REPAIR INSTRUCTIONS - TM-10-3930-673-340099

TM 10-3930-673-34

2-15. REPAIR INSTRUCTIONS

a. General. Any repair procedure peculiar to a specific part or component is covered in the section or

paragraph relating to that item. After repair, clean all parts thoroughly to prevent dirt, metal chips, or

other foreign material from entering any working parts.

CAUTION

Repaired items must be thoroughly cleaned to remove metal chips and abrasives to

prevent them from entering working parts of the ATLAS.

b. Castings.

(1)

All cracked castings will be replaced.

(2)

Only minor repairs to machined surfaces, flanges, and gasket mating surfaces are permitted.

Remove minor nicks, burrs, and scratches with:

(a)

Fine mill file.

WARNING

Drycleaning Solvent (P-D-680) is TOXIC and flammable. Wear protective goggles and

gloves; use only in a well-ventilated area; avoid contact with skin, eyes, and clothes;

and do not breathe vapors. Keep away from heat or flame. Never smoke when using

solvent; the flashpoint for type I drycleaning solvent is 100F (38C), type II is 138F

(59C), and type III is 200F (93.3C). Failure to do so may result in injury or death to

personnel.

If personnel become dizzy while using cleaning solvent, immediately get fresh air and

medical help. If solvent contacts skin or clothes, flush with cold water. If solvent

contacts eyes, immediately flush eyes with water and get immediate medical

attention.

(b)

Crocus cloth dipped in drycleaning solvent.

(c)

Lapping across a surface plate.

(3)

Remachining of machined surfaces to repair damage, warpage, or uneven surfaces is not permitted.

Replace castings.

(4)

Repair damaged threaded pipe plug or screw threads with a tap. Repair oversize holes with

threaded inserts.

c. Bearings. Refer to TM9-214 for repair of bearings.