TM 1-1520-238-23
7-424
7.113.
HYDRAULIC TUBES AND FITTINGS PERMASWAGE REPAIR
7.113.3. Determine Type of Repair
The tube swaging kit is an “in place” or “on aircraft” tool. A small pinhole or crack not exceeding 0.30 INCH can
be repaired with a single swaged union. All other damage must be repaired by removing the damaged section and
splicing in a replacement section.
LEAKING TEE OR ELBOW
NEW SECTION
NOT TO EXCEED 0.30 INCH
M04-2844-1
PIN HOLE LEAK OR CRACK IN TUBING
LEAKING END FITTING
ORIGINAL TUBING
TYPES OF REPAIR
LONGITUDINAL CRACK IN TUBING
(CRACK LENGTH IN EXCESS OF 0.30 INCH)
NEW TUBE-END
ASSEMBLY
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