Judgment By Flashing Led Of Indoor Unit - Toshiba RAS-07PKVP-E Service Manual

High Wall, Heat Pump Type

10-5.Judgment by Flashing LED of Indoor Unit

While the indoor unit monitors the operation status of the air conditioner, if the protective circuit operates, the
contents of self-diagnosis are displayed with block on the indoor unit indication section.
Table 10-5-1
Item
Indoor indication
lamp flashes.
Which lamp
does flash?
NOTE
• The contents of items B and C and a part of item E are displayed when air conditioner operates.
• When item B and C, and item B and a part of item E occur concurrently, priority is given to the block of item B.
• The check codes can be confirmed on the remote controller for servicing.
Check code
OPERATION (Green)
A
Flashing display (1 Hz)
OPERATION (Green)
B
Flashing display (5 Hz)
OPERATION (Green)
C
TIMER (Orange)
Flashing display (5 Hz)
OPERATION (Green)
D
Flashing display (5 Hz)
OPERATION (Green)
E
TIMER (Orange)
Flashing display (5 Hz)
Block display
Power failure (when power is ON)
Protective circuit operation for indoor P.C. board
Protective circuit operation for connecting cable
and serial signal system
Protective circuit operation for outdoor P.C. board
Protective circuit operation for others
(including compressor)
76
Service Manual
Description for self-diagnosis