Isuzu AA-6HK1T User Manual

ENGINE LUBRICATION 6G–7
6. Use an inside and outside micrometer to measure
the interference between the oil pump drive gear
inside diameter and drive gear shaft outside
diameter.
Drive Gear and drive Gear Shaft Interference
(Reference)
Standard: 0.015 – 0.044 mm (0.0006 – 0.0017 in)
Reassembly
1. Install the drive gear and oil pump drive gear.
1. Apply engine oil to the drive gear shaft.
2. Install the oil pump drive gear to the drive gear
shaft.
The gear hub large side must be facing the
outside.
3. Use the bench press to press the drive gear onto
the drive gear shaft.
2. Install the oil relief valve.
3. Install the cotter pin.
4. Install the driven gear and shaft.
1. Apply engine oil to the driven gear and shaft.
2. Install the driven gear and shaft to the oil pump
body.
051EY00016
051EY00013
051EY00014

Isuzu AA-6HK1T Specifications

General

Engine Model	AA-6HK1T
Engine Type	Diesel
Cylinder Arrangement	Inline 6
Compression Ratio	17.5:1
Turbocharger	Yes
Intercooler	Yes
Displacement	7.79 L
Max Torque	706 Nm @ 1500 rpm
Fuel System	Direct Injection