PS Magazine - JANUARY 1987

PS, The Preventative Maintenance Monthly

ISSUE 410

JANUARY 1987
PS Magazine - JANUARY 1987 - Page 11 of 33
•
Use two opn-end or
tub wrenches to tighten or
lOsen fttIngs±one to hold
the conNector and
•
²ever use Pliers to hold a Ftting. They
crush tuBes and round o³ nuts´
•
²ever µgh¶N a ft·ng ¸hat's
under Pressure. Yo¹'Ll damage
tHe Ftting and
not
tighten the
conNection´
Wen Putting a Fttiºg Back toge»her or rePlacing one, get it tight. .
. just right´
Make sure the ¼uBe is square with the conNector and that there is no Pressure
Between the tuBe and nut´
Tighten the nut ½y hand
a
µght
a
you
can get it´ Then tighten tHe nut ano»her
1/6
to
1/3
tu¾¿one or two Àats on the
hex nut±using ¼wo wrencHes.
ÁsurIze Âe sys¶m ´
.
I
you gE a lÃk,
dePressurize the system, then tighten
the nut another
1/6
tu¾, But no more´
RePressurize the system´
if
eveÄ's
OK,
you've got a lÅÆÇÈ connɵon´
I
not, take the connection aPAt Ênd start
As tight as you can
get it by hand .±±
²²³ then one-sixtH
´µ¶turn (one flaT) mOre
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