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 3500 ENGINE
SPECIFICATIONS
TORQUE FOR FLARED AND O-RING FITTINGS
The torques shown in the chart that follows are to be used on the part of 37 Flared, 45 Flared and Inverted Flared
fittings (when used with steel tubing), O-ring plugs and O-ring fittings.
ASSEMBLY OF FITTINGS WITH
STRAIGHT THREADS AND O-RING SEALS
1.
Put locknut (3), backup washer (4) and O-ring
seal (5) as far back on fitting body (2) as
possible.
Hold these components in this
position. Turn the fitting into the part it is used
on, until backup washer (4) just makes contact
with the face of the part it is used on.
NOTE: If the fitting is a connector (straight fitting) or plug,
the hex on the body takes the place of the locknut. To
install this type fitting tighten the hex against the face of
ELBOW BODY ASSEMBLY
the part it goes into.
1.
End of fitting body (connects to tube). 2.
2.
To put the fitting assembly in its correct position
Fitting body. 3. Locknut. 4. Backup washer. 5. O-
turn the fitting body (2) out (counterclockwise) a
ring seal. 6. End of fitting that goes into other part.
maximum of 359 Tighten locknut (3) to the
.
torque shown in the chart.y
A71009X3
4
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