Camshaft; Camshaft And Balancer Shaft (For Balancer Model) - Nanni N4.40 Workshop Manual

03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
Idle Gear (for Balancer Model)
1. Remove the external snap ring.
2. Remove the idle gear collar.
3. Remove the idle gear (2).
(When reassembling)
• Align each gear with its mark.
– Cam gear (3) and balancer gear (4)
– Idle gear (2) and crank gear (6)
– Cam gear (3) and idle gear (2)
– Idle gear (2) and injection pump gear (1)
– Idle gear (2) and balancer gear (7)
(1) Injection Pump Gear
(2) Idle Gear
(3) Cam Gear
(4) Balancer Gear

Camshaft

1. Remove the camshaft set screws (1) and pull out the camshaft
(2).
(When reassembling)
• When you install the idle gear, align the marks on the gears.
Tightening torque Camshaft set screw
(1) Camshaft Set Screw

Camshaft and Balancer Shaft (for Balancer Model)

1. Remove the camshaft set screws and pull out the camshaft (1).
2. Remove the set bolts of the balancer shaft 1 and pull out the
balancer shaft 1 (2).
3. Remove the set bolts of the balancer shaft 2 and pull out the
balancer shaft 2 (3).
(When reassembling)
• When you install the balancer shafts (2) and (3), put the first and
fourth cylinders piston at the top dead center in compression.
Then align all the marks on each gear to assemble the timing
gears. Set the idle gear last.
Camshaft set screw
Set bolt of the balancer
Tightening torque
shaft 1
Set bolt of the balancer
shaft 2
(1) Camshaft
(2) Balancer Shaft 1
1-S62
ENGINE
(5) Oil Pump Drive Gear
(6) Crank Gear
(7) Balancer Gear
M00000003ENS0088US1
24 to 27 N·m
2.4 to 2.8 kgf·m
18 to 20 lbf·ft
(2) Camshaft
M00000003ENS0089US1
24 to 27 N·m
2.4 to 2.8 kgf·m
18 to 20 lbf·ft
24 to 27 N·m
2.4 to 2.8 kgf·m
18 to 20 lbf·ft
24 to 27 N·m
2.4 to 2.8 kgf·m
18 to 20 lbf·ft
(3) Balancer Shaft 2
M00000003ENS0090US1
KiSC issued 06, 2009 A