TASK L-100 polyurethane paint may be used in placed of agcoat. TASK L-100 may
also be utilized to repair agcoat.
(1) Tip Caps. DELETED.
(2) Cleaning. Clean area shown in figure 3-19 with cheesecloth or machinery towel dampened with MEK,
isopropyl alcohol or denatured alcohol.
Some rotor blades may be painted with acrylic lacquer, and MEK can adversely
affect this paint and the subsequent quality of the erosion protection. In this case,
MEK should not be used as a cleaning agent.
(3) Masking. Mask off area for polyurethane coating with Tuck tape as shown in figure 3-19.
Surface preparation and cleaning are the most important steps to insure proper
(4) Surface Preparation. Scuff the masked off area with 120 grit sandpaper. Only sand in a spanwise direction,
(5) Cleaning. Wipe the masked area several times with cheesecloth or machinery towel dampened with
isopropyl or denatured alcohol, then wipe once again with a clean, dry cloth.
(6) Mix Primer. Stir primer Part A before using. Mix equal amounts (4 oz of each) of AGC 1201-7 primer parts A
and B in a beaker and stir well. Close can and bottle after pouring out required amounts.
Consult U.S. Army Environmental Hygiene Agency (U.S. AEHA) Technical Guide
144 Guidelines for Controlling Health Hazards in Paint Operations and the Material
Safety Data Sheet (MSDS) for guidance.
disposable (Tyvek) coveralls. Avoid skin contact. Always apply coatings so that
any spray or vapors are directed away from breathing zone of individuals. Use
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