17
17
• "CHECK" lights, and refrigerant address
"00" flashes.
• Check that the remote controller's dis
-
play has stopped before continuing.
• Select the refrigerant address of the
indoor unit for the self-diagnosis.
Note: Set refrigerant address using the
outdoor unit’s DIP switch (SW1).
(For more information, see the out-
door unit installation manual.)
• If an air conditioner error occurs, the
indoor unit's sensor emits an intermittent
buzzer sound, the operation light flashes,
and the check code is output.
(It takes 3 seconds at most for check
code to appear.)
• The check mode is cancelled.
[Procedure]
1. Press the CHECK button twice.
2. Press the TEMP buttons.
3. Point the remote controller at the
sensor on the indoor unit and
press the HOUR button.
4. Point the remote controller at the
sensor on the indoor unit and
press the ON/OFF button.
<
Malfunction-diagnosis method at maintenance service>
9-2. MALFUNCTION-DIAGNOSIS METHOD BY REMOTE CONTROLLER
<In case of trouble during operation>
When a malfunction occurs to air conditioner, both indoor unit and outdoor unit will stop and operation lamp blinks to inform
unusual stop.
ON/OFF
TEMP
FAN
VANE
MODE
CHECK
LOUVER
TEST RUN
AUTO STOP
AUTO START
h
min
RESET
SET
CLOCK
CHECK
CHECK
display
Temperature
button
CHECK
button
Refrigerant
address
display
HOUR
button
ON/OFF
button
OCH661
