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 TM 9-4120-425-14&P
HOUSING GENERAL SUPPORT MAINTENANCE - Continued
0081-00
WARNING
Disconnect air conditioner power supply.
WARNING
Acetone and methyl-ethyl ketone are flammable and their vapors are explosive.
Prolonged or repeated inhalation of fumes or contact with the skin can be toxic. Use
in a well-ventilated area, wear gloves and an air filtering mask, and keep away from
sparks or flame.
INSPECTION
1.
Inspect for damage. Look for loose, frayed, cracked and missing insulation.
2.
Visually check for excessive drying of insulation or shrinkage.
REMOVAL
1.
Scrape and pull off as much of the damaged insulation as possible.
2.
Soften the remaining insulation and adhesive with acetone or MEK (methyl-ethyl ketone).
3.
Repeat the softening and scraping process as required.
4.
Clean up metal surfaces with cloth moistened in acetone or MEK.
INSULATION REPAIR
1.
Repair loose or torn insulation with adhesive.
2.
Replace frayed, cracked or missing insulation.
3.
Cut a sheet of the proper insulating material to correct shape.
4.
Coat the attaching side with adhesive, using a paint brush to ensure complete coverage.
5.
Coat the metal with adhesive to which the insulation is to be attached.
6.
Let both surfaces air-dry until the adhesive becomes tacky but will not stick to the fingers.
7.
Starting at one corner or at a narrow edge, carefully bring the insulation into full contact with the metal.
8.
Press into firm contact all over.
9.
Allow sufficient time to dry thoroughly before installation.
0081-00-2
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