Piston Ring Removal And Installation - Suzuki GSF650A Service Manual

1D-48 Engine Mechanical:

Piston Ring Removal and Installation

Removal
1) Draw out the piston pin and remove the piston. Refer
to "Engine Top Side Disassembly (Page 1D-24)".
2) Carefully spread the ring opening with your thumbs
and then push up the opposite side of the 1st ring (2)
to remove it.
NOTE
Do not expand the piston ring excessively
since it is apt to be broken down.
3) Remove the 2nd ring and oil ring in the same
procedure.
Installation
NOTE
• When installing the piston ring, be careful
not to damage the piston.
• Do not expand the piston ring excessively
since it is apt to be broken down.
1) Install the piston rings in the order of the oil ring,
second ring and top ring.
a) The first member to go into the of the oil ring
groove is a spacer (1).
After placing the spacer, fit the two side rails (2).
B817H21406033
I718H1140142-01
2
1
2
I718H1140143-02
CAUTION
!
When installing the spacer, be careful so that
the both edges are not overlapped.
"A" A
"B" B
"A": INCORRECT
b) Install the 2nd ring (3) and 1st ring (4) to piston.
NOTE
1st ring (4) and 2nd ring (3) differ in shape.
NOTE
Face the side with the stamped mark "C"
upward when assembling.
"C"
"C"
I705H1140170-02
"B": CORRECT
4
3
I717H1140220-01
4
3
I717H1140121-01