Sinclair SCV-750EB Service Manual page 69

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