AEROPRAKT -22L2 Pilot Operating Handbook
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AEROPRAKT -22L2 Pilot Operating Handbook

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Aeroprakt Ltd.
24, Polevaya str., Kiev, Ukraine
Tel: 0038 044 496-77-21
Fax: 0038 044 496-77-31
e-mail: air@prakt.kiev.ua
www .aeroprakt.kiev.ua
AEROPRAKT-22L2
Pilot Operating Handbook
A22L2-POH-02
This manual must be carried in the airplane at all times

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Summary of Contents for AEROPRAKT AEROPRAKT-22L2

  • Page 1 Aeroprakt Ltd. 24, Polevaya str., Kiev, Ukraine Tel: 0038 044 496-77-21 Fax: 0038 044 496-77-31 e-mail: air@prakt.kiev.ua www .aeroprakt.kiev.ua AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 This manual must be carried in the airplane at all times...
  • Page 3 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 Model: AEROPRAKT-22L2 (A-22L2) Serial No: Registration: Document No: A22L2-POH-02 Date of issue: 20.08.2015 Yuriy Yakovlyev Approved by: Signature: Chief Designer Position: Stamp: Date of approval: 20.08.2015 This airplane is to be operated in compliance with information and limitations contained herein.

  • Page 4: Table Of Contents

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 Table of contents 1 General information ..................... 7 General........................1.2 Technical data .......:................ 1.3 Airplane three-view drawing ................... 2 Airplane and Systems Descriptions ................8 2.1 Airframe ........................Landing gear......................Engine and its controls ...................
  • Page 5 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 7 Normal Procedures ....................35 General......................... Preflight check ...................... 35 Engine starting...................... 37 7.4 Taxiing ........................38 7.5 Before takeoff ....................... Normal takeoff ...................... Short field takeoff....................39 7.8 Climb ........................7.9 Cruise ......

  • Page 6: General Information

    This Pilot Operating Handbook has been prepared to provide the airplane owner and operators with information required for the safe and efficient operation of this airplane. AEROPRAKT-22L2 (A-22L2) is a two-seat, high-wing strut braced monoplane of "classic" aerodynamic layout with closed cockpit, non-retractable landing gear with steerable nose wheel, Rotax-912 engine with tractor three-blade on-ground adjustable pitch propeller.

  • Page 7: Airframe

    A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 2 Airplane and Systems Descriptions 2.1 Airframe Wing: high placed, strut braced, constant chord. Wing section is P-llla-15%. Wing primary structure consists of a single spar, ribs and aft web. Forward of the spar the wing has 2024T3 aluminum alloy skin of 0.5-0.8 mm (0.020-0.032 in) sheet, which together with the...

  • Page 8: Airplane And Systems Descriptions

    All engine systems (fuel, electric, cooling) are assembled in accordance with Rotax-912 engine operation manual. The engine can be fitted with an air intake pre-heater box designed by Aeroprakt, which improves engine operating conditions, preventing carburetor icing in cold weather and increasing the engine output in hot weather.

  • Page 9: Fuel System

    A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 2.5 Fuel system The fuel system (Fig. includes two wing fuel tanks 1 with filler inlets 2 and fuel lines connecting the tanks to each other and to the engine fuel pump 6 (that is feeding fuel engine carburetors 10) via two fuel valves 3, gascolator 11 and fuel filter 5.

  • Page 10: Airplane Control Systems

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 NOTE: When both tanks are full, fuel may flow from one tank to the other (e.g. due to the lateral forces during side slipping or when wings are not level on parking or during taxiing), overfill it and spill out through the vent line.
  • Page 11 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 2.6.2 Elevator trim tab control system Elevator trim tab is used for controlling the force on control yokes in pitch. The trim control lever accessible from both pilot seats. Fig. 4 trim tab control lever 1 (Fig.
  • Page 12 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 2.6.3 Rudder and nose wheel control system Rudder and nose landing gear are controlled using pedals. Rudder is connected to the pedals in the cockpit with two cables of 2.7 mm (0.11 in) diameter. The pedals are...
  • Page 13 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 2.6.4 Control system of flaperons (drooping ailerons) The airplane equipped with flaperons (drooping ailerons), which serve as both ailerons flaps. The flaperon control system ensures independent function of flaperons as ailerons and flaps using a differential mechanism.
  • Page 14 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook Fig. 7. Flap extension mechanism As flaps (Fig. 7) the flaperons are extended by setting the flap extension lever 1 to the required positions and thus rotating the flap shafts 5 by the respective angles via link 3 and...
  • Page 15 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 2.6.6 Brake control system The main wheel brakes (Fig. 8) are actuated hydraulically using the brake lever 2 (installed next to the throttle lever 3) controlling pressure supplied from the master cylinder 1 to the slave cylinders 5 in the wheels.

