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TM 5-2420-222-34
14-3.
HYDRAULIC PUMP ASSEMBLY MAINTENANCE (Con’t).
14.
Apply thin coat of hydraulic fluid to eight inlet valves (22)
and insert inlet valves in hydraulic pump housing (13).
15.
Install eight new preformed packings (21) on plugs (20) and
install plugs in hydraulic pump housing (13).
NOTE
•
Ensure that all packings are Installed In stroke control valve before Installing
stroke control valve on hydraulic pump.
•
Install same number of shim(s) as removed.
16.
Install shim(s) (35) and stroke control valve (4) with packings on hydraulic pump housing (13) with four screws (6).
Torque screws to 85 lb.-ft. (115 N-m).
17.
Using dial indicator, measure end play of shaft (36). End play must be 0.001-0.003 in. (0.025-0.076 mm). If end
play is within specification, perform step 18 and skip steps 19 and 20.
18.
Remove four screws (6), stroke control valve (4), and shim(s) (35) from hydraulic pump housing (13).
TA701555
14-20
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