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MSFS 2024 · General Aviation
DHC-2 Beaver Quick Reference
V-SPEEDS
| Speed | Value | Description |
|---|---|---|
| Max permissible diving speed | 180 mph IAS (156 kt) | Landplane, skiplane and seaplane. Never-exceed speed of flight (Section 4.5.1) |
| Normal operating limit speed | 145 mph IAS (126 kt) | Normal cruising flight should be confined below this value (Section 4.5.2) |
| Manoeuvring speed | 125 mph IAS (109 kt) | Approach to stall, or full rudder/aileron, must be confined below this (Section 4.5.3) |
| Max speed for lowering flaps | 105 mph IAS (91 kt) | Section 4.5.4 |
| Stall, flaps up | 60 mph IAS (52 kt) | Maximum gross weight, standard conditions |
| Stall, flaps LANDING | 45 mph IAS (39 kt) | Maximum gross weight, standard conditions |
| Lift-off | 55-65 mph IAS | Allow the aircraft to fly itself off in a tail down attitude (Section 2.9). Section 4.11.2 gives 50-60 mph IAS in a tail low attitude |
| Initial climb | 65 mph IAS | Then slowly increase to 80 mph IAS and re-trim |
| Best rate of climb (Vy) | 95 mph IAS (83 kt) | At maximum continuous power |
| Best angle of climb (Vx) | 80 mph IAS (70 kt) | Section 2.10 |
| Approach | 90 mph IAS | Reduce to 90 mph before configuring for landing |
| Final approach | 80 mph IAS (70 kt) | Normal approach airspeed; rate of descent approximately 1,000 fpm |
| Minimum run landing final | 65-68 mph IAS | Full flap, maintained to the point of flare-out. Experienced pilots only |
| Go-around | 65 mph (TAKE-OFF flap) / 75-90 mph (CLIMB or CRUISE flap) | Keep nose down and re-trim as necessary |
| Best glide | 95 mph IAS landplane (92 mph seaplane), flaps CRUISE | Glide gradient 11%, rate of descent 890 fpm; about 3.5 statute miles per 2,000 ft (3.25 for the seaplane) |
| Slow flight - full control retained | 75 mph IAS flaps CRUISE / 65 mph IAS flaps LANDING | Section 4.11.3 |
| Stall speed vs bank (flaps up) | 60 mph at 0 deg, 85 mph at 50 deg, 105 mph at 60 deg, 115 mph at 65 deg, 130 mph at 70 deg | Load factors 1.0, 1.5, 2.0, 2.5 and 3.0 g respectively |
| Rough air / forcible manoeuvres | Do not exceed 145 mph IAS | Section 4.6 |
| Airspeed correction | Subtract 5 mph from indicated | Applies to all indicated cruising speeds and to indicated airspeed with flaps DOWN (Section 2.11.2) |
| Max crosswind component | 10 mph at 90 deg | Landplane, skiplane and seaplane (Section 2.14.2) |
POWER SETTINGS
| Phase | Setting |
|---|---|
| Take-Off | 36.5 in.Hg / 2,300 RPM - TIME LIMITED TO 1 MINUTE (Figure 4-1) |
| After Take-Off (fully loaded) | 33.5 in.Hg / 2,200 RPM (R-985 SB3). 34.5 in.Hg / 2,200 RPM for R-985-AN-1, AN-3, -39 and -39A |
| After Take-Off (normal weight) | 30 in.Hg / 2,000 RPM |
| Climb (maximum continuous) | 33.5 in.Hg / 2,200 RPM, FULL RICH - best rate of climb at 95 mph IAS |
| Climb (engine manufacturer recommended) | 30 in.Hg / 2,000 RPM AUTO RICH for reduced engine wear - 540 fpm landplane, 460 fpm seaplane |
| Cruise | 29.7 in.Hg or less / 2,000 RPM or less, AUTO LEAN, carburettor mixture temperature 40 degF (4 degC) |
| Cruise (240 BHP, 5,000 ft) | 1,650 RPM / 28.0 in.Hg - 16.5 Imp (19.8 US) gal/hr |
| Cruise (300 BHP, sea level) | 2,000 RPM / 29.7 in.Hg - 23.1 Imp (28.5 US) gal/hr |
| Engine warm-up | 1,000 RPM, then smoothest speed between 1,000 and 1,400 RPM once oil temp reaches 100 degF (40 degC) |
| Ground test - magneto check | 1,750 RPM |
| Ground test - propeller cycle | 1,600 RPM, prop lever to COARSE PITCH then full INCREASE RPM, note recovery to 1,600 RPM |
| Ground test - static RPM | 2,100 +/- 20 RPM with manifold pressure at aerodrome pressure |
| Taxi (stopped) | 1,200-1,400 RPM. Avoid prolonged ground running above 1,400 RPM |
| Idle | 450-550 RPM |
| Shutdown | 1,000-1,200 RPM, then prop lever full DECREASE RPM and hold 800 RPM with the throttle |
