TM-9-2815-205-34
ENGINE WITH CONTAINER; MODELS 5063-5299, 5063-5392, 5063-5393, 5063-5395, 5063-5398, 5063-539F, 5063-539L
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
AUGUST 1992
TM-9-2815-205-34 - Page 31 of 596
TM9-2815-205-34
2-2. CLEANING AND GENERAL REPAIR INSTRUCTIONS (Cont)
c. Repair
(1) General. Procedures for repair will be the same for a great percents e of parts and
components. To avoid repetition of instructions, general procedures or repair are detailed in
paragraphs below. After repair, clean all parts thoroughly to prevent metal chips from repair
operations, or abrasives used in repair operations, from entering working parts of the engine.
CAUTION
Avoid damage to casting while using welding equipment. Refer to TM 9-237 for welding
instructions.
(2) Castings.
(a) Replace all castings that are cracked or do not conform to tolerances specified in repair
App G.
WARNIN G
(b)
(c)
(d)
(e)
(f)
Dry cleaning solvent P-D-680 is toxic and flammable. Wear protective goggles
and gloves and use in a well-ventilated area. Avoid contact with skin, eyes, and
clothes. Do not breathe vapors. Do not use near open flame or excessive heat.
The flash point Is 100-138°F (38-50°C). If you become dizzy while using cleaning
solvent, get fresh air immediately and seek medical aid. If contact with eyes is
made, wash with water and get medical aid immediately.
(3) Ball
(a)
Repair minor damage to machined surfaces with a fine file, emery cloth, or crocus cloth
dipped in cleaning solvent.
Replace all castings on which machined surfaces are burred or nicked to the point of
impairing subsequent assembly or operation.
Repair minor warpage of a mounting flange or gasket surface by working surface across a
sheet of emery cloth held tightly on a surface plate or a flat surface. Finish repair by using
crocus cloth in a similar manner.
Replace castings having flanges which are warped to the point of impairing assembly or
operation.
NOT E
Pipe-plug threads in castings must be in good condition to prevent oil or water leakage.
Repair damaged pipe or cap screw threads in tapped holes with a thread tap.
Bearings.
Replace all galled, pitted, or damaged ball bearings and any that do not conform to
tolerances specified in App G.
2-4
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