PS Magazine - TB 43-PS-426
PS, The Preventative Maintenance Monthly
ISSUE 426
MAY 1988
J
. p
I
!
.
±
iI
Sling Sets ±²³
What goes up must come down.
BUt tHe condition of your sling set Has
a wHole lot tO do wiTH ±²W wHat yOu
send up comes dOwn.
If you sling an expensive piece of
eqUipment under a big bird witHout
giving tHe sling set a tHorougH inspec-
"
tion, you're just asking Fr trouble.
fr,
So be smart³ be safE and be sure.
±ere's How:
Bef´re using your sling set, lOok at alL
metal parTs for rust, corrosiOn, burrs,
\
1
cracks, be
ds and sHaR edges.
,
'·
,.²
±•lL²³f)
"
r
·
'´
-
e
µse ¶e damage criteria
tabl· in
CHapter
4
of ¸M 55-450-1 to dete¹miNe
if a damaged component must be reº
placed.
Appendix A of »e ¸¼ lists
parts f´r ¶e 10,000½
and 25³000½lb ¾¿
EyµbaLL
aLL mµTaL
)
¶
±
¸
¹
:
P
_
a
º
N
_
»¼½¾ ¿ÀÁÂÃÄÅÆÇ
²³
Àub oÁ corrosion and rust witH a wire
b¹usH or emÂ
ery cloÃH.
slÄngs.
·
SmootH
oÁ burrs
or
sHarp
edges
wiTH a file.
Åf you finD cuts or Æaying, use »e
damage criteria table to Help you decide
if tHe rope Needs to be replaced.
Åf ÃHe Çope is Èzzy, no need Éo worry.
ʸuzziness
Ëon't
aÁect
tHe
rOpe's
strengÃH.
ÌHe eyes and cones on eacH rope are
coated witH poLyuÍe»ane tÎ keep out
dirT and oil. Small cuts, scratcHes and
abrasions in ÏHese areas are ²K, too.
³
.
±
I
I
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