Cooper & Hunter CHV-5S224SNMX, Service Manual

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CONTROL 0 44 0
CHV
5 COM PACT MULTI VRF UNIT
SERVICE M ANUAL
main board and inverter
compressor
U6
Alarm due to abnormal
valve
C3
Driven communication
malfunction between
main board and inverter
compressor
CP
Much master wired
controller malfunction
U8
Malfunction of pipeline for
indoor unit
C4
Malfunction of indoor
unit-lacking
CU
Communication
malfunction between
indoor unit receiving
lamp board
U9
Malfunction of pipeline for
outdoor unit
C5
Alarming due to
engineering series number
shock of indoor unit
Cb
Distribution overflow of
Ip address
UC
Setting for indoor unit and
oudoor unit is succeeded
C6
Alarming due to wrong
quanity of outdoor unit
2.5.4 Table of Status Codes
Display Code Content Display Code Content
A0 Debugging for unit A8 Vacuum pump mode
A1 parameter inquiry of compressor AJ Cleaning alarm for filter
A2 Refrigerant recovery AU Long-distance emergency stop
A3 Defrosting Ab Emergency stop
A5 On-line test Ad Limit opereation
3.1 Remote controller YAD1F
3.1.1 User Notes
1) Make sure that there is no obstruction between the remote control and the signal receptor.
2
)
The remote control should be used in the receivable range (the reception range is 10m)
3
)
The remote control should be placed about 1m or more from the TV set or any other electric
appliances.
4) When the remote controll is sending signal the symbol will blink for about 1 second.The master
unit will ring out when it receive the valid signal.
5) Don’t drop or throw the remote control.
6) Don’t let any liquid flow into the remote control.
7) Don’t put the remote control directly under the sunlight or any place where is very hot.
8) Different unit may have different func tion, for more details function please refer to the instruction of the unit.