OPERATION & MAINTENANCE MANUAL SWE18UF
102
8.4 HYDRAULIC COMPONENT
No.
Component
No.
Component
1
Diesel engine
13
Air filter element--- vent port
2
Gear pump
14
Oil tank
3
Pilot oil filter element
15
Main valve block
4
Pilot safety solenoid valve
16
Center swivel joint
5
Pilot dual-speed solenoid valve
17
Travel drive part
6
Main valve----travel operation
18
Dozer cylinder
7
Right handle(Pilot valve)——boom bucket
19
Swing motor
8
Left handle (Pilot valve)——arm + swing
20
Boom deflection cylinder
9
Selector valve——dozer blade + track
extension & retraction
21
Auxiliary device pipe
10
Dual valve----boom deflection
22
Arm cylinder
11
Oil cooler
23
Boom cylinder
12
Oil return filter element
24
Bucket cylinder