11
10
9
8
7
6
5
4
3
2
(1) Bucket
(2) Bucket Link
(3) Arm Link
(4) Tooth
(5) Bucket Cylinder
(6) Arm
(7) Track Shoe
(8) Boom Cylinder
(9) Boom
(10) Arm Cylinder
(11) Boom Swing Cylinder
OPERATION
2-1 NOMENCLATURE
15
14
13
12
1
32
(12) Fuel Tank
(13) Muffler
(14) Engine
(15) Radiator and Oil Cooler
(16) TOPS Canopy
(17) Air Cleaner
(18) Return Filter
(19) Battery
(20) Hydraulic Tank
(21) Hydraulic Pump
(22) Travel Drive (with motor)
28
29
31 30
(23) Rotary Joint
(24) Guide Plate
(25) Control Valve
(26) Track Roller
(27) Swing Drive (with motor)
(28) Swing Bearing
(29) Track Adjuster
(30) Front Idler
(31) Blade Cylinder
(32) Blade
2 – 1
16
17
18
19
20
21
22
23
24
25
26
27