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AEROPRAKT A22LS-POH-04 Pilot Operating Handbook

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Pilot Operating Handbook
Airplane Model:
Airplane Registration Number:
Airplane Serial Number:
Date of issue:
Approved by:
Position:
Date of approval:
This manual must be carried in the airplane at all times.
This airplane is to be operated in compliance with information and limitations contained herein.
AEROPRAKT-22LS
A22LS-POH-04
AEROPRAKT-22LS (A-22LS)
N270L
270
03.01.16
Yuriy Yakovlyev
Chief designer
03.01.16
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

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Summary of Contents for AEROPRAKT A22LS-POH-04

  • 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-22LS Pilot Operating Handbook A22LS-POH-04 Airplane Model: AEROPRAKT-22LS (A-22LS) Airplane Registration Number: N270L Airplane Serial Number: Date of issue: 03.01.16 Approved by:...
  • Page 2 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 RECORD OF MANUAL REVISIONS No part of this manual may be reproduced or changed in any manner without a written consent of the Manufacturer. Any revision of the present manual, except actual weighing data, must be recorded in the following table according to information from the Manufacturer.

  • Page 3: Table Of Contents

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Table of contents 1 Introduction........................5 2 General information ..................... 6 2.1 General description of the airplane ................. 6 2.2 Airplane specifications .................... 6 3 Limitations ........................7 3.1 Airspeeds and Airspeed Indicator markings ............7 3.2 Service ceiling ......................
  • Page 4 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 6 Performance........................ 20 6.1 General ......................... 20 6.2 Takeoff and landing distances ................20 6.3 Climb performance ....................20 6.4 Cruise speeds and fuel consumption at various RPM settings ......20 7 Weight and Balance and Equipment List ..............21 7.1 Weight and Balance Chart ..................

  • Page 5: Introduction

    The following ASTM standards have been and/or shall be used for the design, construction and continued airworthiness of this Aeroprakt-22LS (A-22LS) airplane: F2245-16 Standard Specification for Design and Performance of a Light Sport Airplane,...

  • Page 6: General Information

    2 General information 2.1 General description of the airplane AEROPRAKT-22LS (A-22LS) 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: Limitations

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 3 Limitations 3.1 Airspeeds and Airspeed Indicator markings Scheme of color markings of airspeed indicator is shown on Fig. 1. Explanations are given in the table below: IAS value or range Marking Significance km/h Stalling speed at maximum takeoff weight...

  • Page 8: Service Ceiling

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 3.2 Service ceiling Service ceiling of A-22LS with Rotax-912ULS (100 hp) engine is equal to at least 5000 m. However A-22LS has neither pressurized cockpit, no oxygen equipment and therefore may not be used for high-altitude flight.

  • Page 9: Kinds Of Operation Limits

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Engine data and operational limitations are given in the table below: Engine manufacturer: BRP-Powertrain GmbH&Co KG (Austria) Engine model: Rotax-912iS Maximum takeoff power: 100 hp. Time limit at full power: 5 min (5800 rpm) Max. revolutions (no time limit) 5500 rpm Min.

  • Page 10: Emergency Procedures

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 4 Emergency procedures 4.1 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 performed regularly.

  • Page 11: Emergency Landing Without Engine Power

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 5. Lane A and B – CHECK ON. 6. EMERGEN POWER switch – ON. 7. START button – PRESS until engine start (maximum 10 seconds). 8. Fuel pump 2 – ON. 9. Throttle – AS REQUIRED.

  • Page 12: Smoke And Fire

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Smoke and fire On start 1. Fuel pumps 1 and 2 – OFF. 2. Fuel valves – CLOSE. 3. Lane A and B – OFF. 4. Unfasten seat belts, abandon cockpit. 5. Take measures to extinguish the fire or stop formation of smoke.

  • Page 13: Normal Procedures

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 5 Normal Procedures 5.1 General This section describes normal procedures recommended for safe operation of the A-22LS. 5.2 Preflight check Pilots must inspect the general condition of the airplane during its preflight check. The airplane must have no damage or maladjustments that may be critical for the flight safety.
  • Page 14 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 5.2.4 Right wing 1. Wing and strut surface – CLEAN and INTACT. 2. Wing and strut attachment fittings and bolts – IN PLACE, INTACT and SECURE. 3. Wing fuel tank cap – IN PLACE and SECURE.

