SOP LERJ PS28

What is the VNE (Never Exceed Speed) for the PS28 Cruiser?

138 KIAS

What is the maximum demonstrated crosswind component for the PS28 Cruiser?

12 knots

What is the normal rotation speed (Vr) during takeoff?

45 KIAS

What is the initial climb speed (Vx) for best angle of climb?

57 KIAS

What is the Vy (best rate of climb speed)?

65 KIAS

What is the stall speed in clean configuration (Vs1)?

45 KIAS

What is the stall speed in landing configuration (Vso)?

40 KIAS

What is the maximum flap extension speed (Vfe)?

75 KIAS

What is the maximum structural cruising speed (Vno)?

108 KIAS

What is the engine manufacturer and model on the PS28 Cruiser?

Rotax 912 ULS2

What is the maximum RPM allowed during engine operation?

5800 RPM

What is the maximum continuous RPM?

5500 RPM

What is the minimum oil pressure during idle?

0.8 bar

What is the maximum oil pressure allowed?

7.0 bar

What is the minimum oil temperature for takeoff?

50°C

What is the normal oil temperature operating range?

90°C to 110°C

What is the maximum oil temperature?

130°C

What is the maximum cylinder head temperature?

135°C

What is the usable fuel quantity of the PS28?

100 liters

What is the minimum fuel for takeoff?

20 liters

What is the fuel type approved for the PS28?

AVGAS 100LL and MOGAS EN228

What is the oil type recommended for temperatures above 15°C?

SAE 20W50 mineral or synthetic oil

What is the minimum oil quantity before flight?

3.0 liters

What is the maximum oil quantity?

3.8 liters

What is the maximum takeoff weight of the PS28?

600 kg

What is the maximum baggage weight allowed?

15 kg

What are the tire pressures (main and nose)?

Main wheels: 1.6 bar, Nose wheel: 1.8 bar

What is the minimum solo weather condition?

10 km visibility, 1500 ft ceiling, 8 kt max wind, dry runway

What is the minimum dual weather condition?

5 km visibility, 1000 ft ceiling, 12 kt max wind

When must navigation lights be used?

At night or low visibility

What lights should be ON during engine start?

Beacon and position lights

What is the checklist item before starting the engine regarding brakes?

Parking brake set

What are the emergency procedures in case of engine fire on the ground?

Fuel off, master off, ignition off, evacuate

What is the first action for engine failure after takeoff?

Lower nose to maintain best glide speed (60 KIAS)

What is the glide speed for best range in case of engine failure?

60 KIAS

What is the flap setting for normal takeoff?

0°

What is the flap setting for short field takeoff?

15°

What is the flap setting for normal landing?

30°

What is the correct mixture setting for cruise?

Leaned as appropriate

What is the recommended RPM setting for cruise?

4800–5000 RPM

When should the electric fuel pump be turned OFF after takeoff?

After reaching safe altitude and engine parameters stable

What is the maximum oil consumption?

0.1 liter/hour

What is the minimum voltage to start engine?

12 volts

How often should the stall warning be tested?

During preflight

What is the correct tire inflation pressure for the nose wheel?

1.8 bar

What is the maximum altitude for normal flight operations?

10,000 feet

What documents must be onboard the aircraft?

POH, registration, insurance, ARC, radio license

When is the carburetor heat used?

During descent and when carburetor icing is suspected

What is the required engine warm-up temperature?

50°C oil temperature

What is the correct RPM for idle?

1400 RPM

What is the purpose of checking the pitot cover during preflight?

To ensure it’s removed to allow accurate airspeed readings

What is the minimum runway length recommended for solo takeoff?

600 meters

What is the circuit altitude for PS28 operations?

1000 feet AGL

What is the order of checks before starting engine?

Preflight inspection, safety cockpit, pre-start checklist

When must the transponder be set to ALT?

Before entering the runway for departure

What is the meaning of “Hot Start” in Rotax engines?

Starting a warm engine that was recently shut down

What is the significance of the “pull idle” practice?

To avoid over-speeding on descent and ensure engine responsiveness

What should be done if oil pressure is low after engine start?

Shut down immediately and report the issue

What configuration is used for short field landing?

Flaps full (30°), approach at 60 KIAS

What is the post-landing flap setting?

Flaps UP

What is the post-landing fuel pump procedure?

Turn OFF after vacating runway

When should strobe lights be used?

Before takeoff roll and during flight

What is the checklist for shutdown?

Parking brake set, avionics off, throttle idle, mixture ICO, mags off, master off

What is the oil system type in the PS28 engine?

Dry sump system

What causes hydraulic lock in the Rotax engine?

Oil accumulation in the lower cylinders

What is the safe action if hydraulic lock is suspected?

Manually turn the propeller by hand before starting

What must be done if radio failure occurs during taxi?

Follow standard lost comms procedure and use light signals from tower

What is the voltage of the electrical system?

12V DC

How is the engine cooled?

Liquid and air-cooled

What is the use of the electric fuel pump?

To ensure proper fuel flow during engine start and critical phases of flight

What are the flap settings available in PS28?

0°, 15°, and 30°

What is the best glide ratio of the PS28?

Approximately 11:1

What is the purpose of mixture ICO (Idle Cut Off)?

To stop the engine by cutting off fuel supply

When should the circuit breaker panel be checked?

Before engine start and during troubleshooting

How many ignition systems are in the PS28 engine?

Two independent ignition systems (dual ignition)

What is the safe descent rate in case of emergency?

500–700 ft/min at 60 KIAS

What is the minimum engine warm-up time?

2–5 minutes, depending on temperature

What is the correct way to avoid wake turbulence?

Stay above and upwind of the preceding aircraft’s flight path

What should you do in case of alternator failure?

Reduce electrical load, land as soon as practicable

What is the max ramp weight of PS28?

605 kg

What is the required procedure for engine fire in flight?

Mixture ICO, fuel off, master off, increase speed to extinguish, land ASAP

What is the best procedure in case of cabin fire in flight?

Master off, vents open, extinguish if possible, land ASAP

How do you recognize carburetor icing?

Gradual drop in RPM and rough running engine

What is the pre-takeoff safety briefing?

Aborted takeoff point, engine failure after takeoff actions, emergency plan

What should be checked during run-up?

Magnetos, carb heat, engine instruments, RPM response

What is the purpose of the before-landing checklist?

To ensure proper configuration and safety for landing

When should full mixture be used?

During takeoff, climb, and landing

When should the landing light be ON?

When on final approach and during landing

What does VFR solo authorization require in terms of weather?

Ceiling 1500 ft, visibility 10 km, max wind 8 kt, dry runway

What is the go-around procedure?

Full power, flaps 15°, positive rate, climb 65 KIAS

What is the short field takeoff procedure?

Flaps 15°, brake release at full power, rotate 45 KIAS, climb 57 KIAS

What is the emergency procedure for engine failure on downwind?

Turn base early, select field, 60 KIAS glide, secure engine

What is the RPM drop limit during magneto check?

Max 300 RPM per magneto, 115 RPM difference between them

What is the purpose of stall warning check during preflight?

Ensure the warning system functions correctly in flight

What is the normal landing speed with flaps?

60 KIAS

What is the procedure for brake failure during taxi?

Use rudder for directional control, shutdown if necessary

What must be done after shutdown?

Record Hobbs time, secure aircraft, complete paperwork

What is the recommended approach speed with no flaps?

65 KIAS

What is the first step if you suspect fuel contamination?

Drain fuel from sumps and check for water or debris

What is the significance of confirming alternator charging?

Ensures electrical systems remain powered during flight