What was found
NUMBER 1 ENGINE COWL ANTI ICE ILLUMINATED ON TAKEOFF ROLL. PIREP ENGINE #1 COWL ANTI ICE ILLUMINATED AT HIGH POWER SETTINGS. WHEN THRUST WAS RETARDED, LIGHT EXTINGUISHED. SECURED NO 1 ENGINE ANTI ICE VALVE IN OPEN POSITION PER MEL. ELECTRICAL CONNECTOR DP1302 DISCONNECTED , CAPPED AND STOWED. ENGINE 1 HIGH STAGE VALVE SECURED CLOSED, SEE LOGPAGE 6152199. PLACARD INSTALLED ON P5 PANEL. COMPLIED WITH MEL 3003C. TOMC APPROVED, DDP C/W VALVE, ANTI-ICE OFF 29-3021-9-0002 0947 ON 0000 VALVE, ANTI-ICE OFF 29-3021-9-0002 0947 ON 29-3021-9-0002 1151 R/R ENG #1 ANTI ICE VALVE IAW AMM 30-21-11. OPS CHK GOOD. A/C OK TO CONT