Removal And Installation Of Swing Circle Assembly - Komatsu Galeo PC800-8 Shop Manual

SEN01055-01
Removal and installation of swing
circle assembly
Removal
1. Remove revolving frame assembly.
For details, see "Removal and installation of
revolving frame assembly".
2. Remove grease tubes (1).
3. Remove mounting bolts (2).
4. Pass round bar through revolving frame mount-
ing bolt holes, fit wire, then lift off swing circle
assembly (3).
4
Swing circle assembly: 1,263 kg
5. Remove seal (4).
20
Installation
1
Carry out installation in the reverse order to
q
removal.
[*1]
2
Mounting bolt: Thread tightener (LT-2)
3
Mounting bolt:
[*2]
[*1]
2
Swing circle mounting surface:
a Amount of grease (G2-LI) in oil bath:
a Coat inside teeth with grease (G2-LI).
a Apply about 10 l of grease (G2-LI) to the inter-
nal tooth.
a Install so that the inner race soft zone is facing
the left side of the chassis.
[*2]
50 Disassembly and assembly
1,715 ± 195 Nm {175 ± 20 kgm}
Gasket sealant (LG-6)
Approx. 65 l
Approx. 10 l
PC800, 850-8