PS Magazine - TB 43-PS-554

PS, The Preventative Maintenance Monthly

ISSUE 554

JANUARY 1999
PS Magazine - TB 43-PS-554 - Page 23 of 43
PS 554
26
JAN 99
TOW 2 Missile System . . .
Cracks in crossbars?
he tripod is what supports your TOW.
If the tripod’s shaky, your accuracy will
be too. Here are a few ways you can
support the tripod.
The tripod’s most critical part is the
locking clamp. If it works
loose, as it
often does during firing, the traversing
unit (TU) won’t be locked on tight and
you’ll have trouble tracking a target.
After you install the TU and lock down
the clamp, try to twist the TU back and
forth. If there is any movement, your
repairman should tighten the clamp with
Help the tripod last by not riding
around with the TU mounted. That loos-
ens the clamp and eventually ruins it.
Eyeball the tripod crossbars on all four
sides for cracks. If you spot any, it’s
time for a new tripod.
Locking clip OK?
a
3
/
16
-in hex wrench. If you would rather
do it yourself, get a cheap hex wrench
Turn the TU again. If there’s still play,
the clamp’s shot. Get a different tripod.
Also make sure the locking clip for
the clamp works. If it can’t do the job,
the clamp can unlock and the TU takes
a fall.
Tighten clamp if loose
Test tripod by twisting TU
i'm feeling
a little
tipsy
'cause my tripod
needs
pm
.
PS 554
26
JAN 99
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