PS Magazine - NOVEMBER 1985
PS, The Preventative Maintenance Monthly
ISSUE 396
NOVEMBER 1985
Winch
Safety .±±
Listen up out there! I'm a pin-a
shear pin, that is. I do a tough job, but
I'm realy just a sofy± I'm designed
and destined to give my al For a
greater good. I'm unse²Fish and se/F³
sacriFicing´ I'l break so that others,
µke your winch cab¶e, can remain
who¶e·
But
I
don't do anyone any good
if you don±t use me!
You see, the weakest µnk in a chain
a¶ways breaks First. I'm made to be
the weakest µnk in your winchinG
operaTon´ ¸o prevent more cost¶y and
dangerous breakage, I break.
But you±ve got to use me.
I
can±t
do my job lying in your glove com-
parTmEnt or on a supply shelF!
·
Oh, I know it's easy to s¶ip in a
substitute For me, µke a bo¶t, a rivet,
or a na¹. But they won't snap under
an over¶oad µke I wil. ¸hey'l ¶et your
cab¶e snap.
²Hat's dangerous
and expensive!
All right guy, you've made a good
point. Now it's My turn± SHear pins
come in a variety of styles but tHe most
comMon are:
It's good to keep a coUple of spare
sHear pins on² hand³ ´oweverµ if yoU
don't Have oRE wHen yo¶ need itµ Here's
a Fx ·r broken aluminum and brass
Steel grooved headed pin
<·
.o
Headless aluminum pin
(•
·0
Headless bras± pin
20
pins¸
±<
Original sheaR
Pin length
²³
Discard 2 Ends
CUt ²enter
of sheared pin
piece in ³alf
I-±"
-´
'i
'O
)
²
³ 1@
´
: ²
fµ
\
_±
.,
-=±²²:³
¶
²³
J
µ
Add wood
dowel
¶
Wrap tape aroUnd tHe PTO sHa¹ and
over the pin to keep iº in place» THis w¼Ll
also Help keep tHe dirt out³
Don't t½Y tHis witH tHe steel pin³ If it's
shearedµ it's FnisHed! If you're ¾osing
a lot of sHear pinsµ make sure you're
p¶tting in tHe cotter pins tHat Ho¾d tHe
sHear pi¿s in p¾ace³
NOV85
Truck
1%-Ton TM-´42-seriEs
´Vµ-Ton TM-´09-series
2Vµ¶Ton Mdls ·17A,
·18A, M¸Q
&
M¹64
5-Ton ¸M-21º» -260-
series
5-Ton ¸M-230-sEries
5-Ton TM-2¹3-series
10-Ton T¼-´33-series
21
FRont Winch
Shear ½in
N¾N 5315¿
00À080-9´º7
00-736-8685
00-¹36-8685
ÁEar Winch
Shear ½in
N¾N 53º5Â
0º-044-836´
00-´5´-566
_
00-´8´¿´583
00-´8´-2583
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