On Sep 21, 11:45 am, wrote:

APT for levelling off after a climb, PAT (power-altitude-trim) when
levelling off after a descent.

Dan

Got a word wrong. Should be "Attitude-power-trim," not
"altitude-power-trim." Get the attitude, wait for the speed, set the
power to hold that speed while maintaining that attitude with elevator
pressure, then set trim to eliminate the pressure.

Dan