FLAP SCHEDULE
| Setting | Max Speed | Use |
|---|---|---|
| CRUISE | Any (below Vno 145 mph) | Taxi, cruise, after landing, best glide |
| CLIMB | Below 105 mph IAS | Selected at 500 ft after take-off, then re-trim |
| TAKE-OFF | Below 105 mph IAS | All normal take-offs |
| LANDING | Below 105 mph IAS | Normal approach and landing (80 mph IAS on final) |
| FULL FLAP | Below 105 mph IAS | Only required for emergency landing in very restricted areas; also used for minimum run landings |
ENGINE LIMITS
| Parameter | Value |
|---|---|
| Engine | Pratt & Whitney Wasp Junior R-985 SB3, 9-cylinder radial (Supplement 2 covers R-985-AN-1, AN-3, -39 and -39A) |
| Take-Off Power | 36.5 in.Hg / 2,300 RPM - 1 minute limit |
| Max Continuous Power | 2,200 RPM / 33.5 in.Hg, FULL RICH (34.5 in.Hg for AN-1/AN-3/-39/-39A) |
| Cold-day take-off correction | Reduce take-off manifold pressure by 2% per 11 degC (20 degF) below standard altitude temperature |
| Engine overspeed | If the engine has exceeded 2,750 RPM for more than 30 seconds, an engine change is indicated |
| Cylinder Head Temperature | Must not exceed 450 degF (230 degC) |
| Oil Inlet Temperature | Above 100 degF (40 degC), never above 200 degF (90 degC) |
| Oil Pressure (start) | Must register within 30 seconds; 50 psi steady before selecting INCREASE RPM |
| Fuel Pressure | Wobble pump to a maximum of 5 psi for starting; warning light illuminates at 3 psi |
| Magneto Drop | Must not exceed 100 RPM; normally 50 to 75 RPM |
| Generator cut-in | Approximately 1,400 RPM |
| Fuel Grade | Aviation Fuel Grade 80/87 recommended; power limits are based on 80/87 |
| Oil Capacity | 5-1/4 Imperial gal (1 gal air space) |
| Propeller | Hamilton Standard two-bladed, 8 ft 6 in diameter, constant speed counterweight type, pitch range 11.5 to 24 deg |
| Electrical System | 50 amp 28-30 volt generator with a 24 volt 17 amp/hr battery |
| Tailwheel steering | 25 degrees to each side; use brakes for larger angles |
KEY NUMBERS
| Parameter | Value |
|---|---|
| Max All-Up Weight | 5,100 lb landplane and skiplane; 5,090 lb seaplane |
| CG datum | 17.45 in behind the wing leading edge |
| CG range (landplane) | Fwd station +6.6 at 3,800 lb to station -1.25 at 5,100 lb; aft station -7.7 at 5,100 lb |
| Fuel Capacity | Front 29 Imp (35 US), centre 29 Imp (35 US), rear 21 Imp (25 US) gal - 79 Imp (95 US) gal total |
| Fuel Capacity with wing tip tanks | 115 Imp (138 US) gal - tip tanks add 36 Imp (43 US) gal, 2 x 18 Imp gal |
| Fuel Burn (Auto Lean) | 240 BHP 16.5 Imp (19.8 US) gal/hr; 280 BHP 20.8 Imp (25 US); 300 BHP 23.1 Imp (28.5 US) |
| Take-off over 50 ft obstacle | 1,250 ft landplane / 1,610 ft seaplane (flaps TAKE-OFF, still air, ICAO technique) |
| Landing over 50 ft obstacle | 1,250 ft landplane / 1,510 ft seaplane (flaps LANDING, still air, ICAO technique) |
| Initial Rate of Climb (T/O power) | Flaps up 1,020 fpm landplane / 920 fpm seaplane; flaps TAKE-OFF 730 / 650 fpm |
| Rate of Climb at Max Continuous | SL 840 fpm landplane / 740 fpm seaplane; 5,000 ft 795 / 685 fpm; 10,000 ft 530 / 410 fpm |
| Service Ceiling | 18,000 ft landplane / 15,750 ft seaplane |
| Max True Level Speed | SL 156 mph landplane / 144 mph seaplane; 5,000 ft 163 / 151 mph |
| True Cruising Speed (300 BHP) | SL 136 mph landplane / 123 mph seaplane; 5,000 ft 143 / 127 mph |
| Economic Cruising Speed (240 BHP) | SL 125 mph landplane / 110 mph seaplane; 5,000 ft 130 / 114 mph |
| Range at 5,000 ft (240 BHP) | 455 mi normal fuel / 740 mi with tip tanks (landplane) |
| Endurance at 5,000 ft (240 BHP) | 3.54 hr normal fuel / 5.7 hr with tip tanks (landplane) |
| Manoeuvres | All aerobatic manoeuvres including spins are prohibited; stalls are permitted for demonstration only |
| Minimum Flight Crew | One pilot |