Straight-and-level flight and changing airspeed
Straight-and-level flight: steady direction, wings laterally level, constant altitude, with restrained, prompt, small corrections on all three controls.
- Use rudder pressure to prevent yaw.
- Banked aircraft turns toward lower wing.
To reduce airspeed (level flight):
- Throttle back smoothly to estimated setting.
- Anticipate and prevent resulting yaw.
- Hold altitude with back pressure (light at first, more as speed drops).
- Keep wings level.
- Reset power setting, trim at new airspeed.
To increase airspeed:
- Advance throttle smoothly to estimated setting.
- Apply forward pressure to keep altitude from increasing.
- Keep wings level.
- Reset power setting, trim.
Trim:
- Follows attitude and power changes.
- Control pressure felt before airspeed changes.
- Trim by pressure felt, not input just made.
- Through power change: hold pitch attitude with elevator pressure, then trim once at new airspeed.
References
- TP 1102 Ex.6 Straight-and-Level Flight (Straight-and-Level Flight, Attitude Plus Power Equals Performance, Reducing/Increasing Airspeed, Trim)