click below
click below
Normal Size Small Size show me how
Ifs OPS limits
| Question | Answer |
|---|---|
| ENGINE FIRE ON THE GROUND | FUEL SHUTOFF VALVE - OFF CABIN HEAT - OFF |
| ELECTRICAL FIRE ON THE GROUND | GEN/BAT MASTER SWITCH - OFF |
| ABORT | THROTTLE - IDLE BRAKES - AS REQUIRED FLAPS - CRUISE |
| ENGINE MALFUNCTION IN FLIGHT (SUFFICIENT RUNWAY REMAINING TO LAND) | AIRSPEED - 60 KIAS FLAPS - LDG |
| ENGINE FIRE DURING FLIGHT | FUEL SHUTOFF VALVE - OFF CABIN HEAT - OFF |
| ELECTRICAL FIRE DURING FLIGHT | GEN/BAT MASTER SWITCH - OFF AIR VENTS AND WINDOWS - OPEN |
| CABIN FIRE IN FLIGHT | GEN/BAT MASTER SWITCH - OFF AIR VENTS AND WINDOWS - OPEN CABIN HEAT - OFF |
| Vs0 (Stall speed in LDG configuration, kts) | 34 |
| Vs1 (stall speed in CRUISE configuration, kts) | 42 |
| Vr (Rotate Speed, kts) | 44 |
| Lift-off airspeed (kts) | 52 |
| Forced landing final approach airspeed (flaps LDG, kts) | 55 |
| Min. engine-out airspeed to sustain windmilling prop (kts) | 60 |
| Forced landing final approach airspeed (flaps T/O kts) | 60 |
| Forced landing final approach airspeed (flaps CRUISE. kts) | 64 |
| Normal landing final approach airspeed (kts) | 60 |
| No-Flap landing final approach airspeed (kts) | 65 |
| Vx (flaps T/O, kts) (Best angle of climb) | 60 |
| Vx (flaps CRUISE, kts) (Best angle of climb) | 65 |
| Vy (flaps T/O, kts) (Best rate of climb) | 66 |
| Vy (flaps CRUISE, kts) (Best rate of limb) | 70 |
| Best glide airspeed (1764 lbs) (L/D max) | 73 |
| Vfe (flaps LDG, kts) (Max. Airspeed with flaps extended) | 78 |
| Vfe (flaps T/O, kts) (Max. Airspeed with flaps extended) | 100 |
| Va (kts, 1764lbs) | 106 |
| Vno (Max. structural cruising speed, kts) | 118 |
| Force propeller to windmill if stopped, starter inop (kts) | 137 |
| Vne (Never exceed airspeed, kts) | 164 |
| Positive limit load factor (flaps CRUISE) | +4.4 |
| Negative limit load factor (flaps CRUISE) | -2.2 |
| Positive limit load factor (flaps T/O or LDG) | +2.0 |
| Negative limit load factor (flaps T/O or LDG) | 0 |
| Max. permissible bank angle for steep turns (in degrees) | 60 |
| Voltmeter lower limit red arc (volts) | 8-11 |
| Voltmeter caution range yellow arc (volts) | 11-12.5 |
| Voltmeter green arc (volts) | 12.5-16 |
| Voltmeter upper limit red line (volts) | 16.1 |
| Approved fuel grade | 100LL |
| Usable fuel (US gal.) | 24.0 |
| Fuel tank capacity (US gal.) | 24.5 |
| Max. ramp weight (lbs) | 1770 |
| Max. takeoff weight (lbs) | 1764 |
| Max. landing weight (lbs) | 1764 |
| Forward CG limit (at or below 1653 lbs) | 7.95 |
| Forward CG limit (1764 lbs) | 8.07 |
| Aft CG limit (1764 lbs) | 12.16 |
| AFT CG limit (at or below 1653 lbs) | 12.48 |
| Max. weight in baggage compartment (lbs) | 44 |
| Min. rpm during engine runup idle check | 975 |
| Min. rpm during flight if beyond gliding range of a runway (area idle) | 1400 |
| Min. rpm operations iwth fuel pump off | 1400 |
| Min. permissible static rpm (full throttle runup) | 2000 |
| Tachometer normal operating range (rpm) | 700-2800 |
| Max. permissible continuous rpm | 2800 |
| Min. rpm drop during magneto check | 25 |
| Max. rpm drop during magneto check | 150 |
| Max. rpm drop difference between magnetos | 50 |
| Max permissible continuous bhp | 125 |
| Min. oil pressure (psi) | 10 |
| Oil pressure normal operating range (psi) | 30-60 |
| Max. time for oil pressure to reach 10 psi after start (secs.) | 30 |
| Max. oil pressure for full power operation if OAT <0C (psi) | 70 |
| Max. oil pressure (psi) | 100 |
| Min. oil temperature (F) | 75 |
| Max. rpm after start until oil temp indication registers | 1000 |
| Oil temperature normal operating range (F) | 170-220 |
| Min oil temp. to begin an area SFL at Area Idle (F) | 170 |
| Min. oil temp for full power operation if oil pressure norm (F) | 100 |
| Max. oil temp (F) | 240 |
| Min oil quantity (US qts) | 4 |
| Max oil quantity (US qts) | 6 |
| Fuel pressure lower limit red line (psi) | 3.5 |
| Fuel pressure upper limit red line (psi) | 16.5 |
| Max. continuous start operation (secs) | 10 |
| Max. cumulative starter op. before cooling 3-5 min. (secs.) | 30 |
| Max. time for CHT below 300F in descent (minutes) | 5 |
| Min. CHT (F) takeoff & descent | 240 |
| CHT normal operating range (F) | 300-420 |
| CHT caution range (F) | 420-460 |
| Max. CHT (F) | 460 |
| Max OAT(C) operation w/full winterization kit | 0 |
| Max. OAT (C) operation w/ partial winterization kit | 12.5 |
| Max. total wind student dual (kts) | 25 |
| Max. total wind student solo (kts) | 20 |
| DA20 max. demosntrated crosswind component (kts) | 20 |
| Max. crosswind component student dual (kts) | 15 |
| Max. crosswind component student solo (kts) | 10 |
| Max. tailwind component (kts) | 5 |
| Maximum airplane structural temperature (C) | 55 |
| Propeller approx. minimum ground clearance (inches) | 10 |
| Main landing gear tire pressure (psi) | 33 |
| Nose gear tire pressure (psi) | 26 |
| Min. OAT (C) cabin heat not req for 10 min. before T/O | -20 |