FAA Approved Airplane Flight Manual Supplement

190-00716-03 Rev. 1 Hawker Beechcraft B300 and B300C King Air
FAA APPROVED Page 33 of 141
NOTE
The maximum altitude lost during malfunction tests was:
Cruise – 258 Feet
Descent – 755 Feet
Maneuvering – 130 Feet
Glideslope/Glidepath Approach – 68 Feet
Non-Precision Approach – 90 Feet
UNSCHEDULED RUDDER BOOST ACTIVATION
These procedures supersede the airplane’s UNSCHEDULED RUDDER BOOST ACTIVATION
AFM checklist items.
Rudder boost operation without a large variation of power between the engines indicates a failure of
the system.
1. AP/YD DISC / TRIM INTRPT Button ................................................................ PRESS AND HOLD
2. Rudder Boost ............................................................................................................................ OFF
If Condition Persists:
3. AFCS SERVOS Circuit Breaker ............................................................................................. PULL
4. Perform Normal Landing
NOTE
Pulling the AFCS SERVOS circuit breaker will render the autopilot, yaw damper and rudder boost
systems inoperative.