Volvo L20B, Owner'S Manual

Page: 84 / 110

Maintenance
82 Maintenance every 1000 operating hours
Water separator - fuel system changing the
filter element
– Unscrew the screw (A).
– Pull the filter element out.
– Check the seals, replace them if necessary.
– Insert a new filter element.
– Tighten the screw (A).
– Watch out for leaks!
Bleeding of the fuel system is not necessary.
Check the fuel leakage line
– Remove the cylinder head cover
– Check the fuel return lines (arrows) from the injection valves to
the fuel tank, replace if necessary.
However, the fuel leakage lines and the connecting pieces
must be replaced every 2 years at least.
– Fasten the cylinder head cover
(Tightening torque 9 ± 1 Nm / 6.6 ± 0.7 lbf ft).
Note:
Install a new valve cover gasket.
ATTENTION!
When working on the fuel system do not use open fire, do
not smoke.
ATTENTION!
Catch running out oil and dispose of environmentally
together with the filter element.
ATTENTION!
Collect the drained fuel and dispose of the rubber hoses,
connecting pieces and valve cover gasket in an environ-
mentally friendly manner.
M200071A
A
M200072A