TM 55-1680-320-23 & P
3-15. BOOM HEAD ASSEMBLY - REPAIR (cont)
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2. Cleaning.
Use solvent in a well ventilated area. Avoid prolonged breathing of fumes. Keep away from open flame.
Use approved safety equipment.
Use approved personal protective equipment (goggles/face shield) when using compressed air. Air pressure
is restricted to a maximum of 35 psi. Do not direct airstream towards self or other personnel.
Do not immerse electrical components in cleaning solvent. Wipe clean with a cloth dampened in soap and
water solution.
If parts are not to be inspected immediately after cleaning, dip them in preservation oil to prevent rust spots.
a. Clean electrical connectors in accordance with the procedures outlined in TM 55-1500-343-23.
b. Wash remaining components in solvent and rinse thoroughly. Dry with compressed air.
3. Inspection.
a. Inspect all parts for nicks, cracks, scratches and dents (refer to Task 2-11).
b. Inspect for corrosion (refer to Task 2-11) and evidence of leakage.
c. Inspect all threaded parts for crossed, stripped and damaged threads.
d. Inspect electrical wiring for frayed and broken insulation. Check for cuts and tears.
e. Inspect electrical connectors for bent, broken or missing pins. Inspect for evidence of overheating or shorting.
f. Inspect identification and lubrication plates for legibility and security of attachment.
4. Repair. Repair of parts is limited to the removal of minor nicks, burrs, scratches or other surface damage using aluminum
oxide cloth or fine abrasive. Clean parts thoroughly after repair. If damage is extensive, or if minor repair will affect
serviceability, replace the part.
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