Vent Exhaust Blower Motor - Kenmore 401.85052010 Service Manual

6. Alignment and Adjustments

6-7 Vent Exhaust Blower Motor

THIS COMPONENT REQUIRE
REMOVAL OF MICROWAVE
OVEN FROM INSTALLATION FOR
SERVICING.
RUN CAPACITOR
The run capacitor is located behind the top grill
above the control area . The capacitor is used
for more torque and electrical phasing . Without
the capacitor the blower might run but would be
much slower .
TO TEST THE CAPACITOR
1. Remove grill, discharge capacitor and
disconnect one capacitor lead .
2. Make appropriate capacitor check (with analog
meter needle should rise then fall, cap is
charging then discharging) .
TO TEST BLOWER WINDINGS:
1. Disconnect power and remove grill .
2. Open control panel and discharge capacitor .
3. Disconnent two wires to run capacitor .
Continuity test across the two wires should be
approximately 50 ohms of resistance . This test
allows you to read across all three windings at
the same time .
TO REMOVE VENT BLOWER
1. Remove unit from its installation .
2. Remove 3 screws securing motor to top and
back of unit and lift off . (1 screw is located
under damper .)
3. Disconnect blower plug .
NOTE: Place blower wires in routing slots to avoid
pinching of wires .
NOTE: It's normal that connector bracket bent when
reconnecting Hood Blower Motor connector .
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