R-246 (serv.man2). Complete - Sharp Home Appliance Service Manual (repair manual). Page 21

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R-246(G)
R-246(SL)
R-246(W)
19
Power Supply Cord
Oven Cavity 
Back Plate
Screw
Green/Yelow
Wire
Brown Wire
Fuse
Blue Wire
Noise Filter
Power Supply 
Cord
Oven Cavity 
Back Plate
Square 
Hole
Moulding
Cord Stopper
Shaft
Table
Center of
bracket
8.
Insert the end of the chassis support into the slit of the
oven cavity rear cabinet.
9.
Reinstall the chassis support to the oven cavity front
plate with the one (1) screw.
10. Install the filament lead and the H.V. wire into the hole
of the fan duct .
11. Reinstall the wire leads (to the oven lamp) to the hole
of the fan duct.
12. Connect the wire leads to the fan motor, referring to
the pictorial diagram.
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-4 (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-4 (b).
5. Now, the power supply cord is free.
POWER SUPPLY CORD REPLACEMENT
Reinstall
1. Insert the moulding cord stopper of power supply cord
into the square hole of the rear cabinet, referring to the
Figure C-4 (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-4 (a). Power Supply Cord Replacement
Figure C-4 (b) Power Supply Cord Replacement
1. CARRY OUT 3D CHECKS.
2. Disconnect the leads from the control unit.
3. Remove the one (1) screw holding the chassis support
to the front plate of the oven cavity.
CONTROL PANEL ASSEMBLY REMOVAL
4. Remove the chassis support from the oven.
5. Lift up the control panel and release it from the oven
cavity.
6. Now, the control panel assembly is free.
1. CARRY OUT 3D CHECKS.
2. Disconnect wire leads from the switches and control
panel.
3. Remove the control panel assembly from the oven
cavity front flange. Refer to chapter "CONTROL PANEL
ASSEMBLY REMOVAL".
4. Remove two (2) screws holding latch hook to oven
flange.
5. Remove latch hook assembly from oven flange.
6. To remove the monitored latch switch.
6-1. Pull out the monitored latch switch from the latch
hook, by pushing outward on the tab that is holding
the switch. But the switch will be caught by the bar of
the latch hook.
MONITORED LATCH SWITCH, 2ND. INTERLOCK RELAY CONTROL SWITCH AND
MONITOR SWITCH REMOVAL
6-2. Then pull out the switch while pushing the plunger of
the switch again.
6-3. Now the  monitored latch switch is free.
7. To remove the monitor switch or 2nd. interlock relay
control switch.
7-1. With pushing outward on the tab that is holding the
switch, turn the switch so that the pole is an axis.
7-2. Pull out the switch from the latch hook. Do not break
the pole or tab of the latch hook.
7-3. Now the switch is free.
Reinstall
1. Reinstall each switch in its place. The monitored latch
switch is in the lower position and the monitor switch is
in the middle position. The 2nd. interlock relay control
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