Volatile and toxic fumes occur when using solvents, causing both a fire and a
Provide proper ventilation and protective clothing, including eye shield, when
using solvents. Avoid breathing vapors and skin contact as much as possible.
Wash contacted skin with soap and water. If solvent contacts eyes, flush them
with clean water and get immediate medical help.
Consult U.S. Army Environmental Hygiene Agency (U.S. AEHA) Technical Guide
Operations 144 Guidelines for Controlling Health Hazards in Paint Operations
and the Material Safety Data Sheet (MSDS) for guidance.
(2) Cleaning. Clean area on blade to be covered 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) Scuff area on blade to be covered using abrasive paper, and clean sur face using cheesecloth or machinery
towel dampened with isopropyl or denatured alcohol, then wipe once again with a clean, dry cloth. Use of a power
polishing sander is permitted for this procedure.
Do not sand the bare metal skin of helicopter rotor blades. Sanding bare metal
skin on helicopter rotor blades reduces the structural integrity and fatigue life of
(4) Cut polyurethane tape, in the following manner:
(a) For 2-inch wide tape strip, cut five pieces 36-inches long and one piece 12-inches long.
(b) For 8-inch wide tape strip, cut five pieces 36-inches long and one piece 16.5-inches long.