Fluids for the DA42NG Austro AE300 Engine
The Austro AE300 engine installed in Diamond’s DA42NG uses a few specialized fluids which we stock or can order from Diamond. Specifically, there are special Engine and Gear Box oils and a coolant for the heat exchangers.
DA42NG Engine Oil: Approved engine oils are:
- Shell Helix Ultra 5W30 (Diamond Part Number 492501A)
- Shell Helix Ultra 5W40
Gear Box Oil – which also operates the propeller control:
- Shell Spirax GSX 75W80 (Diamond Part Number 442487)
- BASF Glysantin Protect Plus G48 (Diamond Part Number N000121)
Brake or Hydraulic Fluid: Any fluid that is MIL-PRF-5606H.
De-Icing fluid: AL-5 and Aeroshell Compound 07.