Sinclair SCV-EB Series Service Manual page 82

5.29.5 L0 troubleshooting
Situation 1: L0 error appears immediately after the compressor starts up
DC bus wire is not connected properly
Compressor has malfunctioned
Replace the main PCB
Notes:
DC bus wire connection
1.
2. The normal resistances of the inverter compressor are 0.7-1.5Ω among U V W and infinite between each of U V W and ground. If any of the resistances
differ from these specifications, the compressor has malfunctioned.
80
L0
No
2
No
（ ）
L1L2L3,PIN- POUT
L1，L2，L3
Yes
1
Ensure DC bus wire is connected properly
Yes
Replace the compressor
Pin，Pout