Separation And Connection Of Track Shoe Assembly - Komatsu PC200-8M0 Shop Manual

SEN06145-00
Separation and connection of
track shoe assembly
Special tools
Part number
791-630-3000 Remover and installer
Cylinder
790-101-1300
R
(980 kN {100 ton})
790-101-1102 Pump
Separation
1. Turn the upper structure by 90
2. Loosen lubricator (1) to decrease the track
shoe tension.
k
Since the internal pressure of the
adjustment cylinder is very high, do not
loosen the lubricator more than one
turn. If the grease does not come out
sufficiently, start the engine and move
the machine backward and forward.
3. Position master pin (2).
1) Lift tracks (3) by stretching the work equip-
ment against ground.
2) Move master pin (2) to a position above
the idler where it can be removed easily.
3) Relieve the extended work equipment,
and lower the machine.
14
50-400
1
Part name
t 1
t 1
t 1
°
.
[*1]
400 Undercarriage and frame

Separation and connection of track shoe assembly

4. Remove track shoes (5) on the right and left
sides of master pin (2) of track (3).
a Loosen the four bolts by one to two turns
respectively and check that they rotate
lightly, and then pull them out.
a If a bolt does not turn smoothly and it is
unscrewed forcibly, the threads of itself
and the link may be damaged.
5. Using tool R, remove master pin (2).
a Press out master pin (2) with guide pin [1].
PC200, 200LC, 220, 220LC-8M0
[*2]
[*3]