TM 5-5420-228-24
HYDRAULIC PUMP REPAIR (Sheet 4 of 11)
15.
16.
17.
18.
19.
NOTE
Do step 15
closely over a surface covered by rags.
Knuckles (T), flex bearing (U), and spring (V) may fall out
when cylinder block (Q) is removed.
Rags will prevent
impact damage to falling parts.
Have second technician slowly slip cylinder
block (Q) off pistons (W) so pistons do
not strike each other and lay cylinder
block (Q) carefully on rag.
Have second technician cap nine pistons (W)
with protective caps.
Manually remove flex bearing (U) and
spring (V) from drive shaft (R).
Lay drive shaft (R) and attached parts carefull
Remove universal link and pin assembly (X)
from cylinder block (Q).
-
20.
21.
22.
Using pliers, press ears of retaining ring
(M) together and remove retaining ring (Z)
and bearing retainer (Z) .
23.
Using screwdriver, remove screw (AB).
24.
Manually remove washer (AC).
Remove four knuckles (T) from link and pin
assembly (X).
Remove fixed bearing (Y) from fixed bearing
retainer (Y).
GO
on to Sheet 5
TA251695
4-45