8-65
DISASSEMBLY
DISASSEMBLY
Preparation
Preparation
The reduction gear removed from machine
is usually covered with mud.
Wash out side of reduction gear and dry it.
Setting reduction gear on work stand for dis-
assembling.
Mark for mating
Put marks on each mating parts when dis-
assembling so as to reassemble correctly as
before.
Take great care not to pinch your hand
Take great care not to pinch your hand
between parts while disassembling not let
between parts while disassembling not let
fall parts on your foot while lifting them.
fall parts on your foot while lifting them.
2)
(1)
刮
刯
到
2209A8SM01
2209A8SM02
Disassembly
Disassembly
Remove every “Socket bolt (M10)” that
secure swing motor and reduction gear.
Removing carrier sub assy & sun gear
Removing No.1 sun gear from No.1 carrier
sub assy.
Be sure maintaining it vertical with ground
when disassembling No.1 sun gear.
(2)
刮
刯
Removing No.1 carrier sub assy screwing
I-bolt to tab hole (M10) in No.1 carrier.
Lifting it gradually maintaining it vertical
with ground.
It’s impossible to disassemble No.1 spring
pin. If No.1 spring pin has problem, change
whole No.1 carrier sub assy.
b.
侍
2209A8SM03
a.
侍