Power Takeoff (PTO) and Hydraulic Pump Maintenance Instructions (Cont)
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 with drycleaning solvent.
Inspect drive and driven gear bushings for flaking, scoring, discoloration, or wear more than
0.003 in. (0.076 mm) larger than shaft diameter. Replace cover if any listed condition is observed.
Inspect cover inside flanges for nicks and burrs. Remove with crocus cloth.
Inspect wear plates for erosion, pitting, scratches, and scoring.
Inspect center sections for porosity (oil seepage thru metal), cracks, and scratches
(0.010 in./0.25 mm or deeper).
Do not deburr figure eight edge of center section. Pump efficiency and power will
Inspect drive and driven gear splines for nicks and worn-out condition. Inspect gear journals for
scratches and discoloration. Replace drive or driven gear that has any discoloration. It has been
Inspect gear teeth for spalling, scratches, and worn-out condition.
Removal of scratches with
crocus cloth is permitted.
Inspect port section inlet flanges for nicks and burrs. Remove with crocus cloth.
Inspect studs, screws, and nuts for cracks, burrs, and cross threading.
Coat all metal parts with lubricating oil.