  • Page 16: Instrument Panel

    A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 2.7 Instrument panel A-22L2 instruments set and instrument panel are represented on see fig. Fig. Numbers in the pictures denote the following: 1. Placard with passenger warning: "THIS AIRCRAFT WAS MANUFACTURED IN ACCORDANCE WITH LIGHT SPORT AIRCRAFT AIRWORTHINESS STANDARDS AND DOES NOT CONFORM TO STANDARD CATEGORY AIRWORTHINESS REQUIREMENTS"...
  • Page 17 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 Fig. 9...
  • Page 18 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook Full and static pressure system The full and static pressure probe is located on the left wing strut. It supplies the pressure to the airspeed indicator. This system supplies the full (dynamic) and static pressure of the outside air to the instruments measuring the flight parameters: airspeed, rate of climb and altitude.

  • Page 19: Electric System

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 When battery is supplying power to the consumers while alternator is not generating and supplying power to the battery (e.g. engine is not running or due to some other reason) NO CHARGE light signals that the battery is discharging and its power may be lost after some time.
  • Page 20 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook AEROPRAKT-22L2 Pilot Operating Handbook Fig. 11. Wiring diagram of A-22L2 electric system (main)
  • Page 22 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 Fig. 12 Wiring diagram of the installation of the TRIG TY-91 radio Fig. 13. Wiring diagram of the installation of the PTT buttons...
  • Page 23 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook Fig. 14 Wiring diagram for installation of FlyDAT engine instrument Fig. 15 Wiring diagram for installation of elektrotrimmer...

  • Page 24: Seats And Harness Belts

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 Seats and harness belts The airplane is equipped with adjustable seats with soft cushions. The seats are attached to two transverse beams inside fuselage. The harness belts are of the 4-point type. Two shoulder belts are passed over the shoulders from behind and are joined to the waist belts with adjustable buckles.

  • Page 25: Recovery System

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 2.12 Recovery system A-22L2 can be optionally equipped with MAGNUM 501 Light Speed Soft parachute recovery system. The system is intended for rescue of pilots in case of emergency situation in flight when emergency landing is not possible (see section 6.5).

  • Page 26: Operating Limitations

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 3 · Operating Limitations 3.1 General Section 2 includes operating limitations, instrument markings, and basic tables necessary for safe operation of the airplane, its engine, systems and equipment. 3.2 Airspeed Airspeed limitations and their operational significance are shown in the table below.

  • Page 27: Prohibited Maneuvers

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 3.6 Prohibited maneuvers A-22L2 airplane belongs to a non-aerobatic category. All maneuvers shall be done within airspeed and load factor limits limits). Any aerobatics including intentional spinning prohibited. 3.7 Operating weights and loading...
  • Page 28 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 NOTE: On all issues of engine operation see Rotax engine Operator's Manual. Follow its instructions to ensure safe and efficient operation of the engine.

  • Page 29: Weight And Balance

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 4 Weight and balance 4.1 General This section contains information about weight and balance requirements for the safe operation of the airplane. It is responsibility of the pilot in command to ensure before every flight that weight and balance of the airplane remains within the specified limits.
  • Page 30 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 1.7 m (66.9 in) i.e. between 19% and 33% of the wing MAC (mean aerodynamic chord) see Fig/ Fig. 17.

  • Page 31: Performance

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 5 Performance 5.1 General This section contains performance data of A-22L2 airplane of standard (basic) configuration at maximum takeoff weight in the following environmental conditions: ICAO standard atmosphere (ISA), mean sea level (MSL), no wind, hard and even runway. Those data may vary depending upon the configuration and technical condition of a particular aircraft and actual environmental conditions of its operation.

  • Page 32: Emergency Procedures

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 6 Emergency procedures 6.1 General This section contains recommendations to the pilots in case of emergency in flight. However such situations, caused by airframe or engine malfunction are extremely rare provided that pre-flight inspections and checks are made regularly.

  • Page 33: Restarting Engine In Flight

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 6.4 Restarting engine in flight 1. Throttle- IDLE. Fuel valves- check OPEN. Fuel level- CHECK. Ignition- ON. 5. Master key- turn to START. 6.5 Emergency landing 1. Glide speed- 100 km/h (54 kts).

  • Page 34: Recovery From Unintentional Stall And Spin

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 6.6.3 In flight Ignition- OFF. 2. Fuel valves- CLOSE. Yoke- PUSH to descend. Speed- below 210 km/h (113 kts). 5. Landing area- SELECT (consider altitude and wind). 6. Landing- in the SELECTED place, avoid colliding with obstacles.

  • Page 35: Normal Procedures

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 7 Normal Procedures 7.1 General This section describes normal procedures recommended for safe operation of the A-22L2. 7.2 Preflight check Pilots must inspect the general condition of the airplane during its preflight check. airplane must have no damage or maladjustments that may be critical for the flight safety.
  • Page 36 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 7.2.4 Right wing 1. Wing and strut surface- CLEAN and INTACT. 2. Wing and strut attachment fittings and bolts- IN PLACE, INTACT and SECURE. Wing fuel tank cap- IN PLACE and SECURE. 4. Fuel leaks- NONE.

