TM 9-2320-272-24-1
Table 2-1. Unit Preventive Maintenance Checks and Services (Contd).
ITEM TO
NOT FULLY
ITEM
CHECK/
MISSION
PROCEDURE
NO. INTERVAL SERVICE
CAPABLE IF:
21
Semi-
f. Inspect power steering pump for security of mounting,
Steering
annual
system
leaks, and signs of damage. Tighten loose mounting
(Contd)
hardware.
g. On M939/A1 series vehicles, inspect power steering
pump belts for tension and serviceability (para. 3-230).
h. Inspect power steering pressure and return hoses and
fittings for loose connections, cracks, splits, or damage
that could cause potential hydraulic leaks. Tighten loose
hydraulic lines and fittings, and replace any hydraulic line
or fitting that has cracks, splits, or damage that could
cause potential hydraulic leaks. Refer to para. 3-234 for
Ross steering gear, or para. 3-235 for Sheppard
steering gear.
i. Inspect power steering hydraulic lines between steering
gear and steering assist cylinder and fittings for security of
mounting, loose connections, cracks, splits, or damage that
could cause hydraulic leaks. Tighten loose hydraulic lines and
fittings, and replace any hydraulic line or fitting that has
cracks, splits, or damage that could cause hydraulic leaks
(para. 3-239).
j. Inspect steering gear for security of mounting and
signs of leaks.
1. Loosen bracket mounting screws (1).
2. Tighten steering gear mounting locknuts (2)
260-280 lb-ft (353-380 Nm).
3. Tighten locknuts (3) 60-70 lb-ft (81-95 Nm).
2-22
