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TM 5-4120-377-14
c. Lubrication
(1) Snaps may be lubricated with silicone type lubricant or a wax stick.
(2) Turnbutton fasteners may be lubricated with silicone type lubricant or light oil.
d. Inspection/Repair
(1) Inspect for rips, cuts, tears, or punctures in the fabric.
(2) Inspect for damaged, loose, or missing eyelets and snap fasteners.
(3) Refer repair to direct support maintenance.
e. Installation
(1) Aline eyelets to casing mounting holes.
(2) Using screwdriver, secure top of fabric cover with four screws, eight flat washers, and four packing
with retainers.
(3) Secure sides with ten screws and flat washers.
(4) If the air conditioner is to be returned to normal operation, open the snap fasteners, roll up the back
flap, and secure it with the stowing straps and turnbutton fasteners.
NOTE
If air conditioner installation requires removal of cover, reinstall mounting screws, washers,
and packing with retainers. This will protect threads in the casing and prevent air leaks.
4-19.
CBR (CHEMICAL, BIOLOGICAL, RADIOLOGICAL) DUCT COVER
Figure 4-23. CBR Duct Cover
a. Removal
(1) Using screwdriver, remove five screws and flat washers and two flat head screws.
(2) Remove cover.
4-52
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