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Isuzu NKR 4J Series - Injection Pump Asm (4 JB1;4 JB1 T, 4 JG2 Gear Drive Type) Installation; Injection Pump Assembly (Belt Drive Type)

Isuzu NKR 4J Series
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6C - 28 ENGINE FUEL
INSTALLATION
14. Injection Pump Assembly
1. Timing gear case a camshaft timing gear side c
injection pump timing gear side check holde cover.
2. Turn the crankshaft clockwise to see the TDC mark of
the crank pulley to the pointer, and then bring the No.
1 cylinder to the TDC on the compression stroke.
3. Look in through the check hole on the crankshaft
timing gear side and check to see if the “O” mark on
the timing gear is in line with the pointer of the check
hole.
4. In the condition above with the injection pump gear
mark “O” set to the pointer of the check hole, install
the injection pump assembly.
Install the injection pump fixing bolts and tighten them
to the specified torque.
Pump Bolts Torque Nm (Kgm/lbft)
15 (1.5/11)
13. Injection Pipe
Connect the pump side and nozzle side of the pipe,
and tighten securely.
Install clip where it was.
Sleeve Nut Torque Nm (Kgm/lbft)
29 (3.0/22)
12. Injection Pump Harness
Mount engine harness and connect it to switches.
11. CSD Water Hose
Connect the water hose and tighten clip securely.
6C-27-1.tif
6C-27-2.tif
6C-27-3.tif
6C-27-4.tif

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