Tag: DA40

Articles + Resources

Nuances of the DA40 Electrical Buses

The health of the DA40 main battery is not just critical to be able to start its engine as a precursor to committing flight, but a critical line of defense against alternator failure in flight. Departing with the battery in questionable condition, including just being somewhat undercharged, is a true risk factor, particularly at night or IFR.

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Im-Prop-er Introduction 

One of the proudest days in any pilot’s life is the purchase of their first aircraft, probably fourth on my all-time list behind marrying my beautiful wife and the birth of our two kids.  That glorious day, though, can often be accompanied by a few less than pleasant surprises.

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DA40 Jack Points

The DA40 has a jack point on each wing root. These are designed to work with standard jacks such as Meyers A5. There are a couple of things you need to know about these

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DA40 Flap Preload When Retracted

When the DA40 flaps are retracted for cruise or otherwise, they are under a preload that helps stability of the flaps when there is fluctuating aerodynamic load in flight. This article  goes a little further than the manual into the details.

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Lubrication of the DA40 Nose Gear Assembly

The DA40 Maintenance Manual Lubrication Schedule for the nose wheel has only a
requirement to periodically re-grease the wheel bearing (as with the main gear wheel bearings) and the “eye end” (upper connection point) of the elastomer pack.