Stihl FS 94 Instruction Manual page 86

1
: Pull off the fuel hose (1) and fuel
return hose (2).
: Check the manual fuel pump (3)
and fuel return hose (2) and
replace if necessary.
: Install a new fuel hose (1).
Installing
2
1
: Push the new fuel hose (1) onto
the short nipple (2).
: Push the fuel return hose (3) onto
the long nipple.
Series 4149 Powerhead
1
3
2
2
3
: Line up the manual fuel pump (1)
so that the lug (2) points towards
the carburetor.
: Push the manual fuel pump (1)
into the retainer (3) on the air
guide shroud until the locking
tabs (arrows) snap into place
below the retainer (3).
1
3
– Use STIHL press fluid to simplify
assembly, b 12
: Push the fuel hose (1) fully onto
the carburetor's connector
(arrow).
1
– Use STIHL press fluid to simplify
assembly, b 12
: Push the fuel return hose (1) fully
into the bore (arrow) in the tank
housing.
– Check operation
– fuel must flow when the fuel
pump is operated.
– Reassemble all other parts in the
reverse sequence.
85