Jacobsen AR3, Technical/Repair Manual

Page: 178 / 342

HYDROSTATIC POWER TRAIN
4181384 First Edition 5-31
5
Figure 5-46
NOTE
Record the location of the backing rings before removing
to ensure correct installation.
24. Remove O-ring (55) and backing ring (54) from the
balance plate (52).
25. Remove O-ring (53) and two backing rings (56) from
the balance plate (52).
NOTICE
26. Clean all parts using clean solvent, and dry using
compressed air.
27. Inspect all parts for wear or damage. Replace parts
as needed.
28. Apply a thin film of clean hydraulic oil to all parts to
prevent corrosion. Keep parts covered or stored in a
clean environment until assembly.
Assembly
See Figures 5-47 through 5-61.
NOTICE
NOTE
Always install new seals and O-rings for assembly. Used
parts may leak.
Figure 5-47
1. Apply a thin film of petroleum jelly to the inner and
outer surfaces of the dust (1) and shaft (3) seals.
NOTE
Install the seals using a seal and driver set and press.
2. Install the shaft seal (3) in the bearing housing (2).
3. Install the dust seal (1) in the bearing housing (2).
4. Support the bearing housing (2), and place the shaft
assembly (4) into the housing/seals. Install the shaft
assembly into the housing using a press.
It is important that all motor parts are absolutely
clean, as contamination can result in serious
damage and/or improper operation.
Never use shop towels or rags to dry parts after
cleaning, as lint may clog passages. Dry parts
using compressed air only.
TN1343
52
53
54
55
56
It is important that all motor parts are absolutely
clean, as contamination can result in serious
damage and/or improper operation.
Never use shop towels or rags to dry parts after
cleaning, as lint may clog passages. Dry parts
using compressed air only.
Required Materials
Seal Kit (Jacobsen P/N 4134020)
TN1340
1
2
3
4