PS Magazine - TB 43-PS-672
PS, The Preventative Maintenance Monthly
ISSUE 672
NOVEMBER 2008
46
PS 672
47
PS 672
NOV 08
prevented!
7. Poor grounding.
Have you prepared the
soil around your ground? Have you driven
your ground rods deep enough? Have you
used the right grounding wire and the right
connection? Have you hooked the ends of
the wire correctly and to the right spots?
Poor grounding is not only dangerous
to you, but it’s also dangerous
to the well-being of
your equipment!
8. Bad storage procedures.
Toss it here,
toss it there, toss it everywhere—and
break things in the process. Just because
your equipment is ruggedized, does not
mean it can’t be damaged.
9. No antenna maintenance.
Just stick it in the air.
It’s bound to work, right?
Sorry,
I can’t
hear your
response.
10.
Bad
batteries.
Yes,
replacing
them
is
often
easier
than
maintaining
them, but what happens
when you run out and the
supply well is dry? Battery
maintenance is basic and
not tough, so do it! If you’re
not
using
rechargeables,
now’s a good time to start.
6. Bad switches.
Like the ignition
on your car, a bad switch can start
(or not start) a series of problems.
HYEX…
Rod
Saver
Info
temperatures
drop and ice
forms on the
hydraulic
excavator’s
cylinder
rods.
problem
is, any ice
build-up on
the rods
will scrape
or cut
seals when
the rod
moves.
damaged seals
lead to fluid
leaks, which lead
to nmc equipment.
if you
find any
ice, get
rid of it!
another
rod saver,
no matter
what the
weather, is
to exercise
the
cylinders
weekly.
this fights rust
by spreading a
thin coat of oil
on the rods.
rust, like ice
build-up, will
scrape and cut
the rod’s seal.
if the excavator sits longer
than a month, spray the
rods with rust inhibitor,
nsn 8030-01-12
7
-418
7
.
make sure you don’t get any
inhibitor on the excavator’s
painted surfaces.
it’ll dissolve the paint right
down to the vehicle’s metal
surface.
before
operations,
remove any rust
inhibitor from
the cylinder rod
with cleaning
solvent.
you’ll find this
info on pages
23-3 and 23-5
of tm 5-3805-
280-10.
Exercise
cylinder
weekly
Remove
any ice
build-up
on rods
won’t turn on, won’t
turn off. the wiring’s
shot and so are your
communications!
It can and often
is when stored
or shipped
incorrectly.
672.46-47.indd
1-2
9/29/08
5:03:35 PM
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