Care And Maintenance; Self-Diagnosis; Error Description - Hiyasu AQUH/C 24-54 Serie Manual De Usuario

CARE AND MAINTENANCE

Before cleaning the unit, be sure to stop the unit and power supply. (Turn off the electrical breaker)
How to cleaning
When used for extended periods, the unit may accumulate dirt inside, reducing its performance. We recommend that the unit be
inspected regularly, in addition to your own cleaning and care. For more information, consult authorized service personnel.
When cleaning the unit 's body, do not use water hotter than 40 °C, harsh abrasive cleansers, or volatile agents like benzene or thinner.
Do not expose the unit body to liquid insecticides or hairspray.

SELF-DIAGNOSIS

When the error indication " E:EE " is displayed, inspection of the air conditioning system is necessary. Please consult authorized service
personnel.
Use the following table as a index for the error descriptions.
Error
code
00
01
02
04
06
09
0A
0c
0E
11
13
15
16
17
18
19
1A
1b
25
29
2b
Note: the communication error between indoor unit and the remote controller is shown
in the clock display C0:1c.

Error description

No error
Communication error (outdoor unit --> indoor unit)
Indoor water temperature thermistor error
Indoor pipe thermistor error
Outdoor heat exchanger (outlet) thermistor error
Float switch or anti freezing
Outdoor temperature thermistor error
Discharge temperature thermistor error
Heat sink temperature sensor error/Heat sink temperature error
Discharge temperature abnormal
OF
Indoor EEPROM abnormal
Communication error (indoor unit -->outdoor unit)
Temperature thermistor compressor error
Pressure switch abnormal
IPM error
CT error
AFM error
Compressor position sensing error
Outdoor fan error
PFC over current
Outdoor heat exchanger temperature sensor (middle) error
Compressor temperature error
CAUTION!
Unit number (usually 0)
SU MO TU WE TH FR SA
-9-
Error code
e . x e S f l d - a i g n s o s i c h e k c