Tab 10-47 Condensation flow at a water separator is too high
Indication
Possible cause
Procedure
LS4071-nnA
The filter in the return pipe is
clogged
•
Clean the filter.
The opening in the return pipe is
clogged
•
Clean the return pipe.
There are leaks in the SAC
•
Find the cause and repair the fault.
Tab 10-48 Condensation flow upstream of a water separator is too high
Indication
Possible cause
Procedure
LS4075-nnA
The filter in the return pipe is
clogged
•
Clean the filter.
The opening in the return pipe is
clogged
•
Clean the return pipe.
There are leaks in the SAC
•
Find the cause and repair the fault.
Tab 10-49 Scavenge air temperature in the piston underside is too high
Indication
Possible cause
Procedure
TE4081-nnA
There is fire in the piston underside
•
Refer to section
2.3 Fire-fighting in the scav-
A piston ring is defective
•
As a temporary procedure, decrease the
load and cut out the injection of the related
cylinder.
•
As a temporary procedure, increase the
feed rate of the cylinder oil of the related
cylinder.
•
Repair or replace the piston rings.
The engine has too much load
•
Decrease the fuel injection quantity.
Tab 10-50 Starting air supply pressure is too low
Indication
Possible cause
Procedure
PT4301-nnC
The starting air supply system is
defective
•
Find the cause and repair the fault.
Tab 10-51 Pressure of the air spring air supply is too high
Indication
Possible cause
Procedure
PT4341A
There is an incorrect setting of the
control air supply
•
Set the control air supply to the correct val-
ue.
X92-B
AA00-0000-00AAA-410C-A
Operation Manual
Malfunctions of systems and components
Winterthur Gas & Diesel Ltd.
- 333 -
Issue 002 2021-11