TM 9-2350-247-34
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING
LUBRICATION INSTRUCTIONS Continued
0005 00
WARNING
Air pressure in excess of 30 psi (207 kPa) can injure personnel. Do not direct pressurized air at
yourself or others. Always wear goggles.
3)
Flush oil passages with cleaning compound (WP 0080 00, Item 49). Dry parts with compressed air.
CAUTION
Cleaning solvent causes leather, rubber, and synthetic materials to become brittle. Do not use
cleaning solvent to clean seals, cables, and flexible hoses.
j.
OIL SEALS, ELECTRICAL CABLES, AND FLEXIBLE HOSES. Clean seals, cables, and flexible hoses with
detergent (WP 0080 00, Item 18) and water. Dry parts with wiping rag (WP 0080 00, Item 46).
WARNING
Air pressure in excess of 30 psi (207 kPa) can injure personnel. Do not direct pressurized air at
yourself or others. Always wear goggles.
k.
INSERTS. Blow out insert holes with compressed air.
l.
GASKETS. If gasket is being removed, scrape old gasket material and sealant off mating surface. Clean mating
surface with cleaning compound (WP 0080 00, Item 49). Dry with wiping rag (WP 0080 00, Item 46).
INSPECTION
9.
All removed parts must be inspected with care. Replace parts if damage or wear exceeds allowable limits.
a.
GENERAL. Procedures for inspection will be the same for most parts. General inspection procedures are given in
the following steps. Special inspection procedures are covered in the task as needed.
b.
CASTINGS.
1)
Use magnetic particle inspection equipment to check ferrous castings for cracks. Use a magnifying glass and
strong light to check nonmetal castings for cracks. Check areas next to studs, threaded inserts, sharp corners,
and fillets.
2)
Inspect all castings and forgings for breaks, cracks, and wear or scoring that would impair function.
3)
Inspect machined surfaces for nicks, burrs, and raised metal. Mark damaged areas for repair.
4)
Use straightedge to check all mounting flanges on housings and supports for bends. Inspect mating flanges for
stains which would indicate oil leakage.
0005 00-6