2007 ISUZU KB P190 Workshop Repair Manual

Page 81 of 6020

ISUZU KB P190 2007  Workshop Repair Manual HEATER AND AIR CONDITIONING  1-47 
  REMOVAL AND INSTALLATION (4JJ1-TC Standard Output, 4JJ1-TC High Output, 4JK1-TC High Output) 
  
 RTW 510MF000201 
 
Removal Steps 
  1. Magnetic clutch harness co

Page 82 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 1-48  HEATER AND AIR CONDITIONING 
 Important Operations - Installation 
  
 4.  Bolt; Compressor to Bracket 
N⋅m (kgf ⋅m/lb ⋅ft)
  Torque   44 (4.5/33) 
 
 
 
3. Refrigerant Line 
N⋅m (kgf

Page 83 of 6020

ISUZU KB P190 2007  Workshop Repair Manual HEATER AND AIR CONDITIONING  1-49 
 
  REMOVAL AND INSTALLATION (C24SE) 
  
 
 
RTW 310MF000401 
 
Removal Steps 
  1. Magnetic clutch harness connector  
  2. Drive belt 
  3. Refrigerant line 
  4.

Page 84 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 1-50  HEATER AND AIR CONDITIONING 
 Important Operations - Installation 
  
 4.  Bolt; Compressor to Bracket 
N⋅m (kgf ⋅m/lb ⋅ft)
  Torque   44 (4.5/33) 
 
 
 
3. Refrigerant Line 
N⋅m (kgf

Page 85 of 6020

ISUZU KB P190 2007  Workshop Repair Manual HEATER AND AIR CONDITIONING  1-51 
  
   GENERAL REPAIR PROCEDURE 
OIL SPECIFICATION 
•
  The HFC-134a system requires a synthetic (PAG) 
compressor oil. 
•   Compressor (PAG) oil varies according

Page 86 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 1-52  HEATER AND AIR CONDITIONING 
  Checking and Adjusting for Used Compressor 
(1) Perform Oil return operation.  
  (Refer to "Oil Return Operation" in this section.) 
(2) Discharge refrigerant and

Page 87 of 6020

ISUZU KB P190 2007  Workshop Repair Manual HEATER AND AIR CONDITIONING  1-53 
  Checking and Adjusting for Compressor  
Replacement 
180 cm3 (5.07 lmp fl oz) of oil is charged in compressor 
(service parts). So it is necessary to drain the pro

Page 88 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 1-54  HEATER AND AIR CONDITIONING 
  OIL RETURN OPERATION 
There is close affinity between the oil and the refrigerant.   
During normal operation, part of the oil recirculates with the 
refrigerant i