************************************************************************************* Pilot's Handling Notes for a Savoia Marchetti S.M.81 with Alfa Romeo 126/RC34 engines ************************************************************************************* The three 750hp Alfa Romeo 126/RC34 (Bristol Pegasus) engines have automated mixture controls, and manually applied carb heat controls. Superchargers give rated power up to 3400 metres. Each engine can briefly deliver 780hp for war emergency use below 3500 metres. NEVER EXCEED 2200 RPM CAUTION - Max cruise power RPM limited at high altitude WAR EMERGENCY - never exceed 2415 RPM AUTOMIXTURE - This engine has Automixture in real life. Turn automixture ON in the FS9 realism screen before flight. Design cruise altitude is 5000 metres but at light weights step climb to 6Km. *************************************************************** Take Off: AUTOMIXTURE = ON (in FS9 realism options) FLAP = STAGE 1 CARB HEAT = COLD TRIM = 10% positive LINE UP BRAKES = ON THROTTLES = FULL BRAKES = OFF YOKE = FULL FORWARD to raise tail TAIL UP - ROTATE FIRMLY RESTRICT CLIMB <= 3 m/s VSI ACCELERATE = 150 KmIAS FLAP = UP ACCELERATE = 200 KmIAS WAIT FOR > 3 m/s VSI Call for Climb power *************************** Climb power: Plan 930 PPH C2 = 1.0 200 KmIAS On reaching 5000 metres Call for flight plan cruise power **************************** Tactical Cruise: C2 = 0.9 RPM <= 2200 Plan 870 PPH Note: Yields 183 KTAS at FL164 (5Km) **************************** Econ Cruise: C2 = 0.8 Plan 720 PPH Note: Yields 163 KTAS at FL164 (5Km) Note: Yields 172 KTAS at FL197 (6Km) **************************** Descent: MAX 310 KmIAS RPM < 2200 Plan 500 PPH **************************** Approach Circuit and Landing: Before Downwind leg OAT <= 5C CARB HEAT = HOT REDUCE < 200 KmIAS FLAP = STAGE 1 Downwind REDUCE < 175 KmIAS FLAP = STAGE 2 In time to achieve Vref REDUCE < 150 KmIAS FLAP = STAGE 3 CARB HEAT = COLD Vref = Cross airfield boundary @ 110 KmIAS THROTTLES = RETARD (IF REQUIRED) (FLARE) ALWAYS LAND ON MAINWHEELS only WHEN TAIL SETTLES - YOKE FULL AFT FLAP = UP BRAKES - as required ****************************