LOW SPEED SYSTEMS CHECK (CONT)
Ignition and engine start switch - OFF at 50% NI.
Generator switch - RESET, then ON.
Engine cleanup - Perform if engine restart is unsuccessful.
Cabin temperature mode selector switch - As required.
Autoignition switch ARM.
Propellers - Synchronized.
Power - As required.
Repeat procedure for other engine.
*12. Landing gear warning horn - Check as follows:
Power levers - Retard slowly, individually, until landing gear warning horn first sounds.
*b. Turbine tachometers - Read NI on first hearing landing gear warning horn. The landing gear warning
horn must sound when power levers are retarded be- low 79 to 81% N1 and airspeed is below 140
KIAS or when the flaps are extended beyond the approach position (40%) regardless of power lever