Rotax 914 series User Manual

Effectivity: 914 Series BRP-Powertrain page 2-1
OM Edition 2 / Rev. 0 April 01/2010
d05036.fm
2) Operating instructions
Introduction The data of the certified engines are based on type certificate of
type 914 F FAR 33 (TC No. E00058NE), 
JAR-E (TC No. EASA.E.122).
Table of contents This chapter of the Operators Manual contains the operating limits
that must be observed to ensure the ROTAX aircraft engine and
standard systems operate safely.
Subject Page
Operating limits
Performance
Speed
Manifold pressure
Acceleration
Critical flying altitude
Airbox temperature
Oil pressure
Oil temperature
EGT
Conventional coolant
Waterless coolant
Engine start, operating temperature
Fuel pressure
Power consumption of the hydraulic propeller
governor
Power consumption of the vaccum pump
Power consumption of the external alternator
Deviation from bank angle
page 2-2
page 2-2
page 2-2
page 2-2
page 2-2
page 2-3
page 2-3
page 2-3
page 2-3
page 2-3
page 2-4
page 2-4
page 2-4
page 2-4
page 2-5
page 2-5
page 2-5
page 2-5
Operating media-coolant
Conventional coolant
Application
Mixture
page 2-6
page 2-6
page 2-6
page 2-6
Operating media-fuel
Mogas
AVGAS
page 2-7
page 2-7
page 2-7
Operating media-lubricants
Oil type
Oil consumption
Oil specification
Oil viscosity
Table of lubricants
page 2-8
page 2-8
page 2-8
page 2-8
page 2-8
page 2-9

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