43MS 231, MS 231 C, MS 251, MS 251 C
: Position the piston as shown so
that the arrow (arrow) points to
the rear and the straight
crankshaft stub (1) is on the right
– the arrow must point in the
direction of the exhaust port.
– Place the piston on the
connecting rod.
: Push the assembly drift (1)
1110 893 4700 into the piston, at
the side with the snap ring, and
through the small end (needle
cage) – the piston is aligned.
– Lubricate the piston pin (2) with
oil.
: Fit the piston pin (2) on the
assembly drift (1) and slide it into
the piston.
2710RA124 TG
1
2310RA426 TG
1
2
: Remove the sleeve (1)
5910 893 1707 from the installing
tool (2) 5910 890 2210.
: Attach the snap ring (1) to the
magnet (2) so that the snap ring
gap is on the flat side of the tool's
shank (arrow).
: Push the large slotted diameter of
the sleeve over the magnet and
snap ring.
The inner pin (1) must point towards
the flat face of the
tool's shank (2).
5904RA089 TG
2
1
165RA153 TG
1
2
5904RA090 TG
2
1
: Press the installing tool
downwards into the sleeve until
the magnet butts against the end
of the guide slot.
Use a suitable base.
: Remove the sleeve and slip it
onto the other end of the shank –
the inner pin must point towards
the flat face.
Fit the snap ring (1) so that its
gap (arrow) is on the piston's
vertical axis (it must point up).
5904RA091 TG
216RA178 TG
2710RA419 TG
1
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