Komatsu SDA6D140E-3 User Manual

11-42
140-3 SERIES
STRUCTURE AND FUNCTION, MAINTENANCE STANDARD VALVE SYSTEM
VALVE SYSTEM
★ The shape may differ according to the machine
model.
1.
Cam gear (No. of teeth: 48)
13.
Crosshead adjustment screw
2.
Thrust plate
14.
Locknut
3.
Camshaft
15.
Crosshead
4.
Cam roller
16.
Valve retainer
5.
Cam roller pin
17.
Valve spring (outer)
6.
Cam follower shaft
18.
Valve spring (inner)
7.
Cam follower
19.
Intake valve
8.
Push rod
20.
Valve guide
9.
Rocker arm shaft
21.
Spring seat
10.
Locknut
22.
Exhaust valve
11.
Rocker arm adjustment screw
12.
Rocker arm
A.
Lubrication oil inlet

Komatsu SDA6D140E-3 Specifications

General

Brand	Komatsu
Model	SDA6D140E-3
Category	Engine
Language	English