Nanni N4.40 User Manual

ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S53
Valves
1. Remove the valve caps (3).
2. Push the valve spring retainer with the valve spring replacer (1)
and remove the valve spring collets (4).
3. Remove the valve spring retainer (5) and valve spring (6).
4. Remove the valve (7).
(When reassembling)
• Clean the valve stem and the valve guide hole, and apply
engine oil sufficiently.
• After you install the valve spring collets (4), lightly tap the stem
tip to attach it correctly with the plastic hammer.
IMPORTANT
• Do not change the combination of valve and valve guide.
M00000003ENS0075US1
Thermostat Assembly
1. Remove the thermostat cover mounting screws, and remove
the thermostat cover (1).
2. Remove the thermostat assembly (3).
(When reassembling)
• Replace the thermostat cover gasket (2) with a new one.
• Apply a liquid gasket (Three Bond 1215 or equivalent) to the
water flange 1 (4) and flange 2 (5).
M00000003ENS0076US1
Water Pump Assembly (If Necessary)
1. Remove the water pump assembly (1) from the gear case.
(When reassembling)
• Replace the gasket (2) with a new one.
M00000003ENS0077US1
(1) Valve Spring Replacer
(2) Valve Stem Seal
(3) Valve Cap
(4) Valve Spring Collet
(5) Valve Spring Retainer
(6) Valve Spring
(7) Valve
(1) Thermostat Cover
(2) Thermostat Cover Gasket
(3) Thermostat Assembly
(4) Water Flange 1
(5) Water Flange 2
(1) Water Pump Assembly (2) Gasket
KiSC issued 06, 2009 A

Nanni N4.40 Specifications

General

Brand	Nanni
Model	N4.40
Category	Engine
Language	English