Airplane Description DA 42 AFM
Page 7 - 28 Rev. 8 15-Dec-2017 Doc. No. 7.01.05-E
7.9 POWER PLANT
7.9.1 ENGINES, GENERAL
There are two TAE125 engines installed, which have the following principal specifications:
- Liquid-cooled four-cylinder four-stroke Diesel-cycle engine with wet sump
lubrication
- Inline construction
- Common rail direct injection
- Propeller speed reducing gear 1:1.69
- Digital Engine Control with Integrated Propeller Governor (separate oil system)
- Turbo charger with Intercooler
Displacement:
TAE 125-01 engine: 1689 cm³ (103 in³)
TAE 125-02-99 engine (MÄM 42-198 carried out): 1991 cm³ (121.5 in³)
Max. power: 99 kW (135 DIN-HP) at 2300 RPM at sea level and ISA
Max. continuous power: 99 kW (135 DIN-HP) at 2300 RPM at sea level and ISA
The indications for monitoring important engine parameters during operation are integrated
within the Garmin G1000 display. Each engine can only be operated with the ENGINE
MASTER switch ON. Each engine has an own ECU (Engine Control Unit) which receives
its electrical power from the generator when at least one engine is running. When both
engines are at standstill, the ECU receives its electrical power from the battery.
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