Reassembly; Piston To Conrod - BRP Johnson 4HP Service Manual

REASSEMBLY

Reassembly is reverse order of disassembly with special
attention to the following steps.
•
If the original components are not replaced, each pis-
ton, piston pin and conrod is to be assembled and
installed in the original order and position.
•
Do not re-use the gasket, the oil seal, the O-ring and
the circlip once removed. Always use new parts.

Piston to Conrod

1. Apply engine oil to the piston pin 1, the piston pin bore
and the conrod 3.
2. Fit the conrod to the piston 1 as shown in the figure and
insert the piston pin through the piston and the conrod.
3. Install the piston pin circlips 4.
NOTE:
•
Make sure that the conrod is installed in the direction
shown in the figure.
•
Install the circlips with a gap facing either up or down as
shown in the figure.
POWERHEAD
REASSEMBLY
1. Up mark "O"
2. Arrow mark
3. Oil hole
4. Circlip
or
6-33