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Page Title:
EXCESSIVE BRAKING DISTANCE (cont) |
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 TM 9-2320-366-20-2
TM
i1. EXCESSIVE BRAKING DISTANCE (CONT)
i1.
KNOWN INFO
TEST OPTIONS
6.
Air tanks pressurized.
Visual inspection
REASON FOR QUESTION
Rear brakes apply OK.
Damaged detent washers
Front brakes apply OK.
Are all detent washers
will not allow automatic
Brake shoe adjustment OK.
free from damage?
adjusters to operate
Brake linings OK.
properly.
Return springs OK.
POSSIBLE PROBLEMS
Faulty detent washers.
NO
Faulty adjusting pawl.
Faulty actuator.
Faulty plunger chamber
Replace adjusting bolt
seals.
YES
assembly (para 11-4
Faulty wedge assemblies
and 11-5).
or brake chamber.
KNOWN INFO
TEST OPTIONS
7.
Air tanks pressurized.
Visual inspection
Are adjusting pawl
REASON FOR QUESTION
Rear brakes apply OK.
springs present and
Automatic adjusters will
Front brakes apply OK.
free from damage and
not work if adjusting pawl
Brake shoe adjustment OK.
are pawl teeth free from
springs are damaged or
Brake linings OK.
damage?
missing or if pawl teeth
Return springs OK.
are damaged.
Detent washers OK.
POSSIBLE PROBLEMS
NO
Faulty adjusting pawl.
Faulty actuator.
Faulty plunger chamber
Replace adjusting
seals.
YES
pawl and spring
Faulty wedge assemblies
(para 11-4 and 11-5).
or brake chamber.
2-1842
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