TM-9-2520-270-34

HYDROMECHANICAL CROSSDRIVE, TRANSMISSION HMPT 500 AND TRANSMISSlON CONTAINER ASSEMBLY

TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE

NOVEMBER 1984

  TM-9-2520-270-34 - Page 823 of 933

TM 9-2520-270-34
23. INSPECT CONTROL VALVE
PISTON GROOVES (1).
a. If four grooves (1) are visible
through port opening (2), go to
step 24.
b. If four grooves (1) are not visible,
go to step 25.1.
NOTE
Spur gear may move on pump shaft. This is
not end play. Pump shaft must move in and
out of the housing.
25.
25.1
CHECK END PLAY BETWEEN
PUMP SHAFTS (6) AND HOUSING (7).
a. Grasp gears (4) and (5) and move
shafts (6) in and out of housing (7).
b. If there is end play in both shafts (6),
go to step 26. If not, go to step 25.1.
REPLACE PUMP. RECORD FAILURE
ON DA FORM 2407 AND RETURN
DEFECTIVE PUMP TO DEPOT.
GO TO STEP 40.
24. ROTATE PUMP SPUR GEARS (4)
AND (5).
a. If there is no binding when spur
gears (4) and (5) are rotated, go
to step 25.
b. If there is binding when spur gears (4)
and (5) are rotated, go to step 25.1.
GO TO NEXT PAGE
Change 2
4-487


Back to Top