Komatsu PC210-8, Shop Manual

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UEN00661-00 50 Disassembly and assembly
22
PC210, 230, 240-8
Disassembly and assembly of
swing motor and swing machinery
assembly
Special tools
q
Sectional view
a
A number shows the number in the text.
a
Though the drawing is for PC210/230/240-8
also operates in a similar way basically. The
different parts are indicated in the text.
Disassembly
1. Set the swing motor and the swing machinery
Assembly into block [1].
2. Oil drain
Loosen drain plug (39) and drain the oil inside
the swing machinery case. [*1]
6
Swing machinery case: Approx. 6.7
l
3. Remove drain hose (1).
4. Remove 6 pcs. of the mounting bolt and
remove the swing motor Assembly (2).
4
Swing motor Assembly: 70 kg
5. Remove No. 1 sun gear (3).
6. No.1 carrier assembly
1) Remove No. 1 carrier assembly (4).
Symbol
Part number Part name
Neces
sity
Q’
ty
N/R Sketch
F
1
796T-426-1410
(PC210/230-8)
Push tool
t
1
Q
790-201-2860
(PC210/230-8)
Push tool
t
1
2 796-426-1120 Push tool
t
1
3
796T-426-1130 Plate
t
1
Q
790-101-5421 Grip
t
1
01010-81240 Bolt
t
1