(19)
(20)
(20.1)
(20.2)
(21)
(22)
TM 9-2320-279-34-3
Power Takeoff (PTO) and Hydraulic Pump Maintenance Instructions (Cont)
Install front wear plate (28) on center section (25) with bronze side down.
Install shaft seal (29) and retaining ring (30) in end cover (31).
NOTE
Model B pump has a seal ring and preformed packing. Do steps (20.1) and (20.2)
for Model B.
Install seal ring (31.1) in end cover (31).
Install preformed packing (31.2) on end cover (31).
Install seal gland (32), seal retainer (33), and plug (34) in end cover (31).
Lubricate threads of studs (1). Install end cover (31), eight lockwashers (35), and nuts (36).
Tighten nuts to 55 to 65 lb-ft (75 to 88 N•m).
NOTE
Socket may slip when turning shaft.
Shop rag may be used to make tighter lit.
(23)
Use 13/16 in. 12 pt. socket and torque wrench to turn drive gear (27). If more than 140 lb-in.
(15.6 N•m) is required to turn shaft, disassemble and assemble hydraulic pump.
d. Follow-on Maintenance. None.
END OF TASK
Change 3
19-25/(19-26 blank)
