Rich Doyle, September 2023 In all all the IFR-rated Diamonds there is a limited-duration Emergency Battery System which, when activated, provides battery power to the
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.
DPA is a non-profit society with a volunteer Board of Directors consisting of owners, operators and enthusiasts. DPA has established a formal relationship with Diamond Aircraft Industries to provide official information regarding the fleet of Diamond aircraft.