Magnetron Removal; Control Panel Assembly Removal - Sharp R-15AT Service Manual

R-15AT
4. Remove one (1) screw holding earth side terminal of the
high voltage rectifier assembly.
5. Disconnect high voltage fuse and terminal of high voltage
rectifier assembly from the high voltage capacitor.
6. Now, the high voltage rectifier assembly should be free.
7. Disconnect the high voltage fuse from the high voltage
transformer.
8. Now, the high voltage fuse is free.
9. Remove one (1) screw holding the capacitor holder to the
oven cavity rear plate.
10. Remove one (1) screw holding the fan duct to the oven
1. CARRY OUT 3D CHECKS.
2. Disconnect the high voltage wire of the high voltage
rectifier assembly and filament lead of the transformer
from the magnetron.
3. Remove the one (1) screw holding the air guide to the
magnetron and remove the air guide.
4. Remove the one (1) screw holding the chassis support to
the magnetron.
5. Carefully remove four (4) screws holding magnetron to
CONTROL PANEL ASSEMBLY
1. CARRY OUT 3D CHECKS.
2. Disconnect the main wire harness from the control unit.
3. Remove the one (1) screw holding the control panel
assembly to the oven cavity front plate.
4. Lift up the control panel assembly.
5. Now, the control panel assembly is free.
CONTROL UNIT
6. Disconnect the flat ribbon cable from the connector CN-G.
7. Remove the six (6) screws holding the control unit to the
control panel frame.
8. Release the two (2) tabs of the control panel frame holding
1. CARRY OUT 3D CHECKS.
2. Screw the oven lamp from the oven lamp socket off.
3. Now, the oven lamp is free.
4. Lift up the oven lamp socket from air intake duct.
5. Pull the wire leads from the oven lamp socket by pushing
the terminal hole of the oven lamp socket with the small
flat type screw driver.
6. Now, the oven lamp socket is free.
POSITIVE LOCK
1. CARRY OUT 3D CHECKS.
2. Push the lever of positive lock
3. Pull down on the positive lock
CAUTION: WHEN CONNECTING THE POSITIVE LOCK
CONNECTORS TO THE TERMINALS, IN-
STALL THE POSITIVE LOCK
SO THAT THE LEVER FACES YOU

MAGNETRON REMOVAL

CONTROL PANEL ASSEMBLY REMOVAL

OVEN LAMP AND LAMP SOCKET REMOVAL
®
CONNECTOR (NO-CASE TYPE) REMOVAL
®
connector.
® connector.
®
CONNECTOR
cavity rear plate.
11. Release the capacitor holder from the fan duct.
12. Remove the capacitor from the capacitor holder.
13. Now, the capacitor should be free.
CAUTION: WHEN REPLACING HIGH VOLTAGE REC-
TIFIER ASSEMBLY, ENSURE THAT THE
CATHODE (EARTH) CONNECTION IS SE-
CURELY FIXED TO THE CAPACITOR
HOLDER AND OVEN CAVITY REAR PLATE
WITH AN EARTHING SCREW.
waveguide, when removing the screws hold the magnet-
ron to prevent it from falling.
6. Remove the magnetron from the waveguide with care so
the magnetron antenna is not hit by any metal object
around the antenna.
CAUTION: WHEN REPLACING THE MAGNETRON, BE
SURE THE R.F. GASKET IS IN PLACE AND
THE MAGNETRON MOUNTING SCREWS
ARE TIGHTENED SECURELY.
the control unit to the control panel frame.
9. Now, the control unit is free.
NOTE: 1. Before attaching a new key unit, wipe off remain-
ing adhesive on the control panel frame surfaces
completely with a soft cloth soaked in alcohol.
2. When attaching the key unit to the control panel
frame, adjust the upper edge and right edge of the
key unit to the correct position of control panel
frame.
3. Stick the key unit firmly to the control panel frame
by rubbing with a soft cloth so not to cause
scratches.
Terminal
Wire lead
Figure C-1. Oven lamp socket
Positive lock®
connector
Lever
®
Figure C-2 Positive lock
24
Oven lamp
socket
Terminal hole
Flat type small
screw driver
Terminal
1
Push
2
Pull down
®
connector