Husqvarna TC 50 2023 Owner's Manual page 131

Faults
White smoke emission (steam
in exhaust gas)
Gear oil exits at the vent hose
Water in the gear oil
Possible cause
Damaged cylinder head or
cylinder head gasket
Too much gear oil added
Damaged radial shaft seal ring
or water pump
TROUBLESHOOTING 20
Action
–
Check the cylinder head or cylinder
head gasket.
–
Check the gear oil level. (
–
Check the radial shaft seal ring and
the water pump.
p. 113)
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