What was found
RT ENGINE START LIGHT ON AND RT ENGINE START EICAS MESSAGE ON, CLIMBING THROUGH 15,000 FT. PROBLEM INTERMITTENT ON ABOUT 60 PERCENT OF THE TIME. PROBLEM APPEARED THROTTLE SENSITIVE. RETARDING RT THROTTLE, LIGHT GOES OUT AND ADVANCING THROTTLE LIGHT COMES ON, ABOVE 12,000 FT. REPAIRED CHAFED WIRE AT START VALVE. GROUND RUN CK GOOD.