INSPECT ROTOR HUB SURFACE
Procedure is same for forward and
Position head (1) so that splines (2) on underside
Remove lacquer finish from a 1 inch wide strip
(3) around splines (2). Use acetone (E20) and
clean cloths (E120).
Remove primer coat to bare metal from strip
(3). Use abrasive pads (E2) and acetone (E20).
Wear gloves (E186).
Rinse finish removal area with a clean cloth
(E120) soaked in water. Dry area with a clean
Perform fluorescent-penetrant inspection of
strip (3) around splines (2). (Refer to TM
1-1500-335-23.) There shall be no cracks. If a
crack is suspected, refer to TM 1-1520-253-23.
If no cracks are found, remove inspection
coating. (Refer to TM 1-1500-335-23.)
Refinish strip (3) as follows:
Apply one coat of wash primer (E302). Wear
gloves (E186). Let air dry for 1 hour. Do not
let dry more than 4 hours.
Apply one coat of fast drying primer (E294).
Wear gloves (E186). Let air dry for 1 hour.
Do not let dry more than 2 hours.
Lacquer (E213) is extremely
flammable. It can be toxic. Keep away
from heat, sparks, or open flame. In
case of contact, immediately flush
skin or eyes with water for at least
15 minutes. Get medical attention
Apply two coats of black lacquer (E215).
Wear gloves (E186). Let air dry 1 hour
END OF TASK