FLIGHT MANUAL
DYNALI HELICOPTER COMPANY
Edition N°3
DYNALI H2S January 2012
__________________________________________________________________________________
22
2.8.
VIBRATIONS AND HARMONICS
On startup, while the engine revs are increasing, momentary vibrations occur
between 270 and 310 RPM. These engine rev levels should be passed without delay.
In normal flight, the Dynali H2S is not vibrating at all.
2.9.
LIMITATIONS ON THE SUBARU DS EJ25 ENGINE
Engine limitations indicated in the Subaru manual or its appendices apply wherever
these may differ from the indications provided (for information purposes only) in this
flight manual.
Climatic conditions for engine start
Minimum temperature ....................................................................................-15 °C
Maximum temperature .................................................................................... 45 °C
Output
Maximum engine output (engine speed limiter operates) .........106 % - 5710 RPM
Temperature of cooling fluid
Caution range ........................................................................................ 70 to 75 °C
Nominal range......................................................................................... 75 to 95°C
Caution range ...................................................................................... 95 to 106 °C
Maximum ...................................................................................................... 106 °C
Engine oil pressure
Red warning light for low pressure................................................................1,5 bar
2.10.
LIMITATIONS RELATING TO OIL
Engine oil
Type .................... Oil for gasoline engine, synthetic or semi-synthetic SAE 10W50
Capacity .............................................................................................................. 3L
Oil for MTG
Type ............................................................................................ hypoid SAE 85/90
Capacity ............................................................................................................ 2,5L
MTG oil temperature
Green zone ............................................................................................. until 95°C
Red zone .............................................................................................. 95 to 120°C
Maximum…………………………………………………………………………...150°C
Oil for RTG
Type .......................................................................................hypoid SAE 75 W 90
Capacity ........................................................................................................ 125 ml
