27-30-00
Flight Controls
AMM
3. Elevator Control System Adjustments
If you cannot get the correct range of movement of the elevator 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 PERSONNEL.
A. Equipment
Item Quantity Part Number
Ruler or deflection gauge. 1 Commercial.
Rigging pins. 3 -
B. Elevator Control Adjustment Procedure
Refer to Figure 1.
Detail Steps/Work Items Key Items/References
(1) Remove these items for access: S The pilots' seats. S The rudder. Refer to Sections: 25-10. 55-40.
(2) Install rigging pins in the following: S Through the stick mounting block and the torque tube. S The idler lever. S The rear bellcrank. On the control bulkhead. On the front main bulkhead. On the vertical stabilizer rear web.
(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) Make sure that the elevator aligns with the horizontal stabilizer. At the stabilizer tips.
Doc # 6.02.01 Page 203
Rev. 4 09 Jan 2003
27-30-00
AMM
DA 40 Series
Detail Steps/Work Items Key Items/References
(5) If the elevator does not align with the horizontal stabilizer, adjust the vertical push-rod at the rear bellcrank. Refer to Section 27-00 for the push-rod adjustment procedure.
(6) Remove rigging pins from the following: S The stick mounting block. S The idler lever. S The rear bellcrank. On the control bulkhead. On the front main bulkhead. On the vertical stabilizer rear web.
(7) Do a test for the correct range of elevator movement. Refer to Paragraph 2.
(8) Do an inspection of all the controls that you have adjusted. S If necessary for your airworthiness authority, do a second inspection of the controls.
(9) Install these items: S The pilots' seats. S The rudder. Refer to Sections: 25-10. 55-40.
27-30-00
Flight Controls
AMM
4.
Elevator Push-Rod Access
5.
Elevator Bellcrank and Lever Access
Elevator Push-Rod Remove/Install Access References
Between the control torque tube and the idler lever at the front main bulkhead. Pilots’ seats. Refer to Section 25-10.
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