Isuzu NHR 4J Series Workshop Manual page 235

6A1 – 100 4JB1/4JB1T/4JB1TC/4JG2 - ENGINE
2. Radiator Assembly
1) Remove the radiator hose upper and lower.
2) Remove the reservoir tank hose
3) Remove the cushion rubbers on both sides.
4) Remove the radiator stay.
6A1-100-1.tif
3. Intake Air Duct
4. Heater Hose
5. Engine Control Cable
• Loosen the locking nut at the bracket and disconnect
accelerator cable from injection pump control lever.
6. Glow Plug Harness
7. Fuel Hose
• Remove the fuel inlet hose and fuel return hose.
8. Oil Pressure Switch Harness
6A1-100-2.tif
9. A/C Compressor Assembly
• Loosen the idler pulley lock nut.
• Loosen the adjust bolt then remove the drive belt.
6A1-100-3.tif
• Disconnect magnetic clutch harness connector.
• Remove the A/C compressor fixing bolts and
temporally tighten the A/C compressor to chassis
frame side use the wire.
6A1-100-4.tif