Haier EA-1770 EG, Руководство по обслуживанию

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Maintenance Service and Trouble Shooting
measured part.
8.2 . Checking under decomposed condition
9.3 Installation and adjustment
A. Dismantle the shell
In replacing the magnetron, after all the
①
Switch off the power.
Parts are replaced and measured, and before
②
First loosen the rear screw. Take
the shell is installed, check the energy leakage off the shell towards upper rear
of the microwave oven. Please pay special
side.
attention to the following parts:
- Around the magnetron
Attention: Be sure to pull off the
- Wave guide pipe power plug
Warning: Do not touch any high-voltage parts .
B.
Power cord
①
After dismantle the shell, loosen
the two earth screws.
2. Checking under fully installed condition
②
Pull off the two jointers on the
(1) After all of the parts are installed to proper filter seat.
Position including the shell, the parts needed
③
Lift it up slightly to take off the
Checking are: the view window, air outlet power cord.
and air inlet.
(2) During working, pull the door slightly to Attention: The power cord must
do checking. be replaced with the special
(3) The leakage of the microwave shall not power cord offered by the
exceed the standard in any cases. manufacturer.
C. Control panel
3. Record and notice of the checking result
①
Dismantle the plug wire of the
(1) After checking of the leakage, the result control panel.
data shall be recorded as reference and
②
Loosen the fixing screw with the
input into the service record. cross screwdriver. Take out the
(2) If the checking result is: all of the parts control panel from the microwave
are normal and work well. At the same time
the replaced parts are chosen as per this
D. Dismantle of the oven door
manual, the leakage shall not exceed the
①
Loosen the two hexagonal
screws
standard. of the up hinge with monkey-
(3) Please check the leakage of the microwave spanner or
Ф
5 box spanner.
oven with microwave leakage detector in a
②
Loosen the two screws of the
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