Cleaning, Inspection, and Repair. - TM-9-2320-211-34-2-20023

TM 9-2320-211-34-2-2

Cleaning, Inspection, and Repair.

FRAME 1

WARNING

D o not use a wire brush or compressed air to clean brake

d r u m (1). There may be asbestos dust on the drums

w h i c h can be dangerous to your health if you breathe it

in.

C l e a n dirt or mud from brake drum (1) using a brush and water.

C h e c k that brake drum (1) is not warped or cracked. If brake drum is

w a r p e d or cracked, throw away drum and get a new one.

C h e c k that brake drum (1) is not scored or pitted. If brake drum is scored

o r pitted, using calipers, measure inside diameter (2). If inside diameter is

m o r e than 13.5 inches, throw away drum and get a new one.

I f inside diameter (2) is not more than 13.5 inches and brake drum (1) is

s c o r e d or pitted, using lathe, cut drum. Cut drum only as needed to take

off scores and pitting.

I f brake drum (1) was cut, using calipers, measure inside diameter (2). If

c a l i p e r reading is more than 13.5 inches, throw away drum and get a new one.

GO TO FRAME 2