Panasonic R410A Service Manual page 116

Wireless remote
Wired
controller lamp
remote
display
controller
display
P05
AC power supply trouble
Alternately
P13 Alarm valve open
P14
O sensor detect
2
Alternately
P15 Insufficient gas level detected
P16
Compressor overcurrent trouble
P22
Outdoor unit fan motor trouble
Alternately
Lack of INV compressor wiring,
P29 INV compressor actuation failure
(including locked) due to DCCT failure
: ON
: Blinking (0.5 second intervals)
: OFF
Cause
Check R,S,T power supply & power pressure
Check outdoor unit control PCB (HIC/CR)
Compressor & reactor wiring forgotten
Valve blockage
Input from O
Check refrigerant cycle (gas leak)
Trouble with electronic expansion valve
Valve blockage
Layer short on compressor
Compressor locked up
Check outdoor unit control PCB (HIC/CR)
Check outdoor unit fan motor
Check outdoor unit control PCB
Layer short on compressor
Check outdoor unit control PCB (HIC/CR)
5-3
Correction
sensor
2
5