TM 55-1520-240-23-4
5-66.2
REPAIR TITANIUM NOSE CAP CRACKS (AVIM)
(Continued)
5-66.2
21.1.
Determine the finish system used on the rotor
blade (TM 55-1500-344-23).
a.
For rotor blades without 58 proceed to step
22.
b.
For rotor blades with 58 proceed to Task
2-350.1.
22.
Refinish repair area (27) as follows:
a.
Solvent wipe repair area (27). Use cloth
(E120) damp with acetone (E20). Wipe
dry. Use clean cloth (E120). Wear gloves
(E184.1).
Epoxy primer (E292.1) is flammable
and toxic. It can irritate skin and
cause burns. Use only with adequate
ventilation, away from heat or open
flame. Avoid contact with skin, eyes,
or clothing. In case of contact,
immediately flush skin or eyes with
water for at least 15 minutes. Get
medical attention for eyes.
b.
Apply a thin mist coat of epoxy primer
(E292.1). Wear gloves (E184.1). Allow to air
dry for 1 hour.
Naphtha (E245) is combustible and
toxic. It can irritate skin and cause
burns. Use only with adequate
ventilation, away from heat. In case
of contact, immediately flush skin
or eyes with water for at least 15
minutes. Get medical attention for
eyes.
Use only aliphatic naphtha IT-N-95
(E245). Other types can contaminate
blade surface.
NOTE
If lacquer finish is applied within 2
hours after epoxy primer, cleaning
with aliphatic naphtha is not required.
5-318
