TM-9-2520-270-34
HYDROMECHANICAL CROSSDRIVE, TRANSMISSION HMPT 500 AND TRANSMISSlON CONTAINER ASSEMBLY
TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE
NOVEMBER 1984
TM-9-2520-270-34 - Page 67 of 933
TM 9-2520-270-34
g. THREADED PARTS AND INSERTS.
WARNING
Compressed air can injure
you and others. Do not aim air
at soldiers. Do not use more
pressure than 30 psi (207 kPa).
Always wear goggles.
Blow out insert holes with compressed air.
h SHAFTS AND SPINDLES.
WARNING
Compressed air can injure
you and others. Do not aim air
at soldiers. Do not use more
pressure than 30 psi (207 kPa).
Always wear goggles.
Remove obstructions with compressed air or by probing with soft wire.
INSPECTIO N
a.
GENERAL.
Procedures for
inspection will be the same for most transmission and container
parts. General inspection procedures are detailed in steps b thru v following. Special
inspection procedures are covered in the task relating to the specific part.
b.
CASTINGS, FORGINGS, AND MACHINED SURFACES.
(1)
(2)
(3)
(4)
c. OIL
Use magnetic particle inspection equipment to check ferrous castings for cracks. Use
magnifying glass and a strong light to check nonferrous castings for cracks. Check areas
next to studs, threaded inserts, sharp corners, and fillets.
Inspect machined surfaces for nicks, burrs, and raised metal. Mark damaged areas for repair.
Use straightedge to check all mounting flanges on housings and supports for bends. Inspect
mating flanges for strains, which could indicate oil leakage.
Inspect all plug and tapped openings for damaged or stripped threads.
PASSAGES.
Inspect all oil passages for obstructions and dirt.
d.
BEARINGS.
Inspect bearings. See TM 9-214 for inspection procedures for roller bearings,
needle roller bearings, and ball bearings.
2-5
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