Nanni N4.40 User Manual

ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S82
(2) Timing Gears
Timing Gear Backlash
1. Set a dial indicator (lever type) with its point on the gear tooth.
2. Hold the mating gear and move the gear to measure the
backlash.
3. If the backlash is more than the allowable limit, measure the oil
clearance in the journal part of each shaft.
4. If the oil clearance is correct, replace the gear.
For balancer model only
For side PTO model only
M00000003ENS0119US1
Backlash between idle
gear and crank gear
Factory spec.
0.04150 to 0.1122 mm
0.001634 to 0.004417 in.
Allowable limit
0.15 mm
0.0059 in.
Backlash between idle
gear and cam gear
Factory spec.
0.04150 to 0.1154 mm
0.001634 to 0.004543 in.
Allowable limit
0.15 mm
0.0059 in.
Backlash between idle
gear and injection pump
gear
Factory spec.
0.04150 to 0.1154 mm
0.001634 to 0.004543 in.
Allowable limit
0.15 mm
0.0059 in.
Backlash between crank
gear and oil pump gear
Factory spec.
0.04150 to 0.1090 mm
0.001634 to 0.004291 in.
Allowable limit
0.15 mm
0.0059 in.
Backlash between idle
gear and balancer gear
(Intake side)
Factory spec.
0.03500 to 0.1160 mm
0.001378 to 0.004566 in.
Allowable limit
0.15 mm
0.0059 in.
Backlash between cam
gear and balancer gear
(Exhaust side)
Factory spec.
0.03500 to 0.1160 mm
0.001378 to 0.004566 in.
Allowable limit
0.15 mm
0.0059 in.
Backlash between crank
gear and idle gear 2
Factory spec.
0.04150 to 0.1154 mm
0.001634 to 0.004543 in.
Allowable limit
0.15 mm
0.0059 in.
Backlash between idle
gear 2 and hydraulic
pump drive gear
Factory spec.
0.03080 to 0.1062 mm
0.001213 to 0.004181 in.
Allowable limit
0.15 mm
0.0059 in.
KiSC issued 06, 2009 A

Nanni N4.40 Specifications

General

Brand	Nanni
Model	N4.40
Category	Engine
Language	English