PS Magazine - NOVEMBER 1974
PS, The Preventative Maintenance Monthly
ISSUE 264
NOVEMBER 1974
.±²³´³µ¶·¸¹º»¼
0
Always repLace with same-type tub±
0
If appearance counts or you Have
²ng. Never put ²n Brass or copper to re±
sharp corners, you need a ³ever´type bendµ
p³ace stee³¶
USE BENDER .±.
e
Use the o³d ³ine as a Pattern· Shape
the new one
before
you put on ferru³es
and nuts·
Q
Use a tube cutter¸ no F³es or hack¹
saws. º³ways deburr the tube ends» Make
t¼e neW t½be
lF
inch to
1;,
inch ³onger
¾
t¼an t¼e o³d one·
±
¿e sure the tube is round, the ends
sEat
squareLy,
and
compression
nut
threaDs
À
straight·
You can bend t¼e ³ine with a spr²ng
bender if you don't need sharp turns or if
³ooks are Áo big deaL. ¿ender, interna³
spring type, for tubing up to
%
inch, is
NSN
5²20-00³277³839²´
nSn
5120 ±²-
22³´1542 µ
V
inch
222¶·543
=
3;16inch
24²¸²·52
½
v
inch
2¹²º²153
=
6inch
24²»²·54
=
µ
iNch
24²-²155
¾
Y
inch
24²•²1¼6
¿
¶
inch
½40-²·¾7
À
·
iNch
2²3¶¿¹À·
Á
·
iNch
tai way.
The 0´r²ng goes into a Litt³e recess·
ÃSo run the ³ock nut back up on its
threaÄs to c³ear the recess, with the recess
f
;:
I
=;²
of the nut facing the 0´ring groove¶
ÅÆit the backÇup washer on·
ÅÈube the 0´rinG and sLip it on after
tÉe washer.
ÅScrew the Êtting iÂto the boss unti³
the 0´ring just touches·
ÅËosition the FttingÌ never m
¾
ind if you
have to ³oosen it or screw it in up to a
ÍuL³ tuR·
ÅÎo³d the Ftting Âeck with a wrenchÏ
ÐiGhteÂ
the
tube
end aga²nst it·
Then
ÑiÒhte the nut against the face of the
ÓosÔ·
y'
goÕ it made·
NON¸POSITiONInG T¹Pº
-
Seat 0´ring in
groove
Ö
under hex nut with a th²n skin of
Lube on it×
ØÆinÒer±tighten
the
ÊttiÂÙ anÄ Úoss
when you have ' em in ³ine·
ØOpen´end wrench the joint to a sÂug
Ût aÒaiÂÔt the face of thÜ ÝossÞ
pOsitiON»Ng t¼P½
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