2007 ISUZU KB P190 Workshop Repair Manual

Page 1345 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6F – 12   EXHAUST SYSTEM 
EGR COOLER (4JA1TC/4JH1TC EURO-III MODEL) 
  REMOVAL AND INSTALLATION 
   
 
 
 
RTW 46EMF000201 
 
Removal Steps 
 1. Bolt 
 2. Gasket  
  3. Bolt 
  4. Gasket 
 5. Bolt

Page 1346 of 6020

ISUZU KB P190 2007  Workshop Repair Manual EXHAUST SYSTEM   6F – 13 
 
   
 
 
 
RTW 46EMF000901 
 
Installation steps 
 1. EGR Cooler Adapter 
 2. Gasket  
  3. EGR Cooler Assembly 
  4. Gasket 
 5. Bolt 
  6. EGR Pipe Assembly 
  7. Bolt

Page 1347 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6F – 14   EXHAUST SYSTEM 
 
  
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Installation 
1.  EGR Cooler Adapter 
2. Gasket 
3.  EGR Cooler Assembly 
4. Bolt 
  Tighten the bolts to the specif

Page 1348 of 6020

ISUZU KB P190 2007  Workshop Repair Manual EXHAUST SYSTEM   6F – 15 
TURBOCHARGER 
MAIN DATA AND SPECIFICATIONS 
 Engine 4JA1T(L) 4JA1TC 4JH1TC 
Model  IHI RHF4H  IHI RHF4H  IHI RHF5 
Turbine type  Mixed type 
Compressor type Backword & rake

Page 1349 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6F – 16   EXHAUST SYSTEM 
GENERAL DESCRIPTION 
  
  
036LV002 
  
The turbocharger internal mechanism consists of the turbine wheel, the compressor wheel, and the radial bearings.  
These parts are

Page 1350 of 6020

ISUZU KB P190 2007  Workshop Repair Manual EXHAUST SYSTEM   6F – 17 
 
  INSPECTION AND REPAIR 
Make the necessary adjustments, repairs, and part replacements if excessive wear or damage is discovered during  
inspection.

Page 1351 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6F – 18   EXHAUST SYSTEM 
 
Wheel Shaft End Play 
Use a dial indicator to measure the wheel shaft end play.  
Apply a force of 1.2 kg (2.6 lb/11.8N) alternately to the 
compressor wheel end and the

Page 1352 of 6020

ISUZU KB P190 2007  Workshop Repair Manual EXHAUST SYSTEM   6F – 19 
 
SPECIAL TOOLS 
ILLUSTRATION  TOOL NUMBER TOOL NAME 
  
901RX00143 5-8840-0075-0 Pressure 
Gauge 
 
 
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ISUZU KB P190 2007