18.5.15 C8&CP
C8: Water volume protection
CP: Water volume protection in
situation of anti-frozen protection
System water leakage
Water pipeline too long and need
an additional water pump
Water system is blocked
The water pump is damaged
The water flow switch is
damaged
PCB is damaged
Replace PCB
94
Yes
Fix the leakage and affusion again
No
Yes
No
Yes
No
Yes
No
Yes
Replace water flow switch
No
Install a suitable additional
water pump
Inspect the system and fix
the problem
Replace water pump
V.2