Removal And Installation Of Swing Motor And Swing Machinery Assembly - Komatsu PC130-8 Shop Manual

50 Disassembly and assembly
Removal and installation of swing
motor and swing machinery
assembly
Removal
k
Park the machine on a level place and lower
the work equipment stably to the ground.
Stop the engine and set the lock lever to
locked position.
k
Release the remaining pressure from the
hydraulic circuit, referring to "Bleeding
residual pressure from hydraulic circuit" in
"Testing and adjusting."
k
Disconnect the negative (–) terminal of the
battery beforehand.
a Put tags to the disconnected hoses to pre-
vent a mistake in re-connecting them.
1. Remove lower cover (1).
2. Loosen hydraulic oil drain plug (2) and drain
the hydraulic oil.
6
Hydraulic tank: 90 l
(Specified quantity of oil): 145 l
PC130-8
3. Disconnect hoses (3) – (7).
1
4. Remove mounting bolts (8).
5. Using forcing screw [1], disconnect swing
motor and swing machinery assembly (9) from
the machine.
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