Movincool CLASSIC40 サービスマニュアル

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4. INSPECTION AND REPAIR OF
ELECTRICAL SYSTEM
4-1. Inspection of Control Switch
At each position of the control switch, there
should be continuity across the following
terminals..
Switch Position Conducting Terminals
OFF
2 - 5
FAN
1 - 5
COOL 1 - 5, 4 - 5
If there is no switch continuity, replace the
control switch.
4-2. Inspection of Warning Lamp and
Power Indicated Lamp.
Make a test circuit as shown in Fig. 4-2. If the
lamp fails to light up, replace it.
4-3. Inspection of Fan Motor
Measure resistance between the each termi-
nals of the fan motor. (Except grounding
terminal.)
Condenser fan motor:
16.2 ± 2Ω (at 20˚C)
Evaporator fan motor:
5.9 ± 0.6Ω (at 20˚C)
If the resistance is not these standard values,
replace the fan motor.
Fig. 4-1
Inspection of Control Switch
Fig. 4-2
Inspection of Lamps
Fig. 4-3
Inspection of Condenser Fan Motor
Fig. 4-4
Inspection of Evaporator Fan Motor