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TORIQUE SPECIFICATIONS
TIGHTENING C-RING FITTINGS'
1.
Inspect
D-ring
and
seal
for dirt or
obvious
defects.
2. On
angle Mings
,
back the lock nut off
until washer
bottoms
out
at
top of
groove.
3
.
Hand tighten fitting until back-up washer
or
washer face (if
straight
fitting)
bot\()ms
on
face
and D-ring
is
seated.
4.
Position
angle fittings
by
unscrewing no
more than
one
turn
.
5.
Tighten
straight
fittings to torque
shown.
6.
Tighten
angle ftttings to torque shown
while holding body of fitting with a wr'ench
.
The
torque values
shown
are based Din
lu-
bricated
connections as in
reassembly.
TIGHTENING
FLARE TYPE TUBE
Fm~
1.
Check
flare and flare
seat
for
defect~;
that
might cause leakage.
2.
Align tube with fitting belore tightening
.
3. Lubricate connection and hand tightem
swivel nut until
snug.
4.
To prevent twisting the tube(s).
use
two
wrenches.
Place one wrench on the
con·
nector body and with the
second
tig~lten
Ihe
swivel
nut to the torque shown.
The torque values shown
are
based on lu·
bricated
connections as
in
reassemtlly.
Thread
Size
(in.)
3/8
7/16
1/2
9/16
3/4
7/8
101
/6
1-3116
1-5116
1-518
1-718
Tube
Size
00
(in.)
3116
114
5116
3/8
1/2
518
314
718
12
Nul
Size
Across
Flats
Torque
Value·
(in.)
(N.m) (Ib-II)
112
8
6
9/16
12
9
5/8
16
12
11 /16
24
18
7/8
46
3
4
1
62
46
'-114
102
75
1-31
8
122
90
101
/2
142
105
1-718
190
140
2-118
217
160
Nut Size
Across
Flats
Torque Value·
(In.)
(N.m)
lib-it)
7116
8
6
9/16
12
9
518
16
12
11116
24
18
718
46
34
1
62
46
1-114
102
75
1-3/8
122
90
Recommended
Tum to
Tighten
(After
Finge
r
Tightening)
(Flals)
(Turns)
2
1/3
2
1/3
2
1/3
2
113
2
1/3
101 /2
1/4
1
1/6
1
116
314
118
314
118
1/2
1/12
Recommended
Turns 10 Tighten
(After
Finger
Tightening)
(Flats) (Tums)
1
1/6
1
1/6
1
116
1
116
1
116
1
116
31
4
118
314
1/8
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