|
| |
TM 5-4210-220-12
4-25. STEERING SYSTEM - Continued
4-25.6 Power Steering Gear - Continued
c.
Input Shaft Repair - Continued
(12)
Remove grease nipple (4)
WARNING
Dry
cleaning
solvent
P-D-680
(safety or Stoddard's solvent) is
potentially dangerous. Avoid
repeated and prolonged breathing
of vapors and skin contact with
the liquid. Do not use near open
flame, arcing equipment or other
ignition sources. Always wear
eye
protection
and
protective
clothing. The flash point of P-D-
680 is 100 to 138 deg. F (30 to 59
deg. C)
Death or serious injury could occur if
compressed air is directed against the
skin. Do not use compressed air for
cleaning
or
drying
unless
the
pressure is/has been reduced to 30
psi (2.11 kg/cm2) or less. When
working with compressed air, always
use chip guards, eye protection, and
other personal protective equipment.
(13)
Clean all parts except piston assembly (15) using cleaning solvent (item 10, Appendix E). Blow parts dry
using compressed air. Clean piston assembly (15) using clean, dry, lint-free cloths or tissue paper.
(14)
Inspect parts for wear and damage. If replacement of piston assembly (15), shaft and bearing assembly
(13), or shaft retaining nut (14) is required, all three components must be replaced. For this purpose use
Mated Kit, part no 5521921. Replace other parts individually as necessary.
(15)
Coat all components with lubricating oil (item 17, Appendix E).
(16)
Install grease nipple (4) in bearing cap.
(17)
Install seals (9, 10, and 12) and backing
washer (11) in bearing cap. Be sure back-
up washer is positioned with undercut C
toward shoulder in bore. Be sure seals
are positioned and oriented as shown.
NOTE
If high pressure oil seal (11), part
No. 235041, is replaced with a
high
pressure
seal,
part
No.
2370461, the back-up washer (11)
must be discarded as the new
high pressure teflon seal kit
2370461 has the back-up washer
built in.
4-494
|
