TM 5-2420-230-24-1
Table 3-1. Unit Level Preventive Maintenance Checks and Services (PMCS) for IHMEE. -- Continued
Item to be
Item
Checked or
Not Fully Mission
No.
Interval
Serviced
Procedure
Capable If:
6
Semiannual
Steering
a. Check steering gear box mounting bolts for Bolts are loose and/or
looseness and leaks. If loose, tighten to
Class III leak evident.
190 lbf/ft (258 Nm).
b. Check steering column, U-joints, steering Looseness, breaks, or
linkages, tie rods, and drag link for
cracks are evident.
looseness, breaks, cracks, rust, and
serviceability.
c. Visually check tie rod and steering linkages Damaged tie rod ends are
evident.
for unusual damage.
d. Check tie rod adjustment. Ensure there is
Toe-in measurement is not
0.08 in. (2 mm) between tie
0.08 in. (2 mm) toe-in measurement
rods.
between both tie rods (Para 5-17).
Do not check for leaks by hand; oil under
hydraulic pressure can penetrate the skin
and cause severe injury. Failure to comply
may result in injury or death to personnel.
e. Inspect power steering pump for leaks,
Cracks, damage, or
cracks, or damage.
Class III leaks are evident.
7
Semiannual
Hydraulic System
NOTE
After installing new filter element, fill
hydraulic reservoir, operate engine for
5 min., and check hoses for leaks. Shut
down engine and recheck fluid level
Oil and filter will be changed only when
they are known to be contaminated,
clogged, or when service is recommended
by AOAP laboratory (Para 10-9 and
If AOAP laboratory support is not
available, change oil and oil filter at
6,000 mi. (9600 km) or every 12 months.
Change filter in new or rebuilt hydraulic
system within 1,000 mi. (1 609 km) but no
sooner than 497 mi. (800 km) (Para 10-10).
Change 1
3-8
