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4. SERVICE PROCEDURES
4
Measurement of Insulation
Resistance for Electrical parts
• Disconnect the connector of the desired
electric part from terminal plate, P.C.B.
Ass'y, etc. (Fig. 42)
• Similary, disconnect the lead wires from
compressor, capacitor, etc. (Fig. 43)
• Measure the resistance in the same
manner as illustrated on the right.
Refer to Electrical Wiring Diagram.
NOTE
If the probe does not enter the hole because
the hole is too narrow, use a probe with a
thinner pin.
Clip
Copper
tube or
metallic part
Probe
Metallic
part
Clip
97
–
–
Probe
Insulation
tester
0640_X_S
Fig. 42
From fan motor,
compressor and other
parts.
Insulation
tester
0641_X_S
Fig. 43
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