Connecting Rod Oil Clearance Inspection - Yamaha EF2800i Service Manual

PISTON, CONNECTING ROD, CRANKSHAFT AND
CRANKCASE
2. Inspect:
• Crankshaft gear 1
Wear/damage → Replace.
SVU3680
3. Measure:
• Crank pin outside diameter a
Wear/damage → Replace.
Use a micrometer.
Out of specification → Replace.
Crank pin outside diameter:
Wear limit:
SVU3690
CONNECTING ROD OIL CLEARANCE
INSPECTION
NOTE:
Measure the oil clearance if replacing the
crankshaft or connecting rod.
1. Place a piece of Plastigauge 1 on the
crank pin horizontally.
NOTE:
Clean off oil from all parts thoroughly.
2. Install:
SVU3700
• Connecting rod 1
• Connecting rod cap 2
NOTE:
Tighten the cap bolts so that the crankshaft
does not move while the oil clearance is being
measured.
Connecting rod cap bolt:
SVU3710
3-35
ENG
28.0 mm (1.102 in)
27.9 mm (1.098 in)
12 Nm (1.2 m · kg, 8.7 ft · lb)