Fiat Kobelco EX355 Tier2, Technical Manual

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EX355 W3-2-15
TRAVEL DEVICE
SM1087
22
SM1088
19
Disassemble Travel Motor
• Be sure to thoroughly read “Precautions for Disas-
sembly and Assembly” on page W1-1-1 before
starting the disassembly work.
WARNING
Brake valve weight: 43 kg (95 lb)
1. Loosen socket bolts ( 32 ), and remove brake valve
( 33 ) using hoist from the motor.
: 14 mm
2. Loosen socket bolts ( 40 ) and remove cover ( 39 )
and O-ring ( 38 ).
: 10 mm
3. Turn over brake valve ( 33 ).
Remove drain plug ( 23 ). Insert a hexagon wrench
from drain plug hole to remove reamer bolt ( 22 ).
: 8, 10 mm
4. Remove servo piston ( 36 ) to remove valve plate
( 29 ) and link ( 21 ).
IMPORTANT - Remove plug ( 19 ), only necessary.
5. Remove O-rings ( 1 , 15 ) from housing ( 12 ).
6. Remove rotor ( 18 ) from housing ( 12 ).
Make matching mark on rotor ( 18 ) and plungers
( 17 ).
7. Remove center spring ( 27 ) and center shaft ( 26 ).
IMPORTANT - Make matching mark on the plungers
( 17 ) and drive disc ( 8 ).
8. Remove plungers ( 17 ) one by one. First, grab
plunger ( 17 ) upright against drive disc ( 8 ). Then,
turn it at an angle against the drive disc while
slightly raising the bottom of the plunger to remove
the plunger. (to disconnect the joint)
9. Remove disc spring ( 2 ).