Quantcast TROUBLESHOOTING BRAKE DRUMS (Cont.) - TM-9-2330-326-14-P0330

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TM 9-2330-326-14&P
H-28. TROUBLESHOOTING BRAKE DRUMS (Cont.)
EXAMPLE
PROBLEM
CAUSE
SOLUTION
Blue or
Excessive heat from
Re-bore brake drum
discolored brake
dragging brakes or brake
within normal limits or
surface
imbalance between tractor
replace. Look for weak or
and trailer
broken return springs or
binding brake actuation
system. See
maintenance instructions
regarding turning of brake
surface.
Heat spotted or
High localized heating and
Grind hard spot and re-
hard spots in
cooling cycles
bore brake drum within
brake surface
normal limits. See
maintenance instructions
regarding turning of brake
surface.
Photo Not
Out-of-round:
Balance weight has fallen
Re-bore brake drum.
RequiredFor
balance
off or a balanced drum
Specify balanced brake
Explanation
was not specified
drums when ordering
replacement.
H-76



 


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