Isuzu KB P190. Manual - part 800

 

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Isuzu KB P190. Manual - part 800

 

 

Engine Cooling – V6 Engine 

 

Page 6B1–65 

 

E n g i n e   C o o l i n g   F a n    

 

 

 

Rotational Speed (with 13 

±  0.26 volts negative polarity duty signal applied) 

 
 

– Stage 1 (25% Duty) .....................   1,100 

± 110 rpm 

(3 

± 0.3A) 

 

– Stage 2 (25% Duty) .....................   1,600 

± 160 rpm 

(7 

± 0.7A) 

 

– Stage 3 (25% Duty) .....................   2,100 

± 210 rpm 

(15 

± 1.5A) 

 

– Stage 4 (25% Duty) .....................   2,400 

± 240 rpm 

 (22 

± 2.2A) 

 

 

Number of Blades ...................................................................................................................5 

Fan – Design ................................................................. Asymmetrical spaced, curved blades 

Material ...................................................................................Nylon Glass, Mineral reinforced 

Diameter ......................................................................................................................500 mm 

Fan Motor – Type ..................................................................................................... Brushless 

Fan Motor – Power ......................................................................................................... 400W 

Fan Motor – Input signal ................................................................................................ 100Hz 

 Housing ..........................................................Semi-sealed, zinc-coated steel with drain hole 

Direction of Rotation .....................................Counter clockwise (as viewed from drivers seat) 

Engine Cooling – V6 Engine 

 

Page 6B1–66 

 

Torque Wrench Specifications 

 

N.m 

Coolant Outlet housing to Engine Outlet Attaching Bolts............................... 10 

Coolant Pump to Front Cover Attaching Bolts ............................................... 10 

Coolant Pump Pulley Attaching Bolts ............................................................ 12 

Coolant Inlet Pipe to Thermostat Housing Attaching Bolt .............................. 23 

Fan Motor Assembly to Shroud Attaching Screws .......................................... 5 

Heater Pipe Assembly to Thermostat Housing Attaching Bolts ..................... 10 

Heater Pipe Assembly to Cylinder Head Attaching Bolt ................................ 35 

Thermostat Housing to Engine Block Attaching Bolts.................................... 10 

Rear Engine Harness .................................................................................... 15 

Engine Harness Ground Terminal ................................................................. 12 

Coolant Inlet Pipe To Engine Block Bolt ........................................................ 25 

Transmission Cooler Lines Bracket  .............................................................. 23 

 

Engine Cooling – V6 Engine 

 

Page 6B1–67 

 

7 Special 

Tools 

Tool number 

Illustration 

Description 

Classification 

AU505 

 

Coolant Tester 

Used for testing the coolant 
concentration level. 

Previously released. 

Mandatory 

AU525 

 

Quick Connect Release Tool 

Used to release the quick connect 
fittings on automatic transmission fluid 
cooler lines at the radiator end, when 
fitted. 

Previously released. 

Mandatory 

BT3373–F 

 

Belt Tension Gauge 

Used when checking drive and 
accessory belt tension and 
adjustments. 

Previously released. 

Desirable 

J 26568 

Refractometer 

Used for testing coolant concentration 
level. 

Previously released, as AU 435. 

Mandatory 

J28431–B 

Fluid Dye 

Available in 24 x 1-ounce bottles. 
Used in conjunction with a black light 
such as J42220 to locate the source 
of various fluid leaks. 

Previously released. 

Desirable 

J42220 

Black Light, Leak Detection Lamp 

Used with dye, J28431–B to locate the 
source of various vehicle fluid leaks. 

Previously released. 

Desirable 

N/A 

Cooling System Pressure Tester 

Previously released. 

Commercially available. 

Mandatory 

 

Fuel System – V6 

Page 6C – 1 

 

6C 

Fuel System – V6 

A T T E N T I O N  

Before performing any service operation or other procedure described in this Section, refer to 1.1 WARNING, 
CAUTION and NOTES for correct workshop practices with regard to safety and/or property damage. 

1

 

General Information ...............................................................................................................................3

 

Description ............................................................................................................................................................. 3

 

Service Precautions............................................................................................................................................... 3

 

1.1

 

WARNING, CAUTION and NOTES ........................................................................................................................ 4

 

Definition of WARNING, CAUTION and NOTE Statements................................................................................. 4

 

WARNING defined ............................................................................................................................................. 4

 

CAUTION defined .............................................................................................................................................. 4

 

NOTE defined..................................................................................................................................................... 4

 

2

 

System Components..............................................................................................................................5

 

Fuel System............................................................................................................................................................ 5

 

Description ......................................................................................................................................................... 5

 

Fuel Pump............................................................................................................................................................... 6

 

Single Turbine Fuel Pump.................................................................................................................................. 6

 

Fuel Flow ................................................................................................................................................................ 7

 

3

 

System Checks .......................................................................................................................................8

 

3.1

 

Fuel Pump Flow Test ............................................................................................................................................. 8

 

3.2

 

Fuel Pressure Test................................................................................................................................................. 8

 

Gauge Installation.................................................................................................................................................. 8

 

Test ......................................................................................................................................................................... 9

 

Removal .................................................................................................................................................................. 9

 

3.3

 

Fuel Leak Test ...................................................................................................................................................... 10

 

3.4

 

Fuel System Depressurisation............................................................................................................................ 11

 

Repressurise ........................................................................................................................................................ 12

 

4

 

Service Operations...............................................................................................................................13

 

4.1

 

Fuel Lines And Quick Connect Fittings ............................................................................................................. 13

 

Description ........................................................................................................................................................... 13

 

Leak Test and Inspection .................................................................................................................................... 13

 

Removal ................................................................................................................................................................ 14

 

Reinstall ................................................................................................................................................................ 15

 

4.2

 

Fuel Filter.............................................................................................................................................................. 15

 

Removal ................................................................................................................................................................ 15

 

Inspection ............................................................................................................................................................. 16

 

Reinstallation ....................................................................................................................................................... 16

 

4.3

 

Fuel Tank and Pump Assembly .......................................................................................................................... 17

 

4.4

 

Fuel Tank Assembly ............................................................................................................................................ 18

 

Remove ................................................................................................................................................................. 19

 

Reinstall ................................................................................................................................................................ 22

 

4.5

 

Modular Fuel Pump and Sender Assembly ....................................................................................................... 23

 

Remove ................................................................................................................................................................. 23

 

Fuel Level Sender Assembly .............................................................................................................................. 26

 

Test .................................................................................................................................................................. 26

 

Reinstall ................................................................................................................................................................ 26

 

 

 

 

 

 

 

 

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