TM 9-4120-402-14
a. Inspect.
Check that guard (1) is not bent, cracked, or broken. If damaged, notify supervisor.
WARNING
Dry cleaning solvent used to clean parts is potentially dangerous to personnel and property. Do
not use near open flame or excessive heat. Use in well ventilated area.
b. Clean.
Wipe or vacuum all dust and dirt off guard. Clean with a cloth dampened with a detergent solution or dry
cleaning solvent. Use a soft brush if necessary to dislodge caked on dirt. Dry thoroughly.
c. Replace.
(1)
Remove four sets of screws (2), lock washers (3) and flat washers (4).from lower flange.
(2)
Remove four sets of screws (5) and flat washers (6) from upper flange.
(3)
Remove guard (1).
(4)
Aline guard (1) mounting holes with casing fasteners.
(5)
Secure guard (1) to casing with four sets of screws (5) and flat washers (6) in top flange and four sets of
screws (2), lock washers (3) and flat washers (4) in bottom flange.
4-65