3208 INDUSTRIAL AND MARINE ENGINES
DISASSEMBLY AND ASSEMBLY
PISTONS
DISASSEMBLE PISTONS
15-1214
Tools Needed
A
5F9059
Ring Expander
1
start by:
a) remove pistons
1. Remove the rings from the piston with tool (A).
2. Remove snap ring (2), pin (1), and connecting
rod (3) from the piston.
ASSEMBLE PISTONS
16-1214
Tools Needed
A
B
SS2304
Piston Ring Groove Cleaner
1
5F9059
Ring Expander
1
1. Install connecting rod (1) in the piston with boss
(2) on the same side as the hole (crater) in the
top of the piston.
2. Install piston pin (3) and snap ring (4).
3. When old pistons are to be used, clean the
piston grooves with tool (A).
4. Install the spring for the oil ring. Install the oil
ring with tool (B). The gap in the ring must be
approximately 180 from the oil ring spring
connection.
5. Install the compression ring using tool (B). The
side of the ring having identification "TOP" must
be toward top of piston. The gaps in the rings
must be approximately 120 apart.
NOTE: Compression rings not having identification must
be installed with the edge having a bevel toward the top
of the piston.
end by:
a) install pistons
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