Webasto BlueCool V-Series - Page 18

18
Fault
code
Description Possible cause Correction
Display
A28 Compressor
operation out-
side operating
range.
Incorrect pressure
sensor measure-
ment.
Please contact your au-
thorised Webasto Marine
dealer.
COOLING MODE:
-Insucient sea
water cooling.
-Sea water strainer
soiled or no flow.
-Sea water pump
defective.
-Refrigerant circuit
blocked.
Remove blockage at sea
water inlet. The minimum
flow rates must be com-
plied with. Clean sea water
strainer and bleed sea
water circuit. Operate the
unit for 5 minutes in heat-
ing mode (if possible) then
switch to cooling mode
and check whether the
fault occurs again. Please
contact your authorised
Webasto Marine dealer.