Toshiba RAV-SM1104BT-E Air Conditioner User Manual


 
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[E04 error]
Is there no disorder of power supply?
Does outdoor operate?
Is group address setup of
remote controller correct?
Are wiring in indoor unit and
1, 2, 3 inter-unit cables correct?
Are wirings of terminal blocks
(1, 2, 3) wired to CN67 normal?
Check indoor P.C. board.
Defect Replace
Check indoor control P.C. board
(MCC-1402).
Defect Replace
Check power supply voltage.
Correct lines.
Check and eliminate noise, etc.
Check outdoor P.C. board.
Defect Replace
Correct wiring of connector
and terminal blocks.
Correct wiring and
inter-unit cables.
Check CODE No. [14].
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
As shown in the following figure,
carry out measurement within 20 seconds
after the power was turned on.
Black
S5277G
White
Terminal block
Check indoor P.C. board
(MCC-1402).
Defect Replace
Does the voltage
between 2 and 3 of the indoor unit
inter-unit terminal blocks
(1, 2, 3) vary?
3
2
1
[E10 error]