27-10-00
Flight Controls
AMM
3. Aileron Control System Adjustments
If you cannot get the correct range of movement of the aileron control system, use this procedure to adjust the system. Gust travel refers to the amount of travel remaining at the control surface with the control stick held against the cockpit stop.
WARNING: IF YOU DO AN ADJUSTMENT OF A PUSH-ROD, YOU MUST MAKE SURE THAT THE PUSH-ROD IS STILL IN SAFETY. IF YOU DO NOT DO THIS, THE PUSH-ROD CAN DISCONNECT. THIS CAN CAUSE DEATH OR INJURY TO PERSONS.
Item Quantity Part Number
Rigging pins. 3 -
Ruler. 1 Commercial.
A. Aileron Adjustment Procedure
Detail Steps/Work Items Key Items/References
(1) Remove these items for access: S Pilots’ seats. S Passenger seat. S Push-rod access panels under the center section. S Aileron bellcrank access panels under each wing. Refer to Sections: 25-10 52-40
(2) Install rigging pins in the following: S The bottom of each control stick. S The left stick mounting bracket. S The front bellcrank. S The idler lever. S The rear bellcrank. S The left aileron bellcrank. S The right aileron bellcrank. Refer to Figures 1 & 2. To lock the stick to the torque tube. To lock the elevator movement. On the control bulkhead. On the front main bulkhead. On the rear main bulkhead. In the wing. In the wing.
Doc # 6.02.01 Page 203
Rev. 4 09 Jan 2003
27-10-00
AMM
DA 40 Series
Detail Steps/Work Items Key Items/References
Note: Keep the aileron rigging pins in position until you have completed the adjustments. You can do the procedure with 3 rigging pins. Lock each lever or bellcrank in sequence.
(3) If you cannot put a rigging pin into a lever or bellcrank, adjust the push-rods as necessary. Refer to Section 27-00 for the push-rod adjustment procedure.
(4) Measure the distance between the trailing edge of each aileron and the trailing edge of the wing tip. Record these measurements. The left aileron must align with the right aileron.
(5) Remove the rigging pins from the following: S The bottom of each control stick. S The left stick mounting bracket. S The front bellcrank. S The idler lever. S The rear bellcrank. S The left aileron bellcrank. S The right aileron bellcrank. Refer to Figures 1 & 2. On the control bulkhead. On the front main bulkhead. On the rear main bulkhead. In the wing. In the wing.
(6) Do the Aileron Control Test Procedure. Refer to Paragraph 2.
(7) If necessary, adjust the push-rods between the aileron bellcranks in the wing and the ailerons. Refer to Section 27-00. Adjust the rods to give the measurements in the original Control Surfaces Adjustment Report supplied with the airplane.
(8) If necessary, adjust the aileron stop bolts in the torque tube assembly: S Release the jam-nut on the stop bolt. S Adjust the stop bolt to give the correct range of movement. S Tighten the jam-nut on the stop bolt. Refer to Figure 1. The aileron positions must be the distances shown in the Control Surfaces Adjustment Report. (measured from the neutral position).
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