Справочник Пользователя для Toshiba RAV-SM803UT-E

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Check item code [14].

Correct inter-unit cable.

Correct connection of connector.

Check/Correct charged 
refrigerant amount.

Check indoor P.C. board (MCC-1402).
Defect 

®

 Replace

Check outdoor P.C. board
Defect 

®

 Replace

MCC-5009

MCC-1531 and MCC-1438

RAV-SM563AT-E
RAV-SM803AT-E

RAV-SM1103AT-E
RAV-SM1403AT-E
RAV-SP562AT-E
RAV-SP802AT-E
RAV-SP1102AT-E
RAV-SP1402AT-E

Does outdoor unit operate?

Is setup of group address correct?

Does case thermo. operate?

Are 1, 2, 3 inter-unit cables normal?

Are connections from connectors

of inter-terminal blocks (1, 2, 3)

of indoor/outdoor units normal?

Does voltage between

2 and 3 of inter-terminal blocks (1, 2, 3)

of indoor unit vary?*

Check indoor P.C. board 
(MCC-1402).
Defect 

®

 Replace

*

As shown in the following figure, perform measurement 
within 20 seconds after power ON.

Black

White

3

2

1

Inter-terminal block

S5277G

NO

NO

NO

NO

NO

YES

YES

YES

YES

YES

NO

YES