B. Install the Stall Warning Horn
Detail Steps/Work Items Key Items/References
(1) Put the stall warning horn in position in the instrument panel.
(2) Install the two screws and nuts which attach the horn to the panel.
(3) Make sure that the hose has the cotter pin installed correctly. Refer to Figure 1.
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AMM
DA 40 Series
Detail Steps/Work Items Key Items/References
(4) Connect the flexible hose to the horn: S Carefully push the ball-valve into the end of the hose. S Carefully push the hose onto the stall warning horn. S Make sure that there is a 20 mm (0.8 in.) clearance between the end of the horn and the cotter pin. S Install the cable tie which connects the hose to the stall warning horn.
(5) Install the instrument panel cover. Refer to Section 25-10
(6) Do a flight check of the stall warning system. Refer to the DA 40 Airplane Flight Manual.
3. Procedure to Remove Water from the Stall Warning System
Detail Steps/Work Items Key Items/References
(1) Remove the left hand pilot's seat. Refer to Section 25-10.
(2) Carefully pull the stall warning hose from the wing root connector.
(3) Lower the end of the hose and drain the water from the system.
(4) Reconnect then stall warning hose to the connector in the wing root.
(5) Do a flight check of the stall warning system. Refer to the DA 40 Airplane Flight Manual.
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Flight Controls
AMM
Section 27-50
Flight Controls - Flaps
1. General
The DA 40 has flaps for landing and take-off. An electric flap actuator moves the flaps. See Section 57-50 for data about the flap structure.
A three-position toggle switch controls the flaps. The switch is in the center section of the instrument panel.
The flap position indicator has marks for UP, T/O and LDG positions.
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AIRCRAFT
Torsion Tube Rear Closing Rib
Insert
Guide
Transfer Lever
Transfer Pins
Push Rod
to Right Wing Bushes Flap
Torsion Tube
Flap Actuator
Rear Closing Rib
Flap Idler Lever Push Rod to Right Wing
Push Rod
To Left Wing
Spacer Flap Actuator Rear Main Bulkhead
Rigging Pin Hole Push Rod to Left Wing
Figure 1: Flap Control System in the Fuselage
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AMM
2. Description
Figure 1 shows the flap control system in the fuselage. Figure 2 shows the flap push-rods and bellcranks in the wing. Figure 3 shows the flap actuator installation.
A. Flap Actuator
An electric actuator operates the flaps. The electric actuator is under the left passenger seat. A mounting bracket on the left rear closing rib attaches the actuator to the structure.
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