01-10-00 General Engine Description
Type Designation:
TC-Designation: E4
Models: E4 (Sales Name AE300)
E4P (Sales Name AE330)
For detailed information about available configurations refer to MSB E4-002 in its latest revision.
If not otherwise stated this manual is applicable to all available configurations.
Brief Description:
The engine is a liquid-cooled, in-line four-stroke four cylinder engine with a double overhead camshaft
(DOHC). Every cylinder has four valves which are actuated by the cam follower.
The direct fuel injection is realized with a common rail technique and the engine is turbo charged.
The whole engine operation is controlled by an Electronic Engine Control System.
The engine is equipped with an electrical starter, an alternator, a water pump, an oil pump, a coolant
system and an oil cooler. The propeller is driven by a directly integrated gearbox with an integral
torsional vibration damper
Power E4: 123,5 KW (165,6 hp) with a torque of 513 Nm (4540.43 Lbin) at 2300 PropRPM
Power E4P: 132,0 KW (177,0 hp) with a torque of 548 Nm (4850.21 Lbin) at 2300 PropRPM
Displacement: 1991 cm³ (121,5 cu in³)
Bore: 83 mm (3,26 in)
Stroke: 92 mm (3,62 in)
Weight (dry): 185 kg (408 lbs)
Gear Ratio: 1,69
The EECU is the Electrical Engine Control Unit which is used to control the engine actuators (e.g. fuel
injectors) according to the engine sensor information.
The EECU consists of two similar ECUs (Engine control Units).
A voter is integrated in the EECU and proposes an ECU to control the engine regarding the ECU
operating hours or in case of a failure the ECU with better engine control capability.
ï‚· This engine is not capable for aerobatics use.
ï‚· This engine is not approved for rotor craft.
ï‚· The engine should not be operated without propeller.
ï‚· This engine is only designed for pull propeller installations.
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