TM 1-1520-240-108-2-118-2-20. Before TaxiWARNINGPersonnel injury or death may occur anddamage to airframe and rotor systems willoccur if the forward or aft rotor bladedroop stop(s) are missing or interposer(s)on the aft rotor head are not engaged. Afterengine run-up and before flight, or shut-down if flight is not conducted, the flightengineer will scan the ground in the imme-diate area of the aircraft for evidence ofdetached droop stops.CAUTIONTo prevent damage to the cargo hooks andstructure, do not ground taxi over rough oruneven terrain with the forward and aftcargo hooks installed.*1. SWIVEL switch — As required.*2. AFCS switches — As required.*3. Cyclic Trim Indicators — CHECK GND posi-tion.O*4. M-130 or AN/ALE-47 safety pin — Removeand stow.F*5. Chocks — Removed and secured.F*6. Ramp and cabin door — As required.F*7. Crew, passengers, and mission equipmentCheck ready for taxi.O*8. HUD — Adjust brightness, mode, baromet-ric altitude, pitch and roll as necessary.F*9. Taxi director and blade watchers — Positionas required (fig. 8-2-1).*10. PARKING BRAKE — As required.8-2-21. Taxiing.Refer to Aircrew Training Manual (ATM).*1. Brakes — Check pilot’s and copilot’s as re-quired.*2. POWER STEERING — Check as required.8-2-22. Before Hover.*1. SWIVEL switch — LOCK.*2. AFCS control panel — Set as required:NOTEThe HIT/PAT check may be deferred to thehover check.F3.712Health Indicator Test (HIT)/ 714APower Assurance Test (PAT) check — Per-form first flight of day.Refer to TM 55-1520-240-23 Task 4.2.2 ( Perform PowerAssurance Test per the aircraft PAT Log instructions.*4. RRPM — Set as required.
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