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Sharp R-430BK Service Manual page 22

Sharp microwave oven service manual

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R-430BK
R-430BW
R-430BD
AH SENSOR DUCT REMOVAL
1.
2.
3 .
4.
5.
6.
Disconnect the power supply cord.
Open the oven door and block it open.
7. Slide the two tabs of the sensor duct to the right.
8. Sensor duct is now free.
Remove screws from the rear of the outercase cabi-
net. Slide the entire case back about 1 inch (3cm) to
.
free it from retaining clips on the cavity faceplate.
Discharge the high voltage capacitor.
Discharge the high voltage capacitor before touching
Lift entire outer case cabinet from unit.
any oven components or wiring.
Remove ground screw mounted
into the sensor
duct.
Sensor
Ground
screw
Sensor Duct
Removal
AH SENSOR REPLACEMENT
Installation
1.
2.
3.
4.
5.
6.
7.
8.
Disconnect power supply cord ,
Open the oven door and block it open.
Remove screws from the rear of the outercase cabi-
net. Slide the entire case back about 1 inch (3cm) to
free it from retaining clips on the cavity faceplate.
Lift the entire outercase cabinet from the oven unit.
Discharge high voltage capacitor.
Remove two (2) screws holding the AH sensor
Refer to Figures l-l 6 & 2-l 6.
Disconnect the AH sensor harness from connector
CN-F on control unit.
AH sensor is now free.
1.
2.
3.
4.
5
.
6.
Insert new AH sensor into AH sensor duct.
Refer to Figures 1-16 & 2-16 for proper sensor
orientation.
Install two (2) screws to secure AH sensor.
Route the AH sensor harness above emboss on AH
sensor duct.
Refer to Figures l-l 6 & 2-16.
Continue to route AH sensor harness across the
oven cavity top plate and through the large opening.
Refer to Figure 2-16.
Connect AH sensor harness to CN-F on the control
unit.
Re-install the outercase cabinet and check for prop-
er operation.
20

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R-430bwR-430bd