Isuzu KB P190. Manual - part 250

6C – 36   FUEL SYSTEM 

 

4.  Set the nozzle holder to the nozzle tester and check 

first nozzle opening pressure, spray condition, seat oil 
tightness and each part for oil leaks. 

5.  When replacing the nozzle, replace the nozzle, lift 

piece, pins and spacer as a set with the nozzle service 
kit. 

CAUTION: 

Pre-lift will not be as specified if only the nozzle is 
replaced. 

 
 

040MV030.tif

FUEL SYSTEM    6C – 37 

SPECIAL TOOLS 

ILLUSTRATION 

TOOL NUMBER 

TOOL NAME 

 

5-8840-2602-0 

(J-39765) 

Remover: fuel pump retainer ring 

 

 
 

SECTION 6D 

ENGINE ELECTRICAL 

 
 

TABLE OF CONTENTS 

PAGE 

Main Data and Specifications.........................................................................................   6D -  2 

General Description ........................................................................................................   6D - 3 

Torque Specifications .....................................................................................................   6D - 5 

Generator .........................................................................................................................  6D -  7 

  Removal and Installation ............................................................................................   6D -  7 

 Disassembly ................................................................................................................  

6D -  9 

  Inspection and Repair.................................................................................................   6D - 12 

 Reassembly .................................................................................................................  

6D - 18 

Starter Motor ....................................................................................................................  6D - 22 

  Removal and Installation ............................................................................................   6D - 22 

 Disassembly ................................................................................................................  

6D - 23 

  Inspection and Repair.................................................................................................   6D - 26 

 Reassembly .................................................................................................................  

6D - 29 

Pre-heating System .........................................................................................................   6D -33 

  Inspection and Repair.................................................................................................   6D -33 

 Glow 

Relay...................................................................................................................  

6D -33 

 Glow 

Plug..................................................................................................................... 6D -33 

 EGR 

System.................................................................................................................  

6D -33 

ENGINE ELECTRICAL   6D – 1 

6D – 2  ENGINE ELECTRICAL 

 

MAIN DATA AND SPECIFICATIONS 

Description 

Item 

60A 80A 

Generator 
 Type 

 

AC generator with IC regulator and vacuum pump 

 

Hitachi LR160-503E 

Hitachi LR180-513B 

 Voltage 

V 

  Drive and rotation 
 Ground 

polarity 

12 

V-belt, clockwise viewed from the drive pulley 

Negative 

 Maximum 

output 

A 

60 

80 

  Engine speed ratio 

to 1 

1.788 

 Maximum 

speed 

rpm 

11,000 

  Weight with vacuum pump 

kg(lb) 

5.8(12.8) 

6.4(14.1) 

Vacuum Pump 
 Delivery 

volume 

cm

3

/rev 

Exhaust Characteristic 

 

 

Maximum vacuum 

 

50 

-66.7 kPa (-500 mmHg) bulid up time 21 seconds or less at 1,000 

rpm 

 

7 seconds or less at 5,000 rpm 

-90.7 kPa (-680 mmHg) or more 

Starter Motor 
 Type 

 

Solenoid controlled 

 Hitachi 

S13-555 

12 

2.3 

 

8.76 

300 

 Rated 

voltage 

V 

 Rated 

output 

kW 

 Load 

characteristics 

 Terminal 

voltage 

V 

 Load 

current 

A 

Weight kg(Ib) 

4.7 (10.4)