Piston And Related Parts Inspection - Suzuki AN400 Service Manual

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 "A"
upward when assembling.
4
"A"
"A"
I705H1140170-02
"B": CORRECT
4
3
I705H1140164-01
3
I705H1140133-04
2) Position the gaps of the three rings and side rails as
shown. Before inserting piston into the cylinder,
check that the gaps are so located.
"A"
"A": 1st ring and upper side rail
"B": Spacer
3) Install the piston and piston pin. Refer to "Engine Top
Side Assembly (Page1D-18)".

Piston and Related Parts Inspection

Refer to "Engine Top Side Disassembly (Page1D-16)".
Piston Diameter
Measure the piston diameter using the micrometer at 15
mm (0.6 in) from the skirt end. If the piston diameter is
less than the service limit, replace the piston.
Special tool
(A): 09900–20204 (Micrometer (75 – 100 mm))
Piston diameter
Service limit: 80.880 mm (3.1842 in)
Engine Mechanical: 1D-35
"B"
"C"
I705H1140172-03
"C": 2nd ring and lower side rail
B705H11406056
15 mm (0.6 in)
I705H1140173-02
(A)
I649G1140262-02