FAA Approved Airplane Flight Manual Supplement

Hawker Beechcraft B300 and B300C King Air 190-00716-03 Rev. 3
Page 48 of 139 FAA APPROVED
YAW AXIS FAILURE (Amber annunciator on PFD)
1. Indicates a failure of the yaw axis of the autopilot. The yaw damper will disconnect. The
autopilot may be engaged and disengaged normally, but the yaw damper and rudder boost will be
inoperative.
2. Autopilot .......................................................................................................... AS DESIRED
DO NOT USE THE AUTOPILOT ON A COUPLED ILS APPROACH WITH A FAILED YAW
SERVO. THE AUTOPILOT MAY NOT BE ABLE TO MAINTAIN DIRECTIONAL CONTROL IN
THE EVENT OF AN ENGINE FAILURE.
NOTE
If the amber annunciator illuminates without the autopilot engaged, it may indicate a
faulted AHRS. Monitor both PFDs and the standby attitude indicator for abnormal attitude
indications.
NOTE
Many King Air B300/B300C aircraft require the yaw damper to be operative above 5,000 feet
MSL, and rudder boost continuously. Refer to the Limitations section of the Aircraft Flight
Manual, or appropriate Airplane Flight Manual Supplement for further information.
ELECTRONIC STABILITY AND PROTECTION
MANUAL ESP DISENGAGEMENT
If necessary, ESP may be manually disconnected using any one of the following methods.
1. AP/YD DISC / TRIM INTRPT Button ................................................................... PRESS and HOLD
(Pilot’s or Copilot’s control wheel)
2. CWS Button (Pilot’s or Copilot’s control wheel) ................................................... PRESS and HOLD
3. AFCS SERVOS Circuit Breaker ................................................................................................ PULL
(Right circuit breaker panel)
4. AUX – SYSTEM SETUP 2 Page on MFD ...................... DISABLE STABILITY AND PROTECTION
WARNING