  • Page 37: Engine Starting

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 5. Fuel leaks- NONE. 6. Wing fuel tank cap IN PLACE and SECURE. 7. Wing tip and navigation/strobe light- INTACT. 8. Wing and strut attachment fittings and bolts- PLACE, INTACT and SECURE. 9. Wing and strut surface- CLEAN and INTACT.

  • Page 38: Taxiing

    A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook Choke lever- FULLY BACK (gradually, when engine runs smoothly). 14. Engine- WARM UP at 2000-2500 RPM. Required electrical equipment/instruments switch ON and ADJUST. 1gnition- TEST at 4000 RPM holding brakes. 0il pressure- check 2,0-5,0 bar (29-73 psi) at above 3500 RPM.

  • Page 39: Short Field Takeoff

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 7.7 Short field takeoff 1. Flaps- EXTEND FULLY. 2. Hold position- OCCUPY. 3. Takeoff distance- CHECK if sufficient. 4. Rudder pedals- NEUTRAL. 5. Throttle- gradually FULL POWER. 6. Brakes- RELEASE. 7. Yoke- elevator NEUTRAL, ailerons AGAINST CROSSWIND.

  • Page 40: Normal Landing

    A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 6. Too low on final- INCREASE RPM. DO NOT RETRACT FLAPS when flying low over high obstacles or close to the ground! 7.11 Normal landing 1. Direction- ALIGN the airplane WITH THE RUNWAY using rudder pedals.

  • Page 41: Aircraft Ground Handling And Servicing

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 8 Aircraft Ground Handling and Servicing 8.1 General This section contains recommendations on aircraft ground handling and servicing important for safe and efficient operation of this aircraft. Besides owners/pilots should keep contact with aircraft manufacturer...

  • Page 42: Airplane Washing

    A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook For tying the airplane down use the wing struts near their attachment points to the wing and propeller shaft. Fix the yoke with the fixing pin when the airplane is tied down outside. When storing the airplane outside it is recommended to protect the cockpit glass with suitable covers.
  • Page 43 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 Fig. 18 Wing removal 8.5.2 Stabilizer removal Remove the stabilizer (see fig. 19) as follows: 1. Disconnect the control cable from the trim tab arm. 2. Disconnect the rudder rod from the elevator arm. 3. Undo the nut from the rear attachment bolt 4.
  • Page 44 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 8.5.3 Propeller removal Before dismantling the engine from the aircraft remove the propeller as follows: - undo nuts and remove the attachment bolts; - remove the propeller by pulling gently by its hub. When installing the engine on the aircraft propeller should be installed in reversed order.

  • Page 45: Required Placards And Markings

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 9 Required Placards and Markings 9.1 Airspeed indicator markings Scheme of color markings of airspeed indicator is shown on Fig. 20. Explanations are given in the table below: lAS range or value, Marking Significance km/h (kts) 57- 112 (31- 60.5)

  • Page 46: Supplements

    A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 10 Supplements 10.1General This section contains information concerning the particular configuration of this airplane (list of installed equipment) along with its actual empty weight and balance data. Any additional manuals for the installed equipment are indicated here.

  • Page 47: List Of Installed Equipment

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 10.5List of installed equipment All equipment installed or replaced in this airplane must be listed the table below. Signature Remarks Installed by Date Description...

  • Page 48: Actual Empty Weight And Cg Position Data

    A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 10.6Actual empty weight and CG position data This subsection contains information about the actual empty weight and respective CG position of the airplane. After final assembly, major repair/overhaul, replacement and/or additional installation of any equipment the aircraft must be weighed and respective weight...

  • Page 49: Flight Training Supplement

    AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02 10.7Fiight Training Supplement Flight training on Aeroprakt-22L2 airplane foresees hours of flying accordance with normal flight procedures, described Pilot Operating Handbook (POH). covers the following: Preflight preparation including determining the takeoff mass and airplane CG position, preflight check and preflight servicing of the airplane.
  • Page 50 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 2. Taxiing is described in the section 7.4. Airfield traffic shall be performed in accordance with the airfield traffic diagram. Before lining up full and free movements of the flight controls must be checked. 3. After lining up the engine power setting shall be increased to full and takeoff shall be performed.
  • Page 51 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook 10.7.4 Balked landing Balked landing (go around) situation occurs due to errors made during approach which can not be corrected or in case if an obstacle is suddenly detected on the runway. balked landing procedure is described in the section 7.12.
  • Page 52 A22L2-POH-02 AEROPRAKT-22L2 Pilot Operating Handbook touching the ground before the other. During the landing roll the nose wheel shall be kept lifted as long as possible and the heading shall be maintained using the rudder pedals. Immediately before the nose wheel is touching the ground the rudder pedals shall be set neutral in order to prevent the side load on the nose leg.
  • Page 53 AEROPRAKT-22L2 Pilot Operating Handbook A22L2-POH-02...

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