Webasto BlueCool V-Series - Page 20

20
Fault
code
Description Possible cause Correction
Display
A33 Earth fault
found.
Earth current too
high.
Please contact your au-
thorised Webasto Marine
dealer.
A34 HW excess
current.
-Current too high
due to sudden
increases in load
-Short-circuit in com-
pressor connection
cable
-Incorrect inverter
parameter settings.
Please contact your au-
thorised Webasto Marine
dealer.
A35 DC bus fault. No input voltage at
power supply.
Please contact your au-
thorised Webasto Marine
dealer.
A36 Undervoltage
“power factor
correction”.
Insucient voltage
supply
Please contact your au-
thorised Webasto Marine
dealer.
A37 Undervoltage. Undervoltage due
to low supply
voltage or defective
inverter.
Please contact your au-
thorised Webasto Marine
dealer.
A38 Incorrect speed
(at high loads).
Incorrect param-
eters or load too
high.
Please contact your au-
thorised Webasto Marine
dealer.