Figure 3-125. Steering column, disassembly and reassembly.

3-61. Steering System Accumulator

a. General. The accumulator is provided to store

e n e r g y for a limited time to the power steering in

c a s e of engine failure. The accumulator is charged

with nitrogen and hydraulic oil under high

p r e s s u r e . It is located behind the operator's access

ladder panel. The steering system accumulator is

m o u n t e d next to the brake system accumulator and

removal,

and

construction,

identical

disassembly.

WARNING

Bleed all pressure from the steering

system with the engine stopped.

Carefully open bleed valve. Failure to

bleed pressure from accumulator before

performing maintenance function may

result in damage to equipment and

serious injury to personnel.

b. Removal. Refer to figure 3-115 and remove

steering system accumulator.

c. Disassembly. Refer to figure 3-116 and

disassemble steering system accumulator.

d. Reassembly. Refer to figure 3-116 and

reassemble steering system accumulator.

e . Installation. Refer to figure 3-115 and install

steering system accumulator.

f. Charging the Accumulator. Exercise caution

when testing or charging accumulator.

WARNING

Use only dry nitrogen gas. Bleed all

pressure as described above. Failure to

d o so could result in serious damage to

equipment and injury to personnel.

( 1 ) Remove screw and remove protector strap.

(2) Attach charging kit to accumulator gas

valve assembly.

( 3 ) Open accumulator valve to read pressure.

( 4 ) Open valve on nitrogen bottle and charge

accumulator cylinder to 900 psi.

(5) Close nitrogen bottle valve and detach

charging kit.

(6) Replace protector strap.

3-62. Tie Rods

a . G e n e r a l . The tie rod is of a three piece con-

s t r u c t i o n consisting of the rod and two tie rod end

16 Bearing

1 Steering wheel

y o k e s . The rod is screwed into the threaded yokes

2 Nut

17 Key

a n d are locked in place by tightening the bolt and

18 Shaft

3 Cap

nut. Right and left hand threads on the rod end

19 Hose

4 Screw

provide for toe in adjustment.

20 Bracket

5 Cup

6 Spring

21 Screw

b. Removal. Refer to figure 3-126 and remove

7 Cap

2 2 Washer

the tie rod and tie rod end yokes.

2 3 Brush

8 Horn button

c. Disassembly. Refer to figure 3-127 and

9 Cap

24 Wire

disassemble the tie rod assembly.

10 Terminal wire

25 Screw

d. Inspection.

11 Insulator

26 Screw

(8) for

12 Spring

2 7 Tube

( 1 ) Inspect rod (6) and rod

13 Washer

28 Insulator

stripped threads.

29 Screw

14 Ring

(2) Inspect rod for bend or damage

15 Ring

30 Contact ring

Figure 3-125. Steering column, disassembly and reassembly.

3-178