Removal And Installation Of Swing Circle Assembly - Komatsu PC200-8M0 Shop Manual

SEN06144-00
Removal and installation of swing
circle assembly
Removal
1. Disassemble the revolving frame assembly
referring to the section "Removal and installa-
tion of revolving frame assembly".
2. Sling swing circle assembly (1) at three points
and remove the mounting bolt to remove the
assembly.
4
Swing circle assembly: 270 kg
34
50-300

Removal and installation of swing circle assembly

Installation
q Installation is done in the reverse order of
1
removal.
[*1]
a Let the soft zone position S mark of an inner
race: (a) and the soft zone position S mark of
an outer race: (b) to be right side of the body
as mentioned below and install it to the track
frame.
2
Amount of filled grease:
[*1] Grease (G2-LI) :
14.6 l (PC200, 200LC-8M0)
15.8 l (PC220, 220LC-8M0)
2
Swing circle mounting bolt threaded portion:
q In case of torque tightening:
3
Swing circle mounting bolt:
588 – 677 Nm {60 – 69 kgm}
(PC200/200LC-8M0)
716 – 814 Nm {73 – 83 kgm}
(PC220/220LC-8M0
In case of angle tightening:
q
a For PC200-8M0
3
Swing circle mounting bolt:
1) Initial torque:
2) After that, rotate the bolt 48 ± 5°.
300 Power train
Adhesive compound (LT-2)
191.3 ± 19.6 Nm {19.5 ± 2 kgm}
PC200, 200LC, 220, 220LC-8M0