ENG
3-40
PISTON, CONNECTING ROD, CRANKSHAFT AND
CRANKCASE
1
a
1
1
2
CRANKSHAFT INSPECTION
1. Inspect:
9
Crankshaft sprocket
1
Crack/damage/wear
→
Replace the
crankshaft.
2. Measure:
9
Crankshaft runout limit
Use a dial gauge
Out of specification
→
Replace.
3. Measure:
9
Crank pin outside diameter
a
Use a micrometer.
Out of specification
→
Replace.
CONNECTING ROD OIL CLEARANCE
INSPECTION
TIP
Measure the oil clearance if replacing the
crankshaft or connecting rod.
1. Place a piece of Plastigauge
1
on the
crank pin horizontally.
TIP
Clean off oil from all parts thoroughly.
2. Install:
9
Connecting rod
1
9
Connecting rod cap
2
TIP
Tighten the cap bolts so that the crankshaft
does not move while the oil clearance is being
measured.
Runout limit:
0.04 mm (0.0016 in)
Crank pin outside diameter:
21.969 – 21.985 mm
(0.8649 – 0.8655 in)
Wear limit:
21.939 mm (0.8637 in)
9 Nm (0.9 m · kgf, 6.6 ft · lbf)
7DK40-03_b 6/12/09 5:50 PM Page 49
Содержание EF2000iS - Inverter Generator
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