Stihl 064

STIHL 064, 066 29
Top: Top:
Pressing installing tool vertically Top: Piston resting on wooden
downwards until the sleeve butts Inserting snap ring in piston boss assembly block
against the tool's shoulder.
Bottom: Bottom:
Bottom: Wooden assembly block 1 = Original manifold
Slippin
g
sleeve onto other end of shank 1108 893 4800 2 = New manifold
Note: Position the sleeve so that - Apply the installing tool to the pis- - Slide wooden assembly block
the inner pin points toward flat ton boss (flat face on shank must between piston and crankcase.
face of tool's shank. point toward piston head), hold
the piston steady, center the tool - Rest the piston on the wooden
- Stand the installing tool, sleeve shank exactly and press home assembly block.
downward, on a flat surface until the snap ring slips into the
(wooden board) and press verti- groove. Note: It is necessary to fit the orig-
cally downwards until the sleeve inal manifold on machines with the
butts against the tool's shoulder. original backing plate (seal be
- Fit new cylinder gasket on the tween carburetor and manifold).
- Remove the sleeve and slip it crankcase. The new washer and sleeve must
onto the other end of the shank. be fitted with the new manifold
- Lubricate piston and piston rings - see 4.2.
Note: Inner pin must again point with oil.
toward flat face of tool's shank.