wsm M7040 - 6 Checking, Disassembling and Servicing; Checking and Adjusting; Compressor; Relay (A;C Compressor, Front Working Light, Front Wiper, Blower, Blower Hi, ACC, Auxiliary Power)

CABIN
M6040, M7040, WSM
10-S22
6. CHECKING, DISASSEMBLING AND SERVICING
[1] CHECKING AND ADJUSTING
(1) Compressor
Operation of Magnetic Clutch
1. Turn off the A/C switch after starting engine.
2. Check whether abrasion or abnormal noise is heard when only
the magnetic clutch pulley is running.
3. Check that the magnetic clutch (1) does not slip when the A/C
switch and blower switch are turned ON (when the air
conditioner is in operation).
4. If anything abnormal is found, repair or replace.
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Stator Coil
1. Measure the resistance of the stator coil with an ohmmeter
across the 1P connector (1) of magnetic clutch and compressor
body.
2. If the measurement is not within the factory specifications,
replace the stator coil.
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Air Gap
1. Check the air gap with feeler gauge.
2. If the measurement is not within the factory specifications,
adjust it. (See page 10-S53.)
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(2) Relay (A/C Compressor, Front Working Light, Front Wiper, Blower,
Blower Hi, ACC, Auxiliary Power)
Connector Voltage
1. See page 9-S46.
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Relay Test
1. See page 9-S46.
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(1) Magnetic Clutch
Stator coil resistance Factory specification 3.0 to 4.0 Ω
(1) 1P Connector
Air gap Factory specification
0.30 to 0.65 mm
0.0118 to 0.0255 in.
KiSC issued 07, 2012 A