DA 40 F

Detail Steps/Work Items  Key Items/References 
(27)  Disconnect the electrical cables from these components: S The generator (5 cables). S The starter motor (1 cable). S Fuel pressure sensors (2 cables). S Oil temperature sensor. S Fuel flow sensor. S RPM sensor. S The SlickSTART booster control unit. S The voltage regulator Remove the P-clamps and cable ties from the right hand side of the engine. Move the cables clear of the engine.  At the in-line connector. At the in-line connector. Note the locations of the P-clamps and the cable ties! 
(28)  Disconnect the manifold pressure pipe from the bulkhead connector at the firewall.  Put caps on the open connections. 
(29)  Disconnect the engine earth connection: S Remove the bolt and washer which attach the cable eye-end to the engine. 
WARNING: DO NOT GO UNDER THE ENGINE WHILE IT IS HELD BY THE ENGINE HOIST. IF THE HOIST FAILS, THE ENGINE CAN FALL AND CAUSE INJURY TO PERSONS. 
(30)  Attach the engine hoist to the engine.  At the top of the engine. At the lifting shackles. 
Note: The hoist must hold the weight of the engine. The weight of the engine is 150 kg (330 lb). If the propeller and spinner are fitted the total weight is 172 kg (378 lb). 
(31)  Adjust the hoist to “take the weight” of the engine. 

DA 40 Series AMM

DA 40 F

Detail Steps/Work Items  Key Items/References 
(32)  Remove the engine mount attachments: S Remove the nut and washer which attaches the nose wheel strut and engine mount to the firewall. S Remove the nuts and washers which attach the bottom of the engine mount to the firewall. S Remove the nuts and washers which attach the top of the engine mount to the firewall. S Pull the engine and engine mount forward and clear of the airplane. Lower the engine and engine mount into a stand.  Make sure that all electrical cables, control cables and other items are clear of the engine and the engine mount. 

Doc # 6.02.01 Page 229
71-02-00
DA 40 Series AMM
DA 40 F

5. Install the Engine with the Engine Mount
Note:  If you install a new engine, you must do the engine break-in procedure after installation. Refer to Paragraph 11.
A. Preparation
Detail Steps/Work Items  Key Items/References 
(1)  If you have not already done so: S Raise the airplane on jacks and make the airplane level. S Move the nose trestle into position.  Refer to Section 07-10. Refer to Section 07-10. 
(2)  Examine the engine and propeller control cables. Move each cable through its range of movement several times. 
(3)  Make sure all the electrical cables are clean and not damaged. 
(4)  Make sure the oil hoses are not damaged. 
(5)  Make sure the fuel pipes/hoses are not damaged. 
(6)  Make sure that all drains and vents are not damaged or blocked. 
(7)  Make sure that all the flexible hoses are clean and not damaged. 

B. Equipment
 Item  Quantity  Part Number 
Hoist.  1  Commercial. 
Engine sling.  1  Commercial. 
Airplane jacks.  3  Commercial. 
Nose trestle.  1  Commercial. 
Wing trestles.  2  Commercial. 
Torque wrench.  1  Commercial. 

C. Install the Engine with the Engine Mount
Page 230 Doc # 6.02.01 15 Mar 2005 71-02-00 AMM-TR-V.M-40-002
DA 40 Series AMM

DA 40 F

Detail Steps/Work Items  Key Items/References 
WARNING: DO NOT GO UNDER THE ENGINE WHILE IT IS HELD BY THE ENGINE HOIST. IF THE HOIST FAILS, THE ENGINE CAN FALL AND CAUSE INJURY TO PERSONS. 
(1)  Move the engine and engine mount into position with the hoist: S Locate the engine mount pads onto the mounting studs. S Gently move the engine mount aft until the mounting pads are correctly located against the firewall.  Make sure that all electrical cables, control cables and other items are correctly positioned. 
　
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