PS Magazine - TB 43-PS-715
PS, The Preventative Maintenance Monthly
ISSUE 715
JUNE 2012
6
PS 715
JUN 12
1.
Raise the cab.
2.
Set the MASTER POWER switch to ENGINE ON.
3.
Using a red flter, NSN 6230-00-111-0190, shine your Fashlight directly into the
sensor. The ±IRE WARNING light should come on.
4.
Do the same thing with the second sensor on the other side o² the cab.
No warning light? The problem could be a dirty connector.
Unhook the connector on the ²aulty
sensor and blow out any loose sand or
dirt. Then, clean the connector with
isopropyl alcohol, NSN 6810-00-753-
4993, and ²oam swabs, NSN 4920-01-
243-0571.
Don’t use cotton swabs ²or cleaning.
They leave behind cotton fbers that
cause the same problems as dirt.
Test the sensor again. I² the ±IRE
WARNING light still won’t come on,
call in your mechanic. He’ll repair or
replace the sensors.
MLRS Carrier…
No AlArm?
Be AlArmed!
keep
those
sensors
in
top
form…
…by checking
them
weekly
like this…
if the sensors
don’t
work, it may be too
late—for you and
your vehicle—by the
time you discover
the fire.
the sensors on your
mlrs’ fire suppression
system are
supposed
to
trigger the fire warning
light when a fire starts.
properly warned,
you can trigger the
fire extinguishers
and keep damage to
a minimum.
I keep
smelling some-
thing
burning!
that’d
be me!
sure wish
you’d checked
my fire sensors
recently!
now what the
heck could
that be?
Shine red light into sensor…
Blow out loose sand and dirt
…and look for FIRE WARNING light
715 06-07.indd
1-2
4/20/12
10:47 AM
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