REPAIR ENGINE TRANSMISSION OUTSIDE SURFACE
Smooth blended area with crocus cloth (E122).
Do not leave any sharp edges.
Acid etch reworked area as follows:
Prepare a solution of 3 parts acetic acid
(E21) in 7 parts water. Wear gloves (E186)
Swab area with solution for 2 minutes. Use
gauze sponges (E184).
Rinse area with cold water.
Fluorescent inspect reworked area to check for
cracks (TM 1-1500-335-23). There shall be no
Apply surface treatment to reworked area as
Clean area with naphtha (E245) and clean
cloths. Wear gloves (E186). Let area air dry.
Swab on solution of chromic acid (E114) and
calcium sulphate (E91). Swab until metal
becomes dull gold to brown. Use gauze
sponges (E184). Rinse area with cold water
and let air dry.
Apply epoxy primer (E293) to reworked area. Let
air dry for 2 hours.
Apply epoxy topcoat (E166).
END OF TASK