Isuzu KB P190. Manual — part 901

Charging System – V6

Page 6D1-1-17

4.2

Generator Mounting Bracket

Remove

1

Remove the idler pulley bolt (7) then the idler pulley (6), Refer to 4.1 Generator.

2

Remove the bolts (1, 2, 3 ,4); five places attaching the generator mounting bracket (5) to the engine block.

3

Remove the generator mounting bracket from the vehicle.

Figure 6D1-1 6

Reinstall

Reinstallation of the generator mounting bracket and generator is the reverse of the removal procedure, noting the
following:

1

Tighten all fasteners to the correct torque specification.

2

Reinstall the generator, refer to 4.1

Generator.

Generator mounting bracket bolts ... (1) 40.0 – 60.0 Nm

Generator mounting bracket bolts ... (2) 100.0 Nm

Generator mounting bracket bolts ... (3) 40.0 – 60.0 Nm

Generator mounting bracket bolts ... (4) 40.0 – 60.0 Nm

Idler pulley bolt. . . . . . . . . (7) 58.0 Nm

Charging System – V6

Page 6D1-1-18

4.3

Drive Belt Routing

Without Air Conditioning

Ensure the drive belt ribs are correctly positioned in all pulleys and the crankshaft balancer.

N O T E

For detailed information relating to drive belt
service procedure, refer to 6A1 Engine
Mechanical.

Figure 6D1-1 7 shows the drive belt routing for the HFV6 engine without air-conditioning.

Figure 6D1-1 7

Legend

1 Water

Pump

2 Generator

3 Idler

4 Power

Steering

5 Crankshaft

6 Tensioner

Charging System – V6

Page 6D1-1-19

6 Specifications

Ground Polarity. . . . . . . . . . . . . . . . . . . . . . . . . . ...Negative

Nominal Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 12 V

Nominal Output. . . . . . . . . . . . . . . . . . . . . . . . . . . ... 120 A

Stator Phases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Stator Winding Connections. . . . . . . . . . . . . . . . . . . . . . . Delta

Voltage Regulator Setting. . . . . . . . . . . . . . . . . . . . ... 14.2 – 14.8 V

Rotor Winding Resistance @ 20

°C . . . . . . . . . . . . . . . . . . . . . 2.1 V

Slip-ring Outer Diameter. . . . . . . . . . . . . . . . . . . . . . . .22.7 mm

Slip-ring Service Limit. . . . . . . . . . . . . . . . . . . . . . . . .22.1 mm

Stator Winding Resistance @ 20

°C . . . . . . . . . . . . . . . . . . . 0.098 Ω

Brush Length New . . . . . . . . . . . . . . . . . . . . . . . . . ..18.5 mm

Minimum Brush Length. . . . . . . . . . . . . . . . . . . . . . . . .5.0 mm

Direction of Rotation (viewed from pulley) . . . . . . . . . . . . . . . . Clockwise

Charging System – V6

Page 6D1-1-20

7

Torque Wrench Specifications

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Nm

Generator Mounting Bolts (1, 2, 4) . . . . . . . . . . . . . . . ..58.0

Generator Mounting Bracket Bolts (1, 3, 4). . . . . . . . . ..40.0 – 60.0

Generator Mounting Bracket Bolts (2). . . . . . . . . . . . . . ...0.0

Battery Harness to G8 – X1 pin A Nut. . . . . . . . . . . . 5.0 – 12.0