Yanmar YM276 Service Manual page 126

Crankshaft. Main Bearings, and Flywheel
20-1 5-3
CHEKING CRANKSHAFT END PLAY
-
Use the following procedure t o check crankshaft end play before
removing crankshaft.
1. Place a dial gauge on crankshaft pulley.
2. Pry between the pulley and timing gear cover t o find end play.
3. Compare reading taken t o the following specifications.
CRANKSHAFT END PLAY SPECIFICATIONS
Maximum Acceptable
0.33mm 10.013
in.]
Use care not to distort the timing gear mver or pulley when
p w w .
BEFORE REMOVING
To inspect and repair the followings, engine must be removed
from the tractor. See "Engine Removal" on page 10-20-7.
"Cylinder head Removal" on page 20-05-6 and "Piston Removal"
on page 20-1 0-3.
1.
Crankshaft
2. Intermediate main bearings
3. Rear oil seal
4. Rear main bearing
5. Flywheel and Pilot bushing
To inspect and repair the followings, engine do not have t o be
removed from the tractor.
1. Front oil seal
2. Front main bearing
SME2760/1183W YM276and 276D
Kinornoto, Prinred in
Japan