Cylinder Head And Valves; Injection Pipes - Nanni N4.40 Workshop Manual

03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM

(3) Cylinder Head and Valves

Cylinder Head Cover
1. Remove the lead (4).
2. Remove the breather hose (1).
3. Remove the head cover screws (3).
4. Remove the cylinder head cover (2).
(When reassembling)
• Make sure that the cylinder head cover gasket (5) is not
defective.
Tightening torque Cylinder head cover screw
(1) Breather Hose
(2) Cylinder Head Cover
(3) Head Cover Screw
(4) Lead

Injection Pipes

1. Loosen the screws on the pipe clamps (2).
2. Remove the injection pipes (1).
(When reassembling)
• Blow out dust in the pipes.
Injection
pipe
Tightening torque
retaining
nut
(1) Injection Pipe
1-S48
6.87 to 11.2 N·m
0.700 to 1.15 kgf·m
5.07 to 8.31 lbf·ft
(5) Cylinder Head Cover Gasket
(6) Breather Valve
(7) Plate
M00000003ENS0067US1
D1503-M,
D1703-M,
D1803-M,
V2003-M,
V2203-M,
25 to 34 N·m
V2403-M,
2.5 to 3.5 kgf·m
V2403-M-T,
18 to 25 lbf·ft
D1703-M-BG,
V2003-M-BG,
V2003-M-T-BG,
V2203-M-BG,
V2403-M-BG
D1803-M-DI, 15 to 24 N·m
V2403-M-DI, 1.5 to 2.5 kgf·m
V2403-M-DI-T 11 to 18 lbf·ft
(2) Pipe Clamp
M00000003ENS0068US1
ENGINE
KiSC issued 06, 2009 A