STEERING
4203780 First Edition 7-13
7
!
CAUTION
NOTE
Before attempting repairs or disassembly of any hydraulic
components, thoroughly clean the components and work
area. A clean work area is essential to satisfactory
operation of repaired hydraulic components.
1. Remove straight adapters (3) from port cover (2).
2. Remove straight adapters (12) from isolation
manifold (13).
3. Remove four nuts (1), port cover (2), and
check ball (6).
4. Remove relief valve assembly (4) from port cover (2).
5. Carefully remove the port manifold (7). Be prepared
to catch the three springs (17). Remove the springs.
6. Remove the valve ring (9), valve plate springs (16),
and valve plate (10).
7. Remove hex drive (11) and isolation manifold (13).
NOTE
Secure the alignments pins (15) to prevent loss.
8. Remove drive link (14) and metering ring (19).
9. Remove the metering package (20—28) and
commutator seal (31). The metering package is
serviced as an assembly kit. Refer to the Parts &
Maintenance Manual.
NOTE
The metering package should be disassembled for
inspection purposes only. Proceed with step 10 for
disassembly and inspection procedures. If you are not
disassembling the metering package, proceed to step 13.
10. Remove socket-head cap screws (20), commutator
cover (21), commutator ring (22), and commutator
(23).
11. Remove the five alignment pins (24).
12. Remove drive link spacer (25), rotor (26), and stator
(27) from drive plate (28).
13. Remove face seal (32) and seal spacer (33).
14. Remove thrust bearing (30) and spacer (29).
15. Remove upper cover plate (34) and retaining ring
(36).
16. Remove the special bolts (41).
17. Remove the input shaft (38) out of upper cover and
jacket assembly (40).
18. Remove retaining ring (39), bearing (42), and
bearing cover seal (43).
Wear eye protection when assembling and
disassembling the steering valve. Springs and
other objects may be propelled into the air
causing eye injury.
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