TM 9-4120-402-14
5-6. SCREENS, GUARDS, AND GRILLES.
This task covers: a. Repair
b. Replace
INITIAL SETUP
Tools
Materials/Parts
Refrigeration Unit Service Tool Kit
Adhesive
Appendix B, item 1
Appendix E, item 2
Brush
Adhesive Remover
Appendix B, item 2
Appendix E, item 16
Gloves
Gasket
Appendix B, item 2
NOTE
The only authorized repairs are replacement of gaskets.
a.
Repair.
(1)
Remove as much old gasket material as possible by pulling or scraping it away from the metal surface.
WARNING
Adhesive remover is flammable and the vapors can be explosive. Keep away from sparks or
flame.
Repeated or prolonged skin contact or inhalation of vapors can be toxic. Use in a well ventilated
area and wear gloves.
(2) Soften and remove old adhesive and gasket residue, using adhesive remover and a stiff brush.
(3) Coat mating surfaces of metal and gasket with adhesive. Let both surfaces air dry until adhesive is tacky but
will not stick to fingers.
(4) See Appendix F to identify and fabricate gasket to be replaced using material specified.
(5) Starting with an end, carefully attach gasket to metal. Press into firm contact all over.
(6) Minor dents and bent edges can be straightened using common sheet metal repair procedures.
(7) Straighten slightly bent grille blades by hand.
(8) Should touch up or refinishing be necessary, see TM 43-0139.
b.
Replace.
Replace screens, guards, or grilles that are badly dented or bent or screens that are punctured or torn.
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