Acson international A5MAC 210D, Technical Manual

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42
Error Code
Controller Stoppage Code
Code Symptoms Code Symptoms
00-14 0#...14# communication failure of slave units 44 Main pipe outlet water temperature sensor malfunctioned
16 Compressor no.1 of system no.1 overloaded
Compressor no.1 of system no.2 overloaded
45 Inlet water temperature sensor failed
17 46 Outlet water temperature sensor failed
18 Water pump overload 47 Ambient temperature sensor failed
19 fl ow rate failure 48 System 1 heat exchanger outlet temperature sensor failed
20 System 1 high pressure 49 System 2 heat exchanger outlet temperature sensor failed
21 System 1 low pressure 50 System 1 suction temperature sensor failed
24 System 2 high pressure 51 System 2 suction temperature sensor failed
25 Anti-freezing protection failure 52 System 2 low pressure sensor failed
26 Electric heater for water system overloaded 53 System 1 low pressure sensor failed
27 Ambient temperature too high/low 54 Memory failure
29 Suction superheat for system 1 too low 60 No system to startup
31 Communication failure between master and slave units 63 System 1 fan motor overloaded
32 Suction temperature for system 1 too high 64 System 2 fan motor overloaded
33 Discharge temperature for system 1 is too high 65
Temperature difference between
water inlet and outlet is too large
34 Suction temperature for system 2 is too high 66
Reverse connection of the water inlet temperature sensor
and water outlet temperature sensor
35 Discharge temperature of system 2 is too high 67 Master unit inlet water temperature sensor failed
36 System 2 low pressure 68 Compressor no.2 of system no.1 overloaded
37 Suction superheat for system 2 is too low 69 Compressor no.2 of system no.2 overloaded
38 System 1 leaking refrigerant 70 System 1 discharge temperature is abnormal
39 System 2 leaking refrigerant 71 System 2 discharge temperature is abnormal
40 System 1 discharge temperature sensor malfunctioned 78 Communication failure for all slave units
41 System 2 discharge temperature sensor malfunctioned F6
Communication failure between wired controller and
master unit
42
System 1 middle heat exchanger
sensor malfunctioned
ERRO DIP setting error
43
System 2 middle heat exchanger
sensor malfunctioned
Codes Displayed by the LED Indicator and Explanations
Code Symptoms Code Symptoms
ECXX-14 Slave unit 0# ~ 14# communication failure ER43 System 2 middle heat exchanger sensor malfunctioned
ER16 Compressor no.1 of system no.1 overloaded ER44 Main pipe outlet water temperature sensor malfunctioned
ER17 Compressor no.1 of system no.2 overloaded ER45 Inlet water temperature sensor failed
ER18 Water pump overloaded ER46 Outlet water temperature sensor failed
ER19 fl ow rate failure ER47 Ambient temperature sensor failed
ER20 System 1 high pressure ER48 System 1 heat exchanger outlet temperature sensor failed
ER21 System 1 low pressure ER49 System 2 heat exchanger outlet temperature sensor failed