11
(EN)
Self-diagnostics table and detected contents
The “Alarm Display” shown in the table below expresses the alarm contents displayed when the wired
remote controller is connected. For how to handle the alarms, see installation instructions of indoor
units, “Service Manual”, “Test Run Service Manual” or “Technical Data”.
Detected contents
Indication lamp on the receiver
Alarm Display
OPERATION TIMER STANDBY
Blinking
Communication error in the remote
controller circuit
E01–E03, E08–E14,
E17, E18
◎
Communication error either in the in/
outdoor operation line or the sub-bus of
the outdoor unit
E04–E07, E15, E16,
E19–E31
◎
Operation of indoor protection device
P01, P09–P14
◎
◎
Alternately
Operation of outdoor protection device P02–P08, P15–P31
◎
◎
Alternately
Error in the indoor thermistor
F01–F03, F10–F11
◎
◎
Alternately
Error in the outdoor thermistor
F04–F09, F12–F28
◎
◎
Alternately
Error in the indoor EEPROM
F29
◎
◎
Simultaneously
Error in the outdoor EEPROM
F30, F31
◎
◎
Simultaneously
Error related to the compressor
H01–H31
◎
Error in indoor settings
L01–L03, L05–L09
◎
◎
Simultaneously
Error in outdoor settings
L04, L10–L31
◎
◎
Simultaneously
Error in the gas heat pump air
conditioner
A01–A31
◎
◎
Simultaneously
Inconsistency in Cooling/Heating (Including an auto-temp
setting for a model without auto-temp settings)
◎
◎
Alternately
Oil alarm (Same as operation of outdoor protection device)
◎
◎
Alternately
Auto addressing in progress
(when it is performed with an infrared remote controller)
◎
◎
◎
Sequentially
Test operation
◎
◎
◎
Simultaneously
: OFF
: ON (Illuminated)
◎
: Blinking (0.5 seconds interval)
Test Operation
