SiGR401004_A
MAINTENANCE
88
1. Remote controller display malfunction and
contents
Malfunction
Code
Trouble Case
Origin of Trouble
Signal
Measure
E1
Actuation of High
pressure switch
High pressure
switch
Abnormality is detected when the contact of
the high pressure switch opens for 3 sec. The
system will be shut down. Only On/Off button is
acceptable. But the other buttons are not
acceptable. This fault cannot be recovered
automatically.
E2
Indoor anti-freezing
Protection
Evaporator
temperature
thermistor of
indoor unit
When defrosting operation and dehumidifying
operation have been performed a period of
time, in the case of detecting the evaporator
temperature less than -2°C by the evaporator
temperature thermistor, the compressor and
outdoor unit fan will stop. In the case of the
evaporator temperature 10°C or more, the
alarm displays malfunction code on the screen
and the compressor will be stopped for 3 mins
and then the system will operate.
E3
Actuation of low
pressure switch
Low pressure
switch
When the unit is running or standby (the
compressor has been operated for more than
3mins), the low pressure switch opens for more
than 30sec and the screen will display
malfunction code.
E4
Abnormal discharge
temperature
Discharge
temperature
thermistor
After the startup of compressor, the discharge
temperature is higher than 130°C for more than
30sec, malfunction code (E4) will be displayed
on the screen and the system will be shut
down. After stopping the compressor for 3
mins, if the discharge temperature thermistor
detects that the discharge temperature is lower
than 90°C for more than 5 sec, the compressor
will re-start. The malfunction will be determined
according to the retry 3 times. The malfunction
will be not cancelled automatically.
E5 Compressor
overheat
Compressor
After the startup of the compressor, if the
overload switch opens for more than 3 sec, the
malfunction of the overheat for the compressor
will be displayed on the screen. After the
compressor has been stopped for 3 mins, if the
malfunction has been recovered, the
compressor will re-start. When overheat
activates 3 times within 30mins, the
malfunction of overheat will be determined
according to the retry 3 times. The reset for the
malfunction of overheat is manual reset.
Therefore, the malfunction of overheat cannot
be recovered automatically. Buzzer will sound.
Press On/Off button to recover.
Summary of Contents for RY24PEV1K
Page 12: ...SiK401004_A SPECIFICATIONS 4 2 NOMENCLATURE 24 E K M V1...
Page 36: ...SiK401004_A SPECIFICATIONS 28 5 PIPING DIAGRAM...
Page 80: ...SiK401004_A INSTALLATION 72 2 5 Installation Clearance Data Figure 2 5 1...
Page 110: ...SiK401004_A MAINTENANCE 102 3 1 2 R24PEV1K 6 3 6 2 5 6 4 3...
Page 111: ...SiK401004_A 103 MAINTENANCE 3 1 3 RY30PEV1K 6 3 6 2 5 3 6 6...
Page 112: ...SiK401004_A MAINTENANCE 104 3 1 4 R30PEV1K 6 3 6 2 5 6 5 0...
Page 113: ...SiK401004_A 105 MAINTENANCE 3 1 5 RY36PEY1K...
Page 114: ...SiK401004_A MAINTENANCE 106 3 1 6 R36PEY1K L L...
Page 115: ...SiK401004_A 107 MAINTENANCE 3 1 7 RY42PEY1K RY48PEY1K L L...
Page 116: ...SiK401004_A MAINTENANCE 108 3 1 8 R42PEY1K R48PEY1K L L...