2004 ISUZU TF SERIES Workshop Manual

Page 2481 of 4264

ISUZU TF SERIES 2004  Workshop Manual ENGINE MECHANICAL (C24SE) 6A-61 
OPERATIONS ON OIL CIRCULATION 
  
 Cylinder Head Safety Valve 
Removal 
  1.  Remove cylinder head according to the corresponding 
operation. 
  2.  Make hole in core

Page 2482 of 4264

ISUZU TF SERIES 2004  Workshop Manual 6A-62 ENGINE MECHANICAL (C24SE) 
 
Installation 
  1.  Install new pressure valve into cylinder head - with 
suitable pipe until stop. 
  
   2.  Install core hole plugs into cylinder head - with suit

Page 2483 of 4264

ISUZU TF SERIES 2004  Workshop Manual ENGINE MECHANICAL (C24SE) 6A-63 
OPERATIONS ON COOLING SYSTEM 
 Caution! 
Before working with the cooling system, be sure to confirm that 
the temperature of the engine is cooled down. 
Failure to obs

Page 2484 of 4264

ISUZU TF SERIES 2004  Workshop Manual 6A-64 ENGINE MECHANICAL (C24SE) 
 Important! 
Do not loosen or open the radiator cap when coolant is hot. 
Doing so may cause hot water or steam to splash out, resulting 
in burn. When opening the rad

Page 2485 of 4264

ISUZU TF SERIES 2004  Workshop Manual ENGINE MECHANICAL (C24SE) 6A-65 
ENGINE EXTERNAL PARTS 
Radiator 
 
  
Removal 
  1.  Disconnect battery ground cable.  
  2.  Loosen a drain plug to drain EC.  
  3.  Disconnect radiator inlet hose a

Page 2486 of 4264

ISUZU TF SERIES 2004  Workshop Manual 6A-66 ENGINE MECHANICAL (C24SE) 
 
Installation 
Follow the removal procedure in the reverse order to install the 
radiator. 
 
 
   
 Thermostat 
Removal 
  1.  Remove water outlet nozzles with therm

Page 2487 of 4264

ISUZU TF SERIES 2004  Workshop Manual ENGINE MECHANICAL (C24SE) 6A-67 
  
 Coating sealing surfaces with Silicone Grease 
Installation 
  1.  Install water pump to cylinder block with new rubber O-
ring. 
  2.  Apply tension to toothed be

Page 2488 of 4264

ISUZU TF SERIES 2004  Workshop Manual 6A-68 ENGINE MECHANICAL (C24SE) 
V-belt Tension of Alternator 
  
Measure 
Measure V-belt tension of alternator. 
Permitted values for new V-belt are approx. 311-489N (31-50 
kgf).  
Note: 
V-belt to