TM 5-5420-228-24
HYDRAULIC PUMP REPAIR (Sheet 3 of 11)
NOTE
Do not allow parts to separate while placing
pump upright.
10.
With help of second technician, carefully place pump in a vertical position with shaft
end down.
11.
While manually pushing down evenly on valve
plate (F), ease subdeck housing (H) off bear-
ing housing (J).
NOTE
Note position of valve plate (F) for assembly.
12.
Manually remove valve plate (F) and gasket (P).
Throw gasket (P) away.
CAUTION
Do not pull up on cylinder block (Q), or it will separate
from drive shaft (R) and damage piston surfaces.
While manually pressing down on bearing
13.
housing (J), pull up on three bearings (S)
to remove drive shaft (R) with cylinder
block (Q) attached.
14.
While holding three bearings (S), place other hand over cylinder block (Q) and turn drive
shaft (R) and assembled parts up.
TA251694
Go on to Sheet 4
4-44
