Sanyo TH2442 / CH2442 Car Speaker User Manual


 
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Section
SM830082
IV - 31
SM830082
4. Service procedures
(2) Checking the Protective Devices
Disconnect the connector, which consists of P (plug) and S (socket) when you want to
check the protective device.
Then check continuity among plug’s (and/or socket’s) terminal as in Fig. IV-18.
Normality of the protective device can be judged by the following table.
The Protective Device is proved normal if there is a continuity between terminals.
11
11
1 Indoor fan motor thermal protector (49FI) . . . . . . Indoor unit
Disconnect the connector which leads to the indoor fan motor (FMI).
Check the socket’s terminals.
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2 Compressor motor thermal protector . . . . . . Outdoor unit
Disconnect the wires from terminals of compressor.
Check the terminals of compressor.
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33
3 Outdoor fan motor thermal protector (49FO) . . . . . . Outdoor unit
Disconnect both the connector which leads to the outdoor fan motor (FMO).
Check socket’s terminal.
socket
Multimeter
0642_X_S
Fig. IV-18