TM 9-2330-275-14&P
4-78. HYDRAULIC PUMP REPLACEMENT (M832 SN J089-001 THRU 159 AND J017-160
THRU 350 ONLY) (Con’t).
9.
Close control valve (18).
10.
Fill hydraulic pump (para 3-2).
c.
BLEEDING HYDRAULIC SYSTEM
1.
Fill hydraulic pump (2) reservoir with
(para 3-2).
hydraulic fluid
2.
Rotate control valve (18) handle counterclockwise to
open position.
3.
Make sure leveling valve (19) for each of four hydraulic
cylinders (20) is closed.
4.
Open leveling valve (19) for one hydraulic cylinder (20).
NOTE
Bleeder valve should be opened just
enough to allow air and some hydraulic
fluid to be expelled.
Do not completely remove plug from
cylinder.
5.
Loosen bleeder plug (21) on same hydraulic cylinder
(20).
6.
Pump hydraulic pump (2) slowly until air bubbles are no
longer expelled and hydraulic fluid is clear.
7.
Close bleeder valve (21) and leveling valve (19).
NOTE
Add hydraulic fluid to hydraulic pump as
necessary (para 3-2).
8.
Repeat steps 4 through 7 to bleed other hydraulic
cylinder (20).
NOTE
Add hydraulic fluid to hydraulic pump as
necessary (para 3-2).
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