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Condition
Pedal
yields
under
slight
pressure
Brake
System
Probable
cause
Wheel
cylinder
in poor
condition
Poor
sliding
condition of brake shoe
Looseness
of
cylinder body
or
back
plate
securing
bolts
Scored
or
out
of
round drums
Sticking
wheel
cylinder
cups
Deformation of back
plate
Incorrect
adjustment
of
wheel
bearings
Incorrect
adjustment
of wheel
alignment
Looseness of leaf
spring securing
U
bolts
Faulty
N L
S
V
Deteriorated check valve
Ex
ternalleaks
Leakage
on
master
cylinder
BR 24
Corrective
action
Repair
or
replace
Adjust
Fasten
or
replace
Recondition
or
replace
brake
drum
as
reo
quired
Check for
improper lining
contact
with drum
and
grind lining
if
necessary
Recondition
or
replace
cylinder
Replace
Adjust
or
replace
Adjust
Tighten
or
replace
Replace
Replace
check valve and bleed
system
Check
master
cylinder
piping
and
wheel
cylinder
for leaks and
repair
Overhaul
master
cylinder
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