ENGINE RUNUP (CONT)
Power lever - IDLE.
Torque reading taken in step e must equal the corrected torque read from figure 2 in step b within +2%.
Repeat procedure for other engine. The difference in torque readings between left and right engines
should not be greater than 1%.
Ice vanes - Check as follows:
Power levers - Set 1800 RPM.
Ice vane switches to EXTEND. Verify torque drop, and illumination of ICE VANE EXT light.
Ice vane switches - RETRACT. Verify return to original torque, and ICE VANE light extinguished.
20. Power levers - IDLE.
Propeller synchronization switch - OFF.
Autofeather switch - ARM.
Bleed air valve switches - OPEN.
Ice and rain switches - As required.
Beacons - As required (day or night).
Fuel control panel - Check fuel quantity and switch positions.