4-75. HYDRAULIC PUMP REPLACEMENT (M832 EXCEPT SN J089-001 THRU 159 AND
J017-160 THRU 350) (Cont).
Bleeder valve should be opened just enough to allow air and some hydraulic fluid to be
Open bleeder valve (10) on same hydraulic
Pump hydraulic pump (1) slowly until air bubbles are expelled and hydraulic fluid is clear
Close bleeder valve (10) and lifting-leveling jack valve (11).
Add hydraulic flui to hydraulic pump l s necessary.
Repeat steps 4 through 7 to bleed other hydraulic cylinder (9).
Leave operating handle (special wrench) of hydraulic pump (1) in downward position and again fill hydraulic
pump With hydraulic fluid.