  • Page 15: Engine Starting

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 4. Flaperon clamp – REMOVED. 5. Fuel tank vent outlet – CLEAN and INTACT. 6. Fuel leaks – NONE. 7. Wing fuel tank cap – IN PLACE and SECURE. 8. Wing tip and navigation/strobe light – INTACT.

  • Page 16: Taxiing

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 13. Start POWER switch – UP (ON) and HOLD. 14. Fuel pressure – min. 2.7 bar. 15. Warning lights A and B – weight till OFF. 16. START button – PRESS for a maximum of 10 seconds only (without interruption), followed by a cooling period of 2 minutes.

  • Page 17: Before Takeoff

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 5.5 Before takeoff 1. Hold position – OCCUPY. 2. Brakes – ENGAGE. 3. Coolant temperature – CHECK minimum 60°C (140°F). 4. Oil temperature – CHECK minimum 50°C (122°F). 5. CHECK both fuel pumps — ON.

  • Page 18: Climb

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 5.8 Climb 1. Speed – SET: best angle of climb speed V = 90 km/h (56 mph, 49 kts) or best rate of climb speed V = 100 km/h (62 mph, 54 kts) in strong turbulence +10 km/h (6 mph, 5 kts).

  • Page 19: Short/Soft Field Landing

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 5.12 Short/soft field landing 1. Flaps – EXTEND FULLY. 2. Approach distance – REDUCE by side slipping when clear of obstacles. 3. Approach speed on final – 90 km/h (56 mph, 49 kts), +10 km/h (6 mph, 5 kts) in rain or strong turbulence.

  • Page 20: Performance

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 6 Performance 6.1 General This section contains performance data of A-22LS 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 21: Weight And Balance And Equipment List

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 7 Weight and Balance and Equipment List 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 22: Installed Equipment List

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 must be between 1.470 m [58 in] and 1.780 m [69.94 in] (19% and 37% MAC) as shown in Fig 2. Item Weight, × CG arm, Moment, Kg/lbs. m / inch kg×m / lbs×inch Empty weight 322.8/712...

  • Page 23: Airplane And Systems Descriptions

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 8 Airplane and Systems Descriptions 8.1 General This section provides description and operation of the airplane and its systems. Some equipment described herein is optional and may not be installed in the airplane. Refer to Section 9, Supplements, for details of other optional systems and equipment.

  • Page 24: Landing Gear

    All engine systems (fuel, electrical, cooling) are assembled in accordance with Rotax-912 engine operation manual. The engine is 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 25: Fuel System

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 8.6 Fuel system The fuel system (see Fig. 3) includes two wing fuel tanks 1 and 2 (each of 45 l capacity) with filler inlets 3 and 4. Fig. 3. Fuel system schematic NOTE: Both fuel pumps have capacity 120 l/h. Due to different flow resistance of the return lines from the T-connector 26 (Fig.

  • Page 26: Airplane Control Systems

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fuel comes from left and right fuel tanks via fuel lines 5 and 6 to double fuel valves 7 and 8, each opening/closing the feed and return line simultaneously. Then fuel is fed through fuel lines 9 and 10 to sediment separator 11. From the sediment separator through the fuel...
  • Page 27 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fig. 4 8.7.2 Elevator trim tab control system Elevator trim tab is used for controlling the force on control yokes in pitch. The trim tab control lever is accessible from both pilot seats. Fig. 5 The trim tab control lever 1 (Fig.
  • Page 28 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 8.7.3 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 attached to two shafts (shaft for left pedals 1 and shaft for right pedals 2) hinged to the lower fuselage beams (Error! Reference source not found.).
  • Page 29 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 8.7.4 Control system of flaperons (drooping ailerons) The airplane is equipped with flaperons (drooping ailerons), which serve as both ailerons and flaps. The flaperon control system ensures independent function of flaperons as ailerons and flaps using a differential mechanism.
  • Page 30 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fig. 8. Flap extension mechanism As flaps (Fig. 8) 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 levers 4.
  • Page 31 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fig. 9. Engine controls...
  • Page 32 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 8.7.6 Brake control system The main wheel brakes (Fig. 9) are actuated hydraulically using the brake lever 2 (installed next to the throttle lever 3) controlling the pressure supplied from the master cylinder 1 to the slave cylinders 5 in the wheels.

  • Page 33: Instrument Panel

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 8.8 Instrument panel This airplane has the following flight instruments set and instrument panel arrangement: Fig. 11...
  • Page 34 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Numbers in Fig. 11 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" 2. Placard with operating limitations: OPERATE UNDER VFR ONLY...

  • Page 35: Full And Static Pressure System

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 8.9 Full and static pressure system 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. The system consists of the full and static pressure probe 1 and full 2 and static 3 pressure lines connecting the probe to the instruments (see Fig.
  • Page 36 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fig. 13. Wiring diagram of A-22LS electrical system (main)
  • Page 37 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fig. 14. Wiring diagram for installation of Dynon Sky View system (sheet 1)
  • Page 38 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fig. 15. Wiring diagram for installation of Dynon Sky View system (sheet 2)
  • Page 39 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fig. 16. Wiring diagram for installation of SV-COM radio Fig. 17. Wiring diagram for installation of PTT buttons...

  • Page 40: Seats And Harness Belts

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Fig. 18. Wiring diagram for installation of strobe lights 8.11 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 41: Aircraft Ground Handling And Servicing

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 9 Aircraft Ground Handling and Servicing 9.1 Introduction 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 the aircraft manufacturer in order to obtain in time all service bulletins relevant to their aircraft.

  • Page 42: Approved Fuel And Oil

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 When checking oil and coolant level follow the instructions of the Rotax engine operation manual. If the engine is not operated for long time, oil from the engine will flow to the lowest point of the lubrication system, i.e.
  • Page 43 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 6. Disconnect the wing at its forward and rear attachment points. After disconnecting the wings it is recommended to insert all the fasteners back and lock them with safety wire or pins not to lose them. Also secure with safety wire the spherical bearings in the forward and rear wing attachment fittings.
  • Page 44 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 9.6.3 Propeller removal Before dismantling the engine from the aircraft remove the propeller as follows: - remove the locking wire from the studs; - undo nuts and remove the studs; - Remove the propeller by pulling gently by its hub.

  • Page 45: Supplements

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 10 Supplements 10.1 General 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 46: List Of Installed Equipment

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 10.6 List of installed equipment All equipment installed or replaced in this airplane must be listed in the table below. The equipment affecting weight and balance of the airplane must be also listed in the table of the section 7.2 Installed equipment list.

  • Page 47: Actual Empty Weight And Cg Position Data

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 10.7 Actual 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 48: Airplane Flight Training Supplement

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 10.8 Airplane Flight Training Supplement Flight training on Aeroprakt-22LS airplane foresees 5 hours of flying in accordance with the normal flight procedures, described in Pilot Operating Handbook (POH). It covers the following: 1. Preflight preparation including determining the takeoff mass and airplane CG position, preflight check and preflight servicing of the airplane.
  • Page 49 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 4. Upon reaching the speed of climb of 100 kph (54 kts) the flaps shall be retracted at safe altitude. The pitch retrimming and loss of altitude at that are insignificant. The crosswind turn shall be performed during climb after reaching 100 m (300 ft.) altitude.
  • Page 50 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 10.8.5 Low speed flight, recognizing the starting and ongoing stall and stall recovery The aircraft has no adverse handling features at low speeds and at stall with any of flaps settings. A light vibration of controls in roll may be noticed that warns about approaching to the stalling speed.

  • Page 51: Airplane Owner Feedback To Manufacturer

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 10.8.9 Flights with imitated engine failure The emergency procedures in case of engine failure are described in the sections Error! Reference source not found. - Error! Reference source not found.. When imitating the engine failure it is recommended to reduce the engine RPM to idle. While doing that it should be kept in mind that sink rate with the engine stopped is by 100 fpm higher than that with the engine at idle because of the remaining propeller thrust.

  • Page 52: Glider And Banner Towing

    AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 10.10 Glider and banner towing 10.10.1 General A-22LS airplane can be optionally equipped with E 85 tow release manufactured by Tost Flugzeuggerätebau company (http://www.tost.de) for towing of gliders or banners. The tow release is attached to the tail fuselage on a special fitting. The tow release can be actuated by pulling the tow release handle (located near the flap extension lever) connected to the tow release lever with a control cable.
  • Page 53 AEROPRAKT-22LS Pilot Operating Handbook A22LS-POH-04 Glider TO TO distance Best climb Climb Time of climb Glider type mass, kg to