SUNWARD SWE18UF - Hydraulic Component

OPERATION & MAINTENANCE MANUAL SWE18UF
120
8.4 HYDRAULIC COMPONENT
No.
Component
No.
Component
1
Diesel engine
13
Air filter
element——air port
2
Gear pump
14
Oil tank
3
Pilot filter element
15
Main valve block
4
Pilot solenoid valve
16
Central swivel joint
5
Dual-speed solenoid valve
17
Travel driving part
6
Main valve---- Travel
18
Dozer cylinder
7
RH joystick(pilot valve)—-boom +
bucket
19
Swing motor
8
LH joystick (pilot valve)——arm +
swing
20
Boom swing cylinder
9
Selector valve——dozer + crawler
extension/retraction
21
Auxiliary circuit
10
Selector valve——boom
swing/hydraulic quick hitch
22
Arm cylinder
11
Oil cooler
23
Boom cylinder
12
Return filter element
24
Bucket cylinder