TM 9-2320-387-24-l
8-24. POWER STEERING HYDRAULIC SYSTEM PRESSURE AND RETURN HOSE
REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Tools
General
mechanic’s
tool kit:
automotive (Appendix B, Item 1)
bIaterials/Parts
Three locknuts (Appendix G, Item 109)
Two O-ring seals (Appendix G, Item 286)
Manual References
TM 9-2320-387-10
TM 9-2320-387-24P
Equipment
Condition
l Hood raised and secured (TM 9-2320-387-10).
l Battery ground cables disconnected (para. 4-68).
General Safety Instructions
Do not drain fluid when engine is hot.
Maintenance
Level
Unit
NOTE
The replacement procedure is basically the same for all hydraulic
system pressure and return hoses. This procedure covers the
power steering pump-to-hydro-booster return hose and the
steering gear-to-hydro-booster pressure hose.
I/
WARNING
Do not drain fluid when engine is hot. Severe injury to personnel
will result.
CAUTION
Cover or plug all hoses and connections immediately after disconnec-
tion to prevent contamination. Remove aII covers or plugs prior to
connection.
NOTE
1.
2.
3.
4.
Have drainage container ready to catch fluid.
Loosen two clamps (4) and disconnect return hose (6) from power steering pump (8) and hydro-
booster (17).
Remove two locknuts (101, washers (ll), and capscrews (12) from clamps (13) and (14). Remove
clamps (13) and (5) from return hose (6). Discard locknuts (10).
.
Remove locknut (7), washer (21, capscrew cl), washer (21, two clamps (5), harness clamp (31, and
return hose (6) from power steering lines bracket (9). Remove clamp (5) from return hose (6). Discard
locknut (7).
Remove pressure hose (15) from hydro-booster (17) and steering gear (18). Remove two O-ring
seals (16) from pressure hose (15). Discard O-ring seals (16).
b. Installation
1.
Install two O-ring seals (16) on pressure hose (15) and connect pressure hose (15) to steering
gear (18) and hydro-booster (17).
2.
Connect return hose (6) to power steering pump (8) and hydro-booster (17) with two clamps (4).
3.
Install clamps (13) and (5) on return hose (6) and secure clamps (13) and (14) with capscrews (121,
washers (111, and locknuts (10).
4.
Install harness clamp (3) and two clamps (5) on power steering lines bracket (9) with washer (21,
capscrew (11, washer (21, and locknut (7).
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