ALL HYDRAULIC FUNCTIONS INOPERATIVE - Continued
Is there a free flow of oil?
YES - Go to Step (4).
NO - Go to Step (3).
Check for blockage in main pump suction hose.
Do not work under vehicle unless hull is properly blocked or allowed to settle on bump
stops. Failure to comply may result in severe injury or death to personnel.
Have suitable container ready to catch oil.
Loosen, but do not disconnect, PUMP SUCT TUBE-#7 (Figure 2, Item 1) from elbow (Figure 2, Item 3)
on main hydraulic pump (Figure 2, Item 2).
Hydraulic oil should flow freely from the loosened fitting.
Tighten PUMP SUCT TUBE-#7 hose.
Is there blockage?
YES - Clear blockage or replace hose.
NO - If there is no blockage, go to Step (4).