Read Sharp R-641AM (serv.man3) Driver / Update online
Sharp Electronics (UK) Limited
Originator AvW Supervisor Approval Date / / Reference TB-M9806135
White – Carry out as required, Yellow – Carry out as required and whenever the unit comes in for service, Red – Carry out on all units
MWO980805
Month of Issue: August 1998
Classification: White
MICROWAVE TECHNICAL BULLETIN
Page 1 of 1
MODELS
R641M
SYMPTOM The turntable continues to rotate after one of the following operations.
1.
Openning the door at the end of the cook cycle.
2.
Openning the door during the cook cycle.
The oven control panel can lock out, resulting in no user operation. The only way to
reset this condition is to remove the mains power for about thirty seconds.
reset this condition is to remove the mains power for about thirty seconds.
NOTE : There is no microwave energy being generated in the fault condition.
CAUSE
Noise causing the LSI to lock out.
ACTION
Fit a 0.1uF, 275VAC capacitor across either the turntable motor or cooling fan.
Use the part number below for the capacitor.
This phenenon only applies to the following serial number range.
White ovens - 80600001 to 80605965
Green ovens - 80600001 to 80601762
Green ovens - 80600001 to 80601762
In ovens after the serial number range above, the capacitor has been fitted across the
cooling fan.
cooling fan.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
-
Capactor, 0.1uF 275VAC
FC-QZA037URK0
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