Reassembly - Winnebago 1987-1989 LeSharo Service Manual

ENGINE OVERHAUL & REBUILD
PISTON • SLEEVE ASSEMBLIES
REASSEMBLY
• Place the piston pin bore end (X) of the
connecting rods on a 1500 watt hotplate. Ensure
that they lay squarely on the hotplate.
NOTE: DO NOT use a torch to heat rod ends.
• Place a small piece of solder on each connecting
rod end to be used as a temperature guide.
NOTE: The solder should have melting point of
approximately 250°C (480°F).
• Heat the connecting rod ends until the solder
Iiquifies.
• Insert and ensure that each replacement piston pin
rotates freely in its respective piston bore.
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• Install a replacement piston pin (E) in the
applicable size insertion mandrel and guide (D).
• Screw the mandrel and guide together so they are
snug, but not too tight. The piston pin must be
free to rotate between the mandrel and the guide.
NOTE: The diameter in mm is stamped on each
insertion mandrel and thrust collar.
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A7
C7 A7
Tool Mot. 574-07
Insertion mandrels used are marked as shown.
NOTE: Some insertion tools may be marked "23",
specifying a 23 mm bore.
83-21