PS Magazine - TB 43-PS-670
PS, The Preventative Maintenance Monthly
ISSUE 670
SEPTEMBER 2008
5
PS 670
SEP 08
Check the Brake
for Goodness Sake!
Access the service brake
cable through the exhaust
duct door panel assembly.
Loosen
the
hose
clamp
holding the outer sheathing
on the cable in place.
If the service brake cable
is green, you’re good to go.
However, if the cable is
black, you’re not Fnished.
I
f your Bradley or its personnel heater won’t start, don’t pull your hair out! The
problem could be caused by an accidentally closed fuel shutoff valve.
The valves are located inside
the bottom of the turret wall.
With the close conFnes of the
Bradley turret, it’s easy for a
misplaced foot or loose gear to
snag one of the valves and turn
it off.
So, if your Bradley’s engine
or heater won’t start, make the
shutoff valves your Frst check. It
might save your mechanic some
troubleshooting time and you a
whole lot of embarrassment.
±urther inspection means removing the tank’s powerpack. It’s up to your
commander to decide whether the inspection should be done right away or at the
next scheduled service.
There are two manufacturers of the black service brake cables. The only way to
tell the difference between the two cables is by the CAGE and part number stamped
in white ink on the cable’s plastic outer sheathing. There is no standard location for
the stamping, so it could be anywhere on the cable.
The bad cables will have 19207-12273440 stamped on the cable. Note that the
“2” in the 19207 may appear to look like a Z. These cables should be replaced and
an S± 368,
Product Quality Defciency Report,
submitted for credit and disposition
instructions.
The good black service cable will be white stamped with 72166-12273440. You
can continue to use these cables.
±or the complete scoop, check out TACOM Ground Precautionary Message 08-
010. You can Fnd it online at the AEPS website:
Check the Brake
for Goodness Sake!
M1-Series Tanks…
Check the Brake
for Goodness Sake!
M2/M3-Series Bradleys…
CheCk the Valves
First!
Fuel shutoff valves are
easy to snag and close
Look for CAGE and
part number stamped
in white ink on cable
the service brake cable,
nsn 2590-01-080-565
7
,
installed on your
m1-series tank
could
be defective.
the inner core
conduit in the bad
cables doesn’t
hold up to high
temperatures.
engine heat
can cause the
conduit to melt.
if that happens,
the brakes may
not release after
they’re engaged and
the transmission
could be damaged.
short of an actual
failure, the only way
to tell if you have
the defective brake
cable is to inspect
the vehicle.
here’s how…
Loosen hose clamp and pull back outer sheathing
inspection?
but I’ve got an
important mission
scheduled!
not ‘til I take
a look at your
service brake
cable!
it could be
defective!
eseeseee
670.04-05.indd
1-2
7/25/08
2:47:15 PM
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