Sinclair SCV-1400EB, Service Manual

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Code Content Remarks
PU
1PU DC fan A module protection Displayed on main PCB and user interface
2PU DC fan B module protection Displayed on main PCB and user interface
H9
1H9 Compressor A inverter module is not matched Displayed on main PCB and user interface
2H9 Compressor A inverter module is not matched Displayed on main PCB and user interface
HC High pressure sensor error Displayed on main PCB and user interface
HE
1HE No inset A valve error Displayed on main PCB and user interface
2HE No inset B valve error Displayed on main PCB and user interface
3HE No inset C valve error Displayed on main PCB and user interface
F0
1FO IPM module A transmission error Displayed on main PCB and user interface
2FO IPM module B transmission error Displayed on main PCB and user interface
F2 Superheat insufficient Displayed on main PCB and user interface
F4
1F4 module A L0 or L1 protection occurs for 3 times in 60 minutes Displayed on main PCB and user interface
2F4 module B L0 or L1 protection occurs for 3 times in 60 minutes Displayed on main PCB and user interface
F6
1F6 A system buss voltage error (PTC) Displayed on main PCB and user interface
2F6 B system buss voltage error (PTC) Displayed on main PCB and user interface
Fb Pressure sensor error Displayed on main PCB and user interface
Fd Suction temperature sensor error Displayed on main PCB and user interface
FF
1FF DC fan A error Displayed on main PCB and user interface
2FF DC fan B error Displayed on main PCB and user interface
FP DIP switch inconsistency of multiple water pumps Displayed on main PCB and user interface
C7 If PL occurs 3 times, the system reports the C7 failure Displayed on main PCB and user interface
L0
Compressor inverter module protection (x=1or2) (for SCV-900EB and
SCV-1800EB)
Displayed on main PCB
L1 Low-voltage protection (x=1or2) (for SCV-900EB and SCV-1800EB) Displayed on main PCB
L2 High-voltage protection (x=1or2) (for SCV-900EB and SCV-1800EB) Displayed on main PCB
L4 MCE error (x=1or2) (for SCV-900EB and SCV-1800EB) Displayed on main PCB
L5 Zero speed protection (x=1or2) (for SCV-900EB and SCV-1800EB) Displayed on main PCB
L7 Phase sequence error (x=1or2) (for SCV-900EB and SCV-1800EB) Displayed on main PCB
L8
Compressor frequency variation greater than 15Hz within one second protection
(for
SCV-900EB and SCV-1800EB)
Displayed on main PCB
L9
Actual compressor frequency differs from target frequency by more than 15Hz
protection (for
SCV-900EB and SCV-1800EB)
Displayed on main PCB
dF Defrosting prompt (for SCV-900EB and SCV-1800EB) Displayed on main PCB and user interface
bH
1bH Module 1 relay blocking or 908 chip self-check failed Displayed on main PCB and user interface
2bH Module 2 relay blocking or 908 chip self-check failed Displayed on main PCB and user interface