Sharp r-8580 Microwave Oven User Manual


 
R -8580
DAMPER ASSEMBlY REMOVAL
1. Disconnect oven from power supply and remove 7. Raise the stopper of the damper shaft, and pull out
outer case.
the damper shaft.
2. Discharge the high voltage capacitor.
3. Disconnect wire leads from damper motor and
damper switch.
8. Pull the damper ass’y out of the thermal protection
plate( right).
4. Do above the MAGNETRON REMOVAL from No.3
to No.6.
9. Remove one (1) screw holding the motor to the
damper.
5. Remove one (1) screw holding the magnetron air
guide to waveguide flange.
6. Remove the magnetron air guide.
1 O-The damper is now free.
11 .Remove one (1) screw holding the damper switch
to the damper.
12.Now, the damper switch is free.
CONVECTION HEATER OR CONVECTION FAN REMOVAL
I. Do CONVECTION MOTOR REMOVAL from No.1
to No.10.
2. Remove five (5) screws holding the convection air
guide (4-40,4-41,4-42,4-45) to the heater duct.
3. Remove four (4) screws holding the convection air
guide (4-38) to the heater duct.
4. The convection air guide is now free.
5. Remove two (2) screws holding heating element
holders to the heater duct and remove them.
6. Remove two (2) screws holding convection heater
to heater duct.
7. Pull the convection heater out of the heater duct.
8. Now the convection heater is free.
CONVECTION FAN
1. Do CONVECTION MOTOR REMOVAL from No.1
to No.13.
2. Remove two (2) screws holding the shaft mounting
plate ass’y to the heater duct.
3. Pull the convection fan and washer out of the
heater duct.
4. Convection fan is now free.
UPPER LATCH SWITCH / MONITOR SWITCH REMOVAL
1. Disconnect oven from power supplv and remove Re-install
. . .
outer case.
2. Discharge the high voltage capacitor.
3. Disconnect the wire leads from the switches.
4. Remove the one (1) screw holding the upper latch
hook to the oven flange.
5. Remove the upper latch hook assembly from oven
1. Re-install each interlock switch in its place. The
monitor switch is in the upper position and the up-
per latch switch is in the lower position.
2. Re-connect the wire leads to each switch.
Refer to the pictorial diagram.
3. Secure the upper latch hook (with the one (‘I )
mounting screw) to the oven flange.
flange.
6. Push outward on the two (2) retaining tabs holding
the switch in place.
7. The switch is now free.
4. Make sure that the monitor switch and upper latch
. _
switch are operating properly.
Refer to chapter “Test Procedure” and “Adjustment
procedure”.
( RDA1203tJ)
LOWER LATCH SWITCH AND STOP SWITCH REMOVAL
1. Disconnect the oven from the power supply and
remove the outer case.
2. Discharge the high voltage capacitor.
3. Disconnect the wire leads from the switches.
4. Remove the one (1) screw holding the lower latch
hook to the oven cavity front frange.
5. Remove the lower latch hook from the flange by
moving it downward.
6. To remove the individual switch from the lower
latch hook, push outward the two (2) retaining tabs
holding the switch in place.
7. The switch is now free.
Re-install
1. Re-install each interlock switch in its place. The
stop switch is in the upper position and the lower
latch switch is in the lower position.
2. Re-connect the wire leads to each switch.
Refer to the pictorial diagram.
3. Secure the lower latch hook (with the one (1)
mounting screws) to the oven flange.
4. Make sure that the lower latch switch and stop
switch are operating properly.
Refer to chapter “Test Procedure” and “Adjustment
procedure”.
(RDAl203U)
(RDA1203U)
32