30
ON/OFF
TEMP
FAN
VANE
MODE
CHECK
LOUVER
TEST RUN
AUTO STOP
AUTO START
h
min
RESET
SET
CLOCK
4
3
2
1. Self-diagnostic function
1
Turn on the main power to the unit.
2
Press the button twice continuously.
• begins to light and refrigerant address display “00” begins to bink.
• Start this operation from the status of remote controller display turned off
3
While pointing the remot controller toward the unit’s receiver, press the
button
• If the buzzer sounfd is heard and the ON/OFF lamp (unit display) blinks,
refer to following table.
4
While pointing the remote controller toward the unit’s receiver, press the
ON/OFF button.
• Self-check mode is canceled.
CHECK
h
ON/OFF
Unit stops after 5 to
20 seconds operation
Protection function is working.
Refer to check code on remote controller display.
Auto vanes do not work.
Auto vane motor does not work.
Connector is poorly connected.
Auto vane motor is poorly assembled.
Indoor controller board is damaged.
Auto vane motor is damaged.
Auto vane motor relay is damaged.
Power ON/OFF button
is not available.
Indoor/outdoor connecting wire is connected
incorrectly.
Indoor/outdoor connecting wire shorts.
Compressor protector is damaged.
Outdoor controller board is defective.
Remote controller is damaged.
Transmission wire is poorly connected
Transmission wire is damaged.
Connector is poorly connected.
2. OTHER TROUBLES AND CAUSES
Check Code
1
2
3
4
5
6
7
8
9
Suction sensor alarm
Plpe sensor alarm
Transmission alarm
Drain sensor alarm
Drain pump alarm
Anti-freezing on
Anti-overheat on
System error
Outdoor unit alarm
No alarm (no error)
Single beep
✕
1
Single beep
✕
2
Single beep
✕
3
Single beep
✕
4
Single beep
✕
5
Single beep
✕
6
Single beep
✕
6
Single beep
✕
7
Single beep
✕
8
Receiving signal only
(no error alarm)
Alarm
Buzzer sound
[for PK-2.5FLD
2
, PK-3FLD
2
, PK-4FLSD
2
]
OC232--1.qxp 01.10.1 9:18 PM Page 30