TM-9-2350-261-34
CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
TM-9-2350-261-34 - Page 121 of 785
TM 9-2350-261-34
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING
LUBRICATION INSTRUCTIONS — Continued
0014 00
g.
OIL SEALS.
Oil seals must be replaced when thin feather edge is damaged or when seal material is brittle.
1)
Press damaged oil seal from casting. Be careful not to damage bore.
2)
When oil seal bore is damaged so an oil tight seal is impossible, replace casting or adapter. Remove slight
nicks, burrs, and scratches with crocus cloth dipped in solvent, cleaning compound.
3)
Install new oil seal in casting bore or adapter using suitable oil seal replacement tool.
h.
INSERTS.
Replace insert when threads are stripped or when insert is cracked or loose.
1)
Drill and remove damaged insert from casting.
2)
Install new insert in casting using suitable replacement tool.
3)
Install plugs in armor mounting inserts, as required.
4)
Install setscrews in hull armor mounting screw holes, as required.
i.
GREASE SEALS, PREFORMED PACKINGS, GROMMETS, AND GASKETS.
Seals, preformed packings,
grommets, and gaskets should be replaced when removed unless otherwise stated in the maintenance task. They
should not be reused.
j.
SPLINED PARTS.
1)
Remove burrs from splined parts with a soft honing stone.
2)
Replace parts that are worn or have twisted, cracked, or broken splines.
NOTE
Chase threads with a used tap or die. A new tap may cut oversize, while a new die may cut
undersize.
k.
THREADED PARTS.
Repair all parts that have stripped or damaged threads by chasing threads with a used tap or
die. Replace parts that cannot be repaired.
0014 00-8
l.
RETAINING RINGS.
1)
Retaining rings should be replaced when removed unless otherwise stated in the maintenance task. They
should not be reused.
2)
Some retaining rings are beveled on one side. When installing this type of ring, the beveled side must face
the part to be retained.
m.
SPRINGS.
Discard springs that have defects. Load and height inspection data, where needed, are given in
maintenance procedures.
n.
SHAFTS AND SPINDLES.
1)
Replace shafts and spindles that show signs of wear, binding, scores, cracks, burrs, or clogged oil passages.
2)
Remove obstructions with compressed air or by probing with soft wire.
3)
Remove burrs and minor surface defects with a crocus cloth.
o.
ELECTRICAL PARTS.
1)
Replace corroded or burned parts and parts which show signs of mildew.
2)
Tighten loose connections.
3)
Replace cracked or broken wires, circuit cards, relays, and connectors.
4)
Replace cracked, torn, or burned insulation and heat shrink tubing.
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