Installation - Isuzu AA-6HK1T Workshop Manual

Installation

1. Install the new cylinder head gasket.
• Clean the cylinder block surface and remove
sealant residue.
• Apply ThreeBond No. 1207C or equivalent to the
cylinder block and the timing gearcase fitting faces.
The sealant must be 2.0 mm (0.08 in) thick and 3.0
mm (0.12 in.) wide.
The sealant must not obstruct the cylinder oil port.
• Install the new cylinder head gasket to the cylinder
block.
2. Install the cylinder head assembly over the locating
dowel pins.
• Carefully place the cylinder head on the cylinder
head gasket.
• Apply molybdeum disulfide grease to the cylinder
head bolts (M14) threads and setting faces.
• Apply engine oil to the cylinder head bolts (M10)
(Number (1) to (26)) threads and setting faces.
• Tighten the M14 cylinder head bolts in three steps
using the angular tightening method.
Follow the tightening order shown in the
illustration.
• Tighten the M10 (Number (27) to (28)) cylinder
head bolts to the specified torque.
NOTE: Cylinder head bolts can be reused 6 times before
replacement.
Replace if any doubt exists.
M14 bolt
Torque:
1st step 98 N·m (10 kgm/72 lbft)
2nd step 147 N·m (15 kgm/108 lbft)
3rd step 30 – 60 deg.
M10 bolt
Torque: 38 N·m (3.9 kgm/28 lbft)
NOTE: Cover the timing gear hole with a clear cloth to
prevent the entry of foreign material.
012MV001
26 22 18 14 10 6
25 21 17 13
011EY00024
ENGINE MECHANICAL
2 3 7 11 15 19 23 27
9 5 1 4 8 12 16 20 24 28
6A–41
M10
Bolt
011EY00065