M978 Tanker Maintenance Procedures Instructions (Cont)
gears (38) and blocking
rotor gear (39).
Remote three locknuts (40),
two displacement rotor
gears (38), and blocking
rotor gear (39) from bearing
Remove two displacement
rotors (41), blocking
rotor (42), and three
machine keys (43).
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.
Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Use
only with effective chip guarding and personal protective equipment, goggles,
shield, and gloves.
Dry metal parts with compressed air.
Inspect threaded parts for stripping or crossthreading. Replace damaged parts.
Inspect gears for chipped or cracked teeth. Replace damaged gears.
Inspect packing gland assembly for damage. Replace if damaged.
Inspect two-piece bushing, bushing plates, and shafts for scoring or damage. Replace if damaged.
Inspect rotors for damage, chips, or deposits. Remove deposits, nicks, chips, or burrs, then clean
Inspect keys and keyways for damage. Replace damaged keys.
Inspect housings for cracks and deposits. Replace damaged housings. Remove all deposits, then
clean and dry.