Nanni 5.280HE Workshop Manual page 79

03-M Series, WSM
Camshaft and Balancer Shaft (For Balancer Model)
1. Remove the camshaft set screws and draw out the camshaft (1).
2. Remove the balancer shaft 1 (2) set bolts and draw out the
balancer shaft 1 (2).
3. Remove the balancer shaft 2 (3) set bolts and draw out the
balancer shaft 2 (3).
(When reassembling)
• When install the balancer shaft 1 (2) and 2 (3), be sure to place
the 1st and 4th cylinders piston at the top dead center in
compression then, align all mating marks on each gear to
assemble the timing gears, set the idle gear last.
Camshaft set screw
Tightening torque
Balancer shaft set bolt
(1) Camshaft
(2) Balancer Shaft 1
Fuel Camshaft and Fork Lever Assembly
1. Remove the fuel feed pump.
2. Detach the fuel camshaft stopper (1).
3. Remove the three fork lever holder mounting screws (2).
4. Draw out the fuel camshaft assembly (5), (6) and fork lever
assembly (3), (4), (7) at the same time.
(When reassembling)
• After installation, check to see that the fork lever 1 (3) and 2 (4)
are fixed to the fork lever shaft, and that they can turn smoothly
in the holder (7).
(1) Fuel Camshaft Stopper
(2) Fork Lever Holder Mounting Screws
(3) Fork Lever 1
(4) Fork Lever 2
Oil Pump
1. Remove the nut.
2. Draw out the oil pump drive gear (1) with gear puller (2).
3. Remove the four oil pump mounting screws. Detach the oil pump
(3).
(1) Oil Pump Drive Gear
(2) Gear Puller
S-62
DIESEL ENGINE
23.5 to 27.5 N·m
2.4 to 2.8 kgf·m
17.4 to 20.3 ft-lbs
23.5 to 27.5 N·m
2.4 to 2.8 kgf·m
17.4 to 20.3 ft-lbs
(3) Balancer Shaft 2
W1099079
(5) Injection Pump Gear
(6) Fuel Camshaft
(7) Fork Lever Holder
W1025309
(3) Oil Pump
W1025581
KiSC issued 08, 2012 A