Removal And Installation Of Track Shoe Assembly - Komatsu Galeo PC800-8 Shop Manual

SEN01056-01
Undercarriage and frame
Removal and installation of track
shoe assembly
Special tools
Part number
Remover, installer t 1
791-680-9501
Cylinder (1,471
790-101-4300
kN {150 ton})
1
M Puller
790-101-4200
(294 kN {30 ton})
790-101-1102 Pump
2 790-331-1100 Wrench
Removal
1. Positioning master pin
a Move the master pin so that it is midway
between the idler and the carrier roller.
The track shoe is opened to the rear, so
be sure that there is enough space.
2. Loosen track shoe tension.
k
Never loosen lubricator (1) more than
one turn.
a If the track tension is not relieved even
when the lubricator is loosened, move the
machine backwards and forwards.
2
Part name
t 1
t 1
t 1
t 1
3. Using tool M, pull out master pin.
1
4. Fit block or hydraulic jack [1] (10 ton) under shoe
at idler end, then remove guide pin [2].
[*1]
5. Raise tip of track shoe with crane, and move
machine slowly to rear to open track shoe
assembly (3).
50 Disassembly and assembly
PC800, 850-8
1
[*2]