Panasonic CU-A34BBP5 - Page 264

Remote
control
indicator
Indoor LED Outlet LED
FAULT POINT
CHECK POINT
LED1 LED2 LED3 LED4 LED1 LED2 LED3 LED4
F2
Light
on
Water level float switch Drain pump and drain
piping
F3 Indoor temperature
thermistor
Indoor temperature
thermistor cord
F4 Piping thermistor Piping thermistor cord
F5 Remote control data
transfer error
Data transmission
waveform
Remote control
connection cord
(disconnect)
Remote control cord and
connection terminals
F6 Indoor/outdoor unit data
transfer error
Indoor/outdoor unit data
transmission waveform
Indoor/outdoor unit
connection cord
(disconnect)
Indoor/outdoor unit cord
and connection terminals
Compressor bimetal
thermistor operating
Gas leaks, outdoor unit
power supply, indoor
unit connecting cord
Outdoor unit over
current protector
Compressor open
phase, or locking
Phase protector
operating
Outdoor unit power
supply negative phase
F15 High pressure switch
operating
Outdoor unit
F18 Outdoor piping
temperature thermistor
Piping temperature
thermistor cord
264