PS Magazine - SEPTEMBER 1986
PS, The Preventative Maintenance Monthly
ISSUE 406
SEPTEMBER 1986
One of nature's little laws is
t
-.±²³´µ
Two ThINgs can ±Cupy tHe same sPacE at
the same time. W²en T³ey
t
it, one or
the other-or both-e´ds up takiNg a
beatiNg, as any Runnµng baCk clobbered
in the hole by a linebacker can testiF.
You get The same violent ¶eaction
when you try to sCrew a bolt ·to a bLind
hole that has
d
or oTher crud in it.
Several things can hapPen-aLL bad¸
¹he resistaNce you get ºom T³e di»
Might lead you to B¼eve you've got The
right torque. ½ut chanCes are T³e bolt
head stoPped sho» of its goal And you
¶ · · There's
Dir
in
The bo¸Tom
of ¸he hole
end up ¾i¿ untighteneD gasket oR T³¶eads of the bolt or The housinG.
whateverÀ When thµngs aren't tig³t, a
You cÁn Âke sUÃ This never hapÄns
·
leak is bound to ÅllowÀ
by Checkµng and Cleanµng out alÆ blÇnd
Èven worseÉ you Can keeP on torquÊ
holes wit³ a thIn wi¶eË Ìhen blow it out
ing a diÍtÎstoPped bolt till you strip the wiT³ air.
18
SEP 86
M728 CEV ¹º»
Securing The Gearbox
Ïoose ÐraversÇng gEA¶bÑx ÒÑlts o´ Ó728Ôs CAn't ÕE mÖ×h straØn bEÅÙE
They breakÀ
¹³e weight of a heavy load on The Ó728's ÚÎÛame, Plus a tÜÝg TurÞet,
will break The bolts. ¹he gearboX will fall into the crew coMpa¶tßent. Someone
can get hurT.
You Can stop falling gearboXes by doing thIs when you have the àÈV in År
qua¶Terly serviCe:
áânsPeCt T²e gearboX Ŷ mØssing
bolts ¸
áâf you ãnd any bolts mÇssµng, get
supporT to rePlaCe 'em.
áÓanually turn the tu¶ret Çn all
ranges.
äåave someone watch the gearboX.
âf it æoves, bolts are loose.
ä¹orque the two toP bolts to 30ç
35è lbéê and the siX side bolts to
125Îë65 lbéê¸
SEP ±6
²9
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