TM 5-5420-226-20-1
-.
Symptom-22
FROM
STEP
o2R
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- BRAKES
(Continued)
/
Check
master
cylinder
for leaks.
Firs[
l
l
Technician
(Operators
Station)
Apply
750-900 psi pressure
to brake system
and check
indicator
needle
for loss of pressure.
Check
master
cylinder
assembly
for leaks at the
mounting
bracket
boot,
drain
plug, bleeder
valve,
pipe plug and
connecting
tube assembly.
m
~
IS master
cylinder
leaking?
/
DRAIN
PLUG,
GAGE
CONNECTING
TUBE
(HIDDEN)
BLEED
MASTER
VALVE
CYLINDER
1
/
L~!-
d
n
. .
.
PIPE
.;.. .
PLUG
...
I
BOOT
--:-
/COnneCting
~MOUNTING
TUBE ASSEMBLY
BRACKET
OPERATORS
STATION
Replace
leaking
master
cylinder
(page
13-2).
I
TA107O34
4-345