TM 5-6675-315-14
1-20.10 Replace Ventilation Duct.
MOS:
52C, Utilities Equipment Repairer
TOOLS:
Hacksaw
Electric Drill and Bits
Ball Peen Hammer
Pop Rivet Gun
Cross Tip Screwdriver
Paint Brush
SUPPLIES: Sealant (Item 16, Appendix E)
Wood Block
Pop Rivets
Paint (Item 11, Appendix E)
Cheesecloth (Item 3, 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 mounting edges.
f.
Install new duct section cut from salvaged duct. Secure to van body with screws.
g.
Replace joiner plates. Install rivets to secure.
h.
Turn on air conditioner/heater.
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