Sinclair SCV-50EA Service Manual page 87

C8 malfunction: System water flow protection
CP malfunction: Anti-idling protection for water pump
System water flow protection or anti-idling protection for water pump
Whether system water flow leaks.
Whether the water pipe is too long and not
connected to water pump.
Whether water system is stuck.
Whether water pump is damaged.
Whether water flow switch is damaged.
Remove the water flow switch and close
the fin manually to check whether
malfunction still exists
LED displays C8/CP
NO
NO
NO
NO
YES
Repair the leaks and add the water again.
YES
To configure external water pump
YES
Wash or replace the stuck components and
pipeline.
YES
Replace water pump.
YES
Replace water flow switch.
Malfunction still exists.
Replace main PCB
85
YES