2. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 320 EXCAVATOR YBP
Configuration: 320 Excavator YBP00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
320GC, 320 and 323 Excavators Machine Systems
Media Number -M0080364-08 Publication Date -01/09/2018 Date Updated -12/09/2018
i06969896
Travel Motor - Disassemble
SMCS - 4351-015
Disassembly Procedure
Reference: Special Instruction, "Visual Service Procedures - Colors and Symbols" M0066576
Start By:
a. Remove the travel motor.
NOTICE
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting, and repair
of the product. Be prepared to collect the fluid with suitable containers
before opening any compartment or disassembling any component
containing fluids.
Refer to Special Publication, NENG2500, "Dealer Service Tool
Catalog" for tools and supplies suitable to collect and contain fluids on
Cat®
products.
Dispose of all fluids according to local regulations and mandates.
1. Thoroughly clean the outside of the travel motor prior to disassembly.
2. Fasten the travel motor to a suitable holding fixture in a vertical position. The weight of the
travel motor is 60 kg (132 lb).
3. Put an alignment mark across the head and the body of the travel motor for assembly purposes.
The head must be reinstalled in the head's original position on the body of the travel motor.
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3. Illustration 1 g06182754
Note: During the removal of the head from the body of the travel motor, be careful not to scratch or
damage the mating surfaces of the components.
Illustration 2 g06182756
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5. Illustration 5 g06182759
Note: There is a retainer under the spring. This retainer is a press fit in the head. Do not remove the
retainer.
Use a dowel rod with a small diameter into the hole.
Illustration 6 g06182761
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7. Illustration 9 g06182764
Illustration 10 g06182765
Place a shop towel over the brake piston. Retain the brake piston by hand, and apply approximately
525 kPa (75 psi) of shop air pressure to brake release port (X). Make sure that the shop air pressure is
free of water. Brake piston will move up the piston guide, and out of the piston guide.
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10. Illustration 15 g06182771
Note: Do not allow the components of the barrel assembly to come apart during the removal from the
travel motor. All the components in the barrel assembly must be reinstalled in the component's
original location.
Illustration 16 g06182772
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11. Note: The Shoe retainer and piston shoe assemblies are not serviced separately. Prior to the removal
of the shoe retainer and the piston shoe assemblies from the barrel, put identification marks on the
piston shoe assemblies for assembly purposes. Identification marks are used to identify the piston
shoe assembly's location in the shoe retainer and barrel. The piston shoe assemblies must be
reinstalled in the piston shoe assembly's original bores in the shoe retainer and the barrel.
Illustration 17 g06182773
Illustration 18 g06182774
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16. Thank you very much for
your reading. Please Click
Here. Then Get COMPLETE
MANUAL. NO WAITING
NOTE:
If there is no response to
click on the link above,
please download the PDF
document first and then
click on it.
17. Illustration 27 g06182783
Illustration 28 g06182784
Copyright 1993 - 2019 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Mon Dec 9 16:48:32 UTC+0800 2019
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18. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 320 EXCAVATOR YBP
Configuration: 320 Excavator YBP00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
320GC, 320 and 323 Excavators Machine Systems
Media Number -M0080364-08 Publication Date -01/09/2018 Date Updated -12/09/2018
i07505832
Travel Motor - Disassemble
SMCS - 4351-015
Disassembly Procedure
Reference: Special Instruction, "Visual Service Procedures - Colors and Symbols" , M0066576
Table 1
Required Tools
Tool Part Number Part Description Qty
A
1P-2420 Transmission Repair Stand 1
FT-0957 Positioning Gp 3
B
- M16x2 Threaded Rod 3
8T-1757 Nut 9
9X-8268 Washer 9
C 421-5662 Lifting Eye Assembly 1
D 421-5663 Lifting Eye Assembly 2
E
1U-9895 Crossblock 1
3H-0465 Push-Puller Plate 1
8T-0298 Bolt 2
Start By:
a. Remove the travel motor.
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19. Illustration 1 g06345315
Remove plugs and the O-ring seals.
Illustration 2 g06344354
Remove plug and the O-ring seal. Repeat for the opposite side.
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20. Personal injury can result from being struck by parts propelled by a
released spring force.
Make sure to wear all necessary protective equipment.
Follow the recommended procedure and use all recommended tooling to
release the spring force.
Illustration 3 g06344402
Remove plug and the O-ring seal. Repeat for the opposite side.
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