PS Magazine - TB 43-PS-678
PS, The Preventative Maintenance Monthly
ISSUE 678
MAY 2009
34
PS 678
MAY 09
35
PS 678
MAY 09
An overweight aircraft can’t do its mission and believe it or not, every little bit
counts when it comes to weight and balance.
This is especially true when the instructions state, “Weight and balance are not
signiFcantly affected” or “Weight and balance impact negligible” but it’s obvious
a weight change occurs. Wires, clamps and hardware collectively have weight, in
some cases, signiFcant weight!
±ill out the forms like it says in
TM 55-1500-342-23,
Army Aviation Maintenance
Engineering Manual Weight and Balance
,
and keep your aircraft airworthy!
If you suspect an error in aircraft modiFcation instructions, you need to submit a
DA ±orm 2028,
Recommended Changes To Publications and Blank Forms.
All
Aircraft…
+ Modifications Add Up! +
a
new
bird
is a lean,
mean flyin’
machine.
but lately, as dozens
of mwos and ecps
are added, weight and
balance become
a concern.
remember, the mass
properties team
(mpt) at redstone
arsenal determines
“negligible”
changes in aircraft
weight and balance.
every little
bit counts!
I’m a
lean
mean flyin’
machine!
I’m a little
overweight.
I’ve eaten
too many
ecp and mwo
mods.
now how
do I get
off the
ground?
pm
and
inspections
are
important.
distractions can lead
to
disasters!
678.34-35.indd
1-2
3/30/09
2:24:16 PM
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