Stihl FS 40 Instruction Manual page 18

English
While holding the cap depressed,
N
turn it clockwise until it engages in
position.
Fold the grip flush with the top of the
N
cap.
Checking security of cap
The lug on the grip must fully
–
engage the recess (arrow).
16
Grip the cap – it is properly locked if
N
it cannot be turned or removed.
If the cap can be turned or removed
Bottom of cap is twisted in relation to
top:
Left: Bottom of cap twisted
Right: Bottom of cap correctly
positioned
Place the cap on the opening and
N
rotate it counterclockwise until it
engages the filler neck.
Continue rotating the cap
N
counterclockwise (about a quarter
turn) – this causes the bottom of the
cap to be turned to the correct
position.
Turn and lock the cap clockwise –
N
see sections on "Closing" and
"Checking security of cap".
Opening screw-type tank cap
Turn the cap counterclockwise until
N
it can be removed from the tank
opening.
Remove the cap.
N
FS 40, FS 40 C, FS 50, FS 50 C