Service Repair Manual
Models
323F and 323F LN Excavator
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Product: EXCAVATOR
Model: 323F EXCAVATOR MFY
Configuration: 323F LN Excavator MFY00001-UP (MACHINE) POWERED BY C4.4 Engine
Disassembly and Assembly
320F, 323F Excavators Machine Systems
Media Number -M0066628-06
Publication Date -01/09/2018
Date Updated -18/09/2018
i06225993
Travel Motor - Disassemble
SMCS - 4351-015
Disassembly Procedure
Start By:
a. Remove the travel motor.
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 original position on the body of the travel
motor.
Illustration 1
g00510326
Note: During the removal of head (2) from the body of the travel motor, be careful not to
scratch or damage the mating surfaces of the components.
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4. Remove socket head bolts (1).
5. Remove head (2) from the body of the travel motor.
Illustration 2
g00510341
Illustration 3
g00510349
6. Turn over head (2).
7. Remove O-ring seal (6), shims (5), port plate (4), and bearing (3) from the head.
8. Remove the two check valve assemblies from the head.
Note: There is a retainer under spring (9). This retainer is a press fit in head (2). Do not
remove the retainer.
9. Insert a dowel rod with a small diameter into hole (X). Tap the dowel rod with a plastic
hammer in order to remove spring (9), poppet (8) and seat (7) from the head.
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323F LN Excavator MFY00001-UP (MACHINE) POWERED BY C4.4 Engine(M008...
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Illustration 4
g00510351
10. Remove three fittings (10) and plugs (11) from the