General; Troubleshooting - Cub Crafters CARBON CUB SS CC11-160 Maintenance Manual

1.

GENERAL

The control surfaces of the aircraft must be rigged within the prescribed limits in order to
maintain adequate margins of safety. This section specifies the procedures that must be used to
rig the flight control surfaces. The flight controls consist of ailerons, rudder, elevators, and flaps.
2.

TROUBLESHOOTING

PROBLEM
Control sticks are displaced
when ailerons are in neutral
Improper aileron travel
Lost motion in control sticks
Excessive resistance to
movement of control sticks
Full elevator travel cannot be
achieved
Stabilizer does not move up
or down when actuating the
trim switch
Flaps do not move when flap
control arm is actuated
Flap control arm cannot be
actuated
Flaps do not move in unison
Flaps won't stay in position at
second or third notch
Stall warning comes on well
above stalling speed
6.3.6
Page: 2
CUB CRAFTERS, INC.
CC11-160 MAINTENANCE MANUAL
PROBABLE CAUSE
Control cables improperly
rigged
Control cables improperly
rigged
Torque tube incorrectly
adjusted
Loose control cables
Broken pulley
Worn holes in control stick
stub or torque tube where
they attach to each other
Control cables too taut
Pulleys binding
Pulleys binding
Loose wiring
Broken switch
Inoperative electric servo
Flap actuator tubes
broken/disconnected
Flap control arm release
button not working properly
Flap actuator tube
bent / mis-rigged
Flap actuator tube rod end
broken
Flap handle lock has been
bent
Stall warning vane not
calibrated properly
REMEDY
Adjust control cables
Adjust control cables
Readjust torque tube
Take up slack on control
cables
Replace broken pulley
Replace worn control stick
stub or torque tube
Adjust control cable tensions
Replace damaged pulleys
Replace damaged pulleys
Secure wiring connections
Replace switch
Replace electric servo
Replace/reconnect flap
actuator tubes
Repair release mechanism
Replace/re-rig flap actuator
arm
Replace flap actuator tube
rod end
Replace flap handle lock
Calibrate stall warning vane
Manual number SSC10000AMM
Date: 04/24/2009