Learjet 35A - Roll or Yaw Axis Malfunction

111.11, ••••••
ROll. OR YAW AXIS MALFUNCTION
y~~~~~~~~~~~~~~~~~~~~~'~" •• " •• '."""
, 1. Control Wheel Master Switch (MSW) - Depress. Yaw:
: damper and autopilot wiD disengage and coned the maI-,
, function if either was the cause~ :
: 2. Attitude Control - As required to maintain aircraft,
, control. :
, ,
,
'If control force continues: :
, 3. Airspeed - Reduce to minimize force. , .
: 4. ROU. TRIM or YAW TRIM Orcuit Breaker (pOot's ess bus)'
: - PuB affected axis. :
..... ~ ................................. ~
5. elf malfunction was isolated to yaw damper:
a. Select opposite yaw damper.
elf malfunction was isolated to autopilot:
a. Do not engage autopilot.
b. Engage
yaw damper.
elf maUunction was isolated to ron or yaw trim system:
a. Use asymmetric thrust and fuel imbalance, as mquired to mini-
mize mistrim.
b. Land as soon as practical.
A normal approach and landing
can be made with only
light control forces
to overcome full roll or yaw trim.
FAA APPROVED 4-30-76
REISSUED 2-25-81, CHANGE 10
3-41