TM 1-1520-238-10 Change 9 5-5 ENGINE POWER TURBINE SPEED (N P ) (RPM%) M01-131-3A ROTOR SPEED (N R ) (RPM%) AND AND RED RED YELLOW GREEN YELLOW RED (UPPER) 110 MAXIMUM 104 - 110 TRANSIENT OPERATION (UPPER) 100 - 104 NORMAL OPERATION (UPPER) 98 - 100 NORMAL OPERATION (LOWER) 94 - 98 TRANSIENT OPERATION ONLY (LOWER) 94 ENGINE OUT WARNING LIGHT SET AT THIS VALUE LIMITS RED YELLOW GREEN YELLOW RED (UPPER) 110 MAXIMUM (UPPER) 104 - 110 TRANSIENT OPERATION (UPPER) 98 - 104 NORMAL OPERATION (LOWER) 94 - 98 TRANSIENT OPERATION (LOWER) 94 ENGINE OUT WARNING LIGHT SET AT THIS VALUE LIMITS LEGEND RED YELLOW GREEN BLUE RED RED GREEN RED BLUE RED 110 MAXIMUM 104 - 110 TRANSIENT OPERATION 94 - 104 NORMAL OPERATION (LOWER) 0 - 94 TRANSIENT POWER OFF INSTRUMENT POWER ON BEGINNING OF RED RANGE (FROM A NORMAL OPERATING REFERENCE) LIMITS RED YELLOW GREEN RED BLUE RED 110 MAXIMUM 104 - 110 TRANSIENT OPERATION 94 - 104 NORMAL OPERATION (LOWER) 0 - 94 TRANSIENT POWER OFF INSTRUMENT POWER ON BEGINNING OF RED RANGE (FROM A NORMAL OPERATING REFERENCE) LIMITS Figure 5-1. Instrument Markings (Sheet 3 of 5)