Installation Instructions

REPAIRING DAMAGED CSST TUBING & FITTINGS
Repair Classifications:
FITTINGS: Leaking fittings should be repaired in accordance with the manufac-
turers installation instructions. In some cases, the entire fitting or parts of the
fitting must be replaced totally.
CSST TUBING: If the tubing is damaged, the severity of damage and if
necessary, the method of repair shall be determined as follows:
a. Tubing shall be repaired if damaged due to a puncture of any kind from nails,
screws or drill bits.
b. Tubing shall be repaired if significantly damaged due to impact or crushing as
indicated in figure 4-44.
c. Tubing shall be repaired if bent beyond its minimum bend radius and there is
a crease or kink in the tubing.
(See figure 4-45)
d. No repairs or replacements of tubing is necessary if the tubing is only slightly
dented due to minor impact or crushing. (See figure 4-46)
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5.1 Repair and Placement of Damaged CSST
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