Troubleshooting - Mitsubishi PK18FL3 User Manual

11

TROUBLESHOOTING

1. Self-diagnostic function
A
ON/OFF
4
FAN
MODE VANE
CHECK LOUVER
2
TEST RUN
SET RESET CLOCK
B
TEMP
AUTO STOP
AUTO START
h
3
min
Self-check
1 Turn on the main power to the unit.
CHECK
2 Press the
button twice continuously.
(Start this operation from the status of remote controller display
turned off.)
A
begins to light.
CHECK
B "00" begins to blink.
3 While pointing the remote controller toward the unit's receiver,
h
press the button. The check code will be indicated by the
number of times that the buzzer sounds from the receiver section
and the number of blinks of the operation lamp.
4 Press the ON/OFF button to stop the self-check.
Check Code Alarm
1 Suction sensor alarm
2 Pipe sensor alarm
3 Transmission alarm
5 Drain sensor alarm
4 Drain pump alarm
6 Anti-freezing on
Anti-overheat on
7 System error
8 Outdoor unit alarm
9 No alarm (no error)
OC275-32
Buzzer sound
Single beep O 1
Single beep O 2
Single beep O 3
Single beep O 4
Single beep O 5
Single beep O 6
Single beep O 6
Single beep O 7
Single beep O 8
Receiving signal only
(no error alarm)