15
2.5 Power Unit Data
Engine model ....................................... .ROTAX 912 UL-ULS
Max. power
- take-off ........................... 80-100 HP
- continuous ...................... 79-89 HP
Max. engine speed (MSL) - take-off ....... .5800 r. p .m. (max. 1 min.)
- continuous ............ .5500 r. p .m. (max. 5 min.)
Max. cylinder head temperature ......................... 150
°
C
Max. cooling liquid temperature ......................... 100
°
C
Min. cooling liquid temperature…………………. .50
°
C
Min. oil temperature ........................................... 50
°
C
Optimal oil temperature ……………………......... 90-110
°
C
Oil pressure -normal ........................................ 1,5-5 bar
-maximum ................................... 7 bar
Oil consumption ................................................. max. 0.1 l/h
Fuel pressure - minimum ................................... 0,15 bar
- maximum .................................. 0,4 bar
Consumption at starting ..................................... 22.7 l/h
Consumption at 75% of power setting ................ 17,5 l/h
Normal cruise…………………………………….....12-14 l/h
Calibre..................................................................92 mm
Travel: ........................................................... .67,0 mm
Piston displacement............................................1.200-1350 cm³
Compression ratio:..............................................9,0:1
Weight:.................................................................70,0-71,0 kg
Ignition equipment: ............................................. DUCATTI dual system
Ignition point: ...................................................... 24
°
before upper dead center
Firing order: ........................................................ 1-4-2-3
Igniter plug: ......................................................... NGK DCPR7E-DCPR8E
Generator: ......................................................... AC, magnets
13,5-14,2 V/250 W DC
Carburettor: ................................................. ...2 x BING constant pressure64/32
Air filter: ............................................................. surface 700 – 700 cm²
