch hook to the
flange on the oven front face.
2. With the door closed, adjust the latch hook by moving it
back and forth and then adjust the latch hook by moving it
back and forth. In and out play of the door allowed by the
latch hook should be less than 0.5 mm. The vertical
position of the latch hook should be adjusted so that the
Shaft
Axis
Stator
Rotor
Side view

CORD HOLDER REMOVAL

POWER SUPPLY CORD REPLACEMENT

29
Table
These are the position
where should be
pinched with pliers
cord to the bottom plate with the single (1) screw.
3. Connect the brown and blue wire leads of the power
supply to the noise filter referring to the Pictorial Diagram.
4. CARRY OUT 4R CHECKS.
Noise filter
Blue wire
Brown wire
Green/ Yellow wire
Re-install
1. Re-install latch lever and each switch in its place, refer
to Figure C-1.
2. Re-connect the wire leads to each switches and fuse
holder.
Refer to the pictorial diagram.
3. Secure the latch hook (with two (2) mounting screws)
to the oven flange.
4. Make sure that monitor switch is operating properly.
Refer to chapter "Test Procedure" and Adjustment
procedure.
lower latch switch and stop switch are activated with the
door closed. The horizontal position of the latch hook
should be adjusted so that the plunger of the monitor switch
and upper latch switch are pressed with the door closed.
3. Secure the screws with washers firmly.
4. Now, make sure all switches operations. If each switch
has not been activated with the door closed, loose the
screws holding the latch hook to the oven cavity front
flange and adjust the latch hook position.
R-980E
Shaft
Center of
bracket
Power supply
cord