25FS 500, FS 550
English / USA
Change the fuel pickup body 
once every year
: Drain the fuel tank.
: Set the choke knob to g.
: Remove carburetor box cover (1).
: Pry grommet (2) with fuel hose out 
of the tank.
: Remove the fuel pickup body (3).
: Push new pickup body into the hose 
and place it in the tank. The 
distance between the bottom of the 
grommet and the stop of the pickup 
body is A = 1.6 in (40 mm).
: Push grommet home and check that 
it is properly seated.
: Fit the carburetor box cover.
: Put on the full harness (1).
: Adjust length until the spring hook 
(2) is about a hand’s width below 
your right hip. Over-long straps can 
be cut to length after making the 
adjustments.
: Attach the spring hook to the 
machine’s perforated strip (3).
Find the right attachment point for the 
cutting tool you are using – see section 
"Balancing the Machine".
A
398BA015 KN
12
3
Fitting the Harness
1
2
3
256BA015 KN