USER MANUAL TST40G, V15.01
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21
Technical changes, misprints and errors are reserved.
ERROR
REASON
REMEDY
Raising too slow
The oil filter is jammed.
Clean or replace it.
Oil level is too low.
Add oil.
The overflow valve is not adjusted to the
right position.
Adjust it.
The hydraulic oil is too hot (above 45°C
）
Change the oil.
The seal of the cylinder is abraded.
Replace the seal.
Inside surface of the posts is not
lubricated well.
Add lubrication.
Lowering too
slow
The throttle valve is jammed.
Clean or replace.
The hydraulic oil is dirty.
Change the oil.
The anti-surge valve is jammed.
Clean it.
The oil hose is jammed.
Replace it.
The steel cable
is abraded
No lubrication during installation or out of
lifetime.
Replace it.
