Rotax 914 series User Manual

Effectivity: 914 Series BRP-Powertrain page 2-3
OM Edition 2 / Rev. 1 April 01/2011
d05036.fm
Critical flying alti-
tude
available boost pressure
Airbox tempera-
ture
Oil pressure
Oil temperature
EGT exhaust gas temperature

WARNUNG
NOTICE
Up to the stated critical flight altitude the re-
spective manifold pressure is available.
Take-off performance up to max. 2450 m (8000 ft.) above
sea level
Continuous performance up to max. 4875 m (16000 ft.) above
sea level
Intervention temperature 72 °C (160 °F)
Intervention temperature * 88 °C (190 °F)
* 914 F starting with S/N 4,420.200
(TCU TNr. 966741)
* 914 UL starting with S/N 4,417.598
(TCU TNr. 966471)
Max. 7 bar (102 psi)
For a short period admissible at cold start.
Min. 0.8 bar (12 psi) (below 3500 rpm)
* 1.5 bar (22 psi)
Normal 2.0 to 5.0 bar (29 to 73 psi) (above
3500 rpm)
* 1.5 to 5.0 bar (22 to 73 psi)
* 914 F up to S/N 4,420.085
* 914 UL up to S/N 4,417.665
NOTICE
Max. 130 °C (266 °F)
Min. 50 °C (120 °F)
normal operating temperature approx. 90 to 110 °C (190 - 230 °F)
Max. 950 °C (1742 °F)

Rotax 914 series Specifications

General

Bore	79.5 mm
Stroke	61 mm
Compression Ratio	9.0:1
Cooling System	Liquid-cooled cylinder heads, air-cooled cylinders
Redline	5800 rpm
Engine Type	4-cylinder, 4-stroke
Fuel Type	Avgas 100LL
Oil System	Dry sump
Fuel System	fuel injection
TBO (Time Between Overhauls)	2000 hours
Displacement	1.211 liters (1211 cc)
Power Output	84.6 kW (115 hp) at 5, 800 rpm