Nanni N4.40 User Manual

ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S83
Side Clearance of Idle Gear
1. Set a dial indicator with its point on the idle gear.
2. Move the idle gear to the front and rear to measure the side
clearance.
3. If the measurement is more than the allowable limit, replace the
idle gear collar.
M00000003ENS0120US1
Side Clearance of Camshaft
1. Set a dial indicator with its point on the camshaft.
2. Move the cam gear to the front and rear to measure the side
clearance.
3. If the measurement is more than the allowable limit, replace the
camshaft stopper.
M00000003ENS0121US1
Camshaft Bend
1. Hold the 2 end journals of camshaft with V blocks on the surface
plate.
2. Set a dial indicator with its point on the middle journal.
3. Turn the camshaft slowly and read the variation on the indicator.
4. If the measurement is more than the allowable limit, replace the
camshaft.
M00000003ENS0122US1
Side clearance of idle
gear
Factory spec.
0.12 to 0.48 mm
0.0048 to 0.018 in.
Allowable limit
0.9 mm
0.04 in.
Side clearance of
camshaft
Factory spec.
0.070 to 0.22 mm
0.0028 to 0.0086 in.
Allowable limit
0.30 mm
0.012 in.
Camshaft bend Allowable limit
0.01 mm
0.0004 in.
KiSC issued 06, 2009 A

Nanni N4.40 Specifications

General

Brand	Nanni
Model	N4.40
Category	Engine
Language	English