TM 9-2320-279-34-3
Power Takeoff (PTO) and Hydraulic Pump Maintenance Instructions (Cont)
b. Cleaning/Inspection.
c.
(1)
(2)
(3)
(4)
(5)
(6)
WARNING
Adhesives, solvents, and sealing compounds can burn easily, can give off harmful
vapors, and are harmful to skin and clothing. To avoid injury or death, keep away
from open fire and use in well-ventilated area. If adhesive, solvent, or sealing
compound gets on skin or clothing, wash immediately with soap and water.
Clean all metal parts in dry cleaning solvent.
Inspect friction discs for worn-out condition. If oil grooves are not visible on any portion of any
one friction disc, replace all friction discs.
Inspect clutch spring for breaks or discoloration. Replace spring if broken or discolored.
Inspect remaining parts for damage. Replace damaged parts.
Coat all parts with lubricating oil.
Inspect idler shaft, output shaft, and thrust washers for nicks, burrs, grooves, warps, bends, etc.
If nicks, burrs or grooves cannot be removed with emery cloth, replace part.
Assembly.
(1) Install retaining ring (1) and two preformed
packings (2) on output shaft assembly (3).
(2) Starting with friction disc (4) and alternating with
spur gears (5) install eight friction discs and seven
spur gears on inner clutch gear (6).
19-12.5
