Hitachi RAC-50WPC - Technical Diagrams and Circuits; Construction and Dimensional Diagram

CONTROL AND FUNCTION
26
9
9.8.
ERROR CODE INFORMATION
1. In case failure occurs to the air conditioner, by pressing (INFO) button, an error code will be displayed.
2. Direct the remote controller towards the receiver of indoor unit (within 2 meters in from of indoor unit) and press
(INFO) button.
3. Wait for 2 seconds for signal transmission and the error code will be displayed.
TIMER LAMP BLINKING LED301
BLINKING
CODE
MEANING
INDOOR
- -
000
00
Normal
1 time
001
00
Refrigerant cycle fault
2 times - - Outdoor unit is under forced operation
3 times 9 times
003
00
Communication error between indoor and outdoor
units
9 times -
009
00
Indoor thermistor
10 times -
010
00
Abnormal rotating numbers
13 times -
013
00
IC401 data reading error
OUTDOOR
4 times 2 times
002
01
Peak current cut
4 times 3 times
003
01
Compressor abnormal low speed rotation
4 times 4 times
004
01
Compressor switching failure
4 times 5 times
005
01
Overload lower limit cut
4 times 6 times
006
01
OH thermistor temperature rise
4 times 7 times
007
01
Abnormal outdoor thermistor
4 times 8 times
008
01
Acceleration defective
4 times 9 times
009
01
Communication error
4 times 10 times
010
01
Abnormal power source
4 times 11 times
011
01
Fan stop for strong wind
4 times 12 times
012
01
Fan motor fault
4 times 13 times
013
01
EEPROM reading error
4 times 14 times
014
01
Active converter defective
4 times 15 times
015
01
Abnormal PWB circuit