Tecnam P92 Echo MKII, Flight Manual

Page: 112 / 162

Page 7- 12
1
rd
Edition, Rev 0
Section 7 – Airframe and Systems description
Powerplant
7. P
OWERPLANT
7.1. E
NGINE
P92 Echo MkII is equipped with a Rotax 912 ULS 2 100 horse powered engine.
Fig. 7-14. Rotax 912 ULS 2 engine
The main engine characteristics are:
-
4 stroke, 4 cylinders. horizontally opposed, spark ignition engine, single central cam-
shaft hydraulic tappets - push rods – OHV;
-
Liquid cooled cylinder heads;
-
Ram air cooled cylinders;
-
Dry sump forced lubrication;
-
Dual ignition of breakerless, capacitor discharge design;
-
2 constant depression carburettors;
-
Mechanical fuel pumps;
-
Electric starter 12 V 0.9 kW;
-
Integrated AC generator with external rectifier regulator;
-
Propeller drive via integrated gearbox with mechanical shock absorber and overload
clutch.
7.2 P
ROPELLER
P92 Echo MkII is equipped with a Sensenich Wood propeller. The model is W68T2ET-
70J and is made by two wooden blades, with fixed pitch. The diameter is 1730mm.