TB 1-1520-251-20-13
CAUTION
Use care if any adhesive has bonded the fixture to the generator.
9.68 Work the one half of the fixture that does not cover the ring split first. Then slowly work back toward
the ring split location.
9.69
Make sure that the fixture removal has not moved the ring.
9.70 After removing the fixture, remove any excess adhesive on the exterior surfaces of the flange ring and
generator flange surfaces. A small scraper can be used to carefully remove cured or partially cured adhesive.
9.71 Use lint free wipes and cleaning solvent to remove any adhesive residue. Cured residue may require
the use of an abrasive cloth saturated with cleaning solvent.
9.72
Use the hand held countersink tool and cut a 90 bevel in each of the seven drilled holes.
CAUTION
Use care not to cut below the ring thickness.
9.73
Coat each pin with primer and, while still wet, insert into each hole.
9.74
Gently tap each pin with the hammer to seat the pin in the hole.
9.75
Peen each pin to deform the material to fill the countersink.
9.76
Lightly file each pin until the material is flush with the flange ring.
9.77
Wipe away any filing dust and any excess primer from all surfaces.
9.78
Remove any adhesive labels, pen marks, etc.
9.79
Wipe all surfaces with lint free cloths and cleaning solvent.
9.80 Put conversion coat on the newly installed pins and touch up the conversion coating on all of the
aluminum surfaces. See steps 9.17 through 9.24.
9.81
Remove the self-adhesive tape covering the air vent holes.
9.82
Clean away any tape residue with lint free cloths and cleaning solvent.
10. INSTALLATION Install the AC generator on the aircraft in accordance with the TM 1-1520-251-Long-
bow/Apache Interactive Electronic Technical Manual (IETM) procedures.
11.
RECORDING AND REPORTING OF THE MODIFICATION --
11.1
Records and Reports.
11.1.1 The following forms are applicable and are to be completed in accordance with DA PAM 738-751,
TAMMA-A.
11.1.1.1 Add entry on the DA Form 2408-13-1 that will remain on the aircraft forms and records until the
aircraft is returned to original configuration. TB 1-1520-251-20-13 has been applied to the A.C. Generator.
11.1.1.2 Add entry on the DA Form 2408-5-1 stating that TB 1-1520-251-20-13 has been applied to A.C.
Generator.
11.1.1.3 Add entry on the DA Form 2408-15 stating: TB 1-1520-251-20-13 has been applied to A.C.
Generator.
11.1.2 Technical point of contact for this TB is: Mr. Hector Irizarry AMSRD-AMR-AE-D, DSN 897-9703 or
commercial (256) 705-9703. Datafax is 256-705-9918. E-mail is hector.m.irizarry@us.army.mil.
11.1.3 Logistical point of contact for this TB is: Mr. William Wadlington SAFE-AV-AAH-LF, DSN 897-4103
or commercial (256) 313-4103. Datafax is DSN 897-4146 or (256) 313-4146. E-mail is william.wadling-
ton@peoavn.redstone.army.mil.
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