TM 1-1520-240-MTF2-54STARTING ENGINES (CONT.) 60.712 Minimum Beep Check:a. NO. 1 & NO. 2 ENGINE BEEP TRIM switch— Full DECREASE.b. NO. 2 ENGINE CONDITION lever —GROUND. Check NO. 1 ENGINE for91-94% rotor rpm. Record data.NOTEMinimum rotor rpm is set during single engineoperation only. Dual engine operating rpm will besomewhat higher. This increase in minimum rotorrpm should not be considered as requirement forreadjustment.NOTENO. 1 & NO. 2 ENGINE BEEP TRIM switch —INCREASE then DECREASE if adjustment aremade.c. NO. 2 ENGINE CONDITION lever —FLIGHT.d. NO. 1 ENGINE CONDITION lever —GROUND. Check NO. 2 ENGINE for91-94% rotor rpm and record data.e. NO. 1 ENGINE CONDITION lever—FLIGHT61.712 Bleed Band Check — (Refer to Section IV).62. 712 NO. 1 & NO. 2 ENGINE BEEP TRIMswitch — 100% rotor rpm.
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