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Nanni N4.40 User Manual

Nanni N4.40
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ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S69
(6) Flywheel and Crankshaft
Flywheel
1. Attach the stopper to the flywheel (1).
2. Remove 2 flywheel screws (2).
3. Put the 2 flywheel guide screws (3) in the holes.
4. Remove all the flywheel screws (2).
5. Remove the flywheel (1) slowly along the flywheel guide screws
(3).
(When reassembling)
Put in 2 flywheel guide screws (3).
Examine that there are no metal particles that remain on the
flywheel mounting surfaces.
Apply engine oil to the threads and the flange seat face of the
flywheel screw. Then attach the screw.
M00000003ENS0099US1
Bearing Case Cover
1. Remove the mounting screws of the bearing case cover. First,
remove inner screws (5) and then external screws (3).
2. Remove the bearing case cover (6).
IMPORTANT
The length of inner screws (5) and external screws (3) are
different. Make sure that you use the correct one at the
correct position.
(When reassembling)
Attach the bearing case gasket (1) and the bearing case cover
gasket (2) in the correct directions.
Put the casting mark "UP" of the bearing case cover (6)
upward, then install the bearing case cover.
Apply a thin layer of engine oil to the oil seal.
Then install the oil seal not to come off the lip.
Tighten the mounting screws of the bearing case cover with an
equal force on the diagonal line.
M00000003ENS0100US1
Tightening torque Flywheel screw
98.1 to 107 N·m
10.0 to 11.0 kgf·m
72.4 to 79.5 lbf·ft
(1) Flywheel
(2) Flywheel Screw
(3) Flywheel Guide Screws
Tightening torque
Mounting screw of bearing
case cover
24 to 27 N·m
2.4 to 2.8 kgf·m
18 to 20 lbf·ft
(1) Bearing Case Gasket
(2) Bearing Case Cover Gasket
(3) Mounting Screw of Bearing Case
Cover
(4) Oil Seal
(5) Mounting Screw of Bearing Case
Cover
(6) Bearing Case Cover
(a) Upside
KiSC issued 06, 2009 A

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Nanni N4.40 Specifications

General IconGeneral
BrandNanni
ModelN4.40
CategoryEngine
LanguageEnglish

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