6-5
035-21786-100 Rev. 1 (0909)
No. 1 Comp. No.2 Comp. No. 1 Comp. No.2 Comp.
C1-H1 C2-H2 High Pressure C3-P6 C3-P6
Water Failure for Condenser
(Differential Pressure Switch or
Flow switch option)
(YCSE only)
C1-L1 C2-L2 Low Pressure
Alarm of Water Failure
(Differential Water Pressure
Switch Option)
C1-t1 C2-t2
Low Suction Gas Temperature
Sensor
Activation of Additional
Protection Device
C1-51 C2-52
Activation of Thermal Relay for
Compressor Overload
Freezing Protection
C1-71 C2-72
Activation of Compressor
Internal Thermistor
Phase Abnormally
C1-61 C2-62
Activation of Discharge Gas
Temperature Sensor
No Signal Feedback from Water
Pump
C1-91 C2-92
Cooler Inlet Refrigerant
Temperature Low
Communication Error between
Expansion Valve PCB and
Control PCB
C1-28 C2-28
Failure of Suction Gas Pressure
Sensor (Open / Short)
Communication Error between
Chiller and Remote Control (if
CSC-5S connected)
C1-27 C2-27
Failure of Discharge Gas
Pressure Sensor (Open / Short)
Excessive High Water
Temperature
C1-26 C2-26
Failure of Suction Gas
Thermistor
(Open / Short)
Malfunction
C1-21 C2-21
Failure of Cooler Inlet
Refrigerant Thermistor
(Open/Short)
Failure of Water Inlet
Temperature Thermistor (Open /
Short)
C1-23 C2-23
Failure of Discharge Gas
Thermistor (Open / Short)
Failure of Water Outlet
Temperature Thermistor (Open /
Short)
C1-24 C2-24
Failure of Thermistor set before
Exapansion Valve
C1-25 C1-25
Failure of Water Outlet
Temperature Thermistor in
cooler site (Open / Short)
Failure of Hot Water Inlet
Temperature Thermistor
(Open/Short)
(YCSE heat pump option only)
C1-P6 C1-P6 Retry Operation
Failure of Hot Water Outlet
Temperature Thermistor
(Open/Short)
(YCSE heat pump option only)
"-" : Flashing Display
13-13
05-05
Alarm Display Code
Function
6E-6E
AP-AP
32-32
Function
Alarm Display Code
31-1
40-40
11-11
12-12
5P-5P
EU-EU
03-03
"Pu"-"Pu"
Alarm Codes
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