Cloud
Ex 11: Slow Flight
AIM
- To establish the aircraft in slow flight on the backside of the power curve, where more power is needed to fly slower, as indicated by intermittent stall warnings a stall, and to safety recover promptly and smoothly to normal flight on command of the examiner.
Tolerance
| AS | N/A. |
| ALT | ±100feet. |
| HDG | ±10°. |
| AoB: ±5°. | |
| RHI | ±10°. |
Procedure
- AoB is 15° (not standard rate of turn).
- HASEL check (be sure Carb heat Hot & Mixture Rich (pushed in)).
- Height at or above 2000feet AGL.
- Reduce power to 1500 rpm.
- Flaps, if requested by examiner.
- Pull the joke until hear stall horn.
- Slow flight 70kt, within 5 to 10 knots stall speed which is Vs.(Clean),66 knots, apply power to hold altitude.
- Right rudder to maintain heading.
Declare slow flight, Symptoms:
- Stall horn indicates the critcal angle of attack.
- High nose up attitude.
- Aileron Controls sluggish.
- Laminer Air flow buffeting.
- High Power Setting.
- Low airspeed (50 knots ish, within 5 to 10 kt of the stall speed, Vs.,47kt)).
- Instructor will ask:
Reference
| AS | Air Speed |
| Alt | Altitude |
| HDG | Heading |
| AoB | Angle of Bank |
| RHI | Roll‑out on specified heading indicator |