TM 1-1730-232-13&P
3-17.5 Hydraulic Ram Replacement, Model 1730-EG-100 (AVUM) - Continued.
C. SERVICE
Refer to figure 3-22 and perform fill and bleed procedure of hydraulic system as follows:
1.
Loosen flared fitting nuts on both hoses (17)at tee fitting
2.
Rotate axles in cradle until hydraulic rams pistons (15)are fully retracted into ram (11).
3.
Tighten flared fitting nuts on both hoses (17) at tee fitting and check fluid level in pump.
4.
Refill pump with hydraulic fluid (item 1, Appendix D) if necessary, and install cap.
5.
Activate pump until ram pistons/axles are fully extended and bottomed out in trunnion.
6.
Release hydraulic pressure from system by rapidly rotating the pump pressure release valve knob
counterclockwise.
7.
Rotate axles until the hydraulic rams are fully retracted and recheck fluid level in pump.
8.
If fluid level is incorrect, repeat steps 1 through 7; if correct, install Cap and procedure is Completed.
END OF TASK
3-62
