TM 5-6675-313-14
1-20.10 Replace Ventilation Duct.
MOS:
52C, Utilities Equipment Repairer
TOOLS:
Hacksaw
Electric Drill and Bits
Ball Peen Hammer
Pop Rivet Gun
Paint Brush
Cross Tip Screwdriver
SUPPLIES:
Sealant (Item 16, Appendix E)
Wood Block
Pop Rivets
Paint (Item 12, Appendix E)
Cheesecloth (Item 5, Appendix E)
Salvaged Ventilation Duct
a.
Turn off air conditioner/heater so air will not blow through duct.
b.
Drill rivets from damaged section of duct. Remove joiner plates.
c. Remove mounting screws to remove damaged sections of duct.
d.
Straighten remaining sections of duct at edges using hammer and wood
block.
e. Place sealant on
f.
Install new duct
g.
Reinstall joiner
mounting edges.
section cut from salvaged duct.
Secure with screws.
plates.
Install rivets to secure.
h.
Paint as necessary.
i. Turn on air conditioner/heater.
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