Operating Manual ULPOWER UL260i UL260iF UL260iS UL260iSAMO 260A01 Revision No: 6 Date: 2014-09-15 Page: 11 of 22General operating limitsSpeedMax. engine speed ...................... 3300 rpmRecommended prop speed ............ 2400 - 2800 rpmNormal idle speed ....................... 850 rpmMin. idle speed .......................... 700 rpmRunning inTo run in a new engine, it is recommended to limit the speed at 3000 rpm for the first 5 hours.Performance (ISA)a) UL 260i Maximum (for 5 minutes) : 97 hp @ 3300 RpmMaximum continuous power : 87 hp @ 2800 Rpmb) UL 260is Maximum (for 5 minutes) : 107 hp @ 3300 RpmMaximum continuous power : 95 hp @ 2800 RpmAccelerationLimit of engine operation at zero gravity and in negative "g" conditionsMax. ....................................... 3 seconds at max. –0.5 gOil pressureMax. ....................................... 8 bar (115.0 psi) (cold start)Normal .................................... 2–5 bar (30–75 psi) — above 2000 rpmMin. ........................................ 1 bar (14,5 psi) — below 2000 rpm/above 900 rpmOil levelMax. ....................................... 3,5 litres (3,7 quarts)Min. ........................................ 2,5 litres (2,6 quarts)Oil temperatureMax. ....................................... 120°C (248°F)Min. ........................................ 50°C (122°F)Normal .................................... 80-100°C (175-212°F)Cylinder head temperatureMax. ....................................... 190°C (375°F)Max. continuous ......................... 160°C (320°F)Min. ........................................ 50°C (125°F)