Isuzu NHR 4J Series, Workshop Manual

Page: 104 / 406

GENERAL ENGINE MECHANICAL 6A – 37
12. Main Bearing Cap
• Apply the recommended liquid gasket or its equivalent
to the No. 5 crankshaft bearing cap
!
as shown in the
illustration.
• Install the arch gasket
"
to the No. 5 bearing cap.
Use your fingers to push the arch gasket into the
bearing cap groove.
NOTE:
Be sure that the bearing cap fitting surface is
completely free of oil before applying the liquid
gasket.
Do not allow the liquid gasket to obstruct the cylinder
thread holes and bearings.
• Install the bearing caps with the bearing cap head
arrow mark facing the front of the engine.
• Apply engine oil to the crankshaft bearing cap bolts.
• Tighten the crankshaft bearing cap bolts to the
specified torque a little at a time in the sequence
shown in the illustration.
N ∙ m (kg ∙ m/lb ∙ ft)
167 (17.0/123)
NOTE:
Check to see that the crankshaft turns smoothly by
rotating it manually.
6A-37-1.tif
6A-37-2.tif
6A-37-3.tif