Tank Cap; Replacing Engine Housing - Stihl MS 290 Manual

11.6.3 Tank Cap

4 3 2
– Drain the fuel tank.
Collect fuel in a clean container. If
necessary, dispose of it properly at
an approved disposal site.
Machines up to 1998
: Carefully squeeze the hook (1)
and pull it out of the engine
housing.
: Remove the sealing ring (3).
: Take cord (2) off the tank cap (4).
1
Machines from 1998
: Carefully disconnect nipple (1) of
cap retainer from the guide (2) in
the engine housing.
MS 290, MS 310, MS 390
1 2
: Remove the sealing ring (1) from
the tank cap (2).
Install in the reverse sequence.
Always install a new sealing ring.
2
11.6.4 Replacing Engine
The fuel tank and engine housing
1
are a single unit.
– Drain off oil and fuel and collect in
a clean container. If necessary,
dispose of properly at an
approved disposal site.
– Remove the spiked bumper,
b 5.3
– Remove the chain brake,
b 5.6.2
– Remove the handle housing,
b 9.2
– Remove the fuel suction hose,
b 11.6.2
– Remove the oil suction hose,
b 10.1
2
: Pry the bumper strip (1) out of the
housing.
: Use stud puller 5910 893 0501 to
remove the collar stud (2).
Housing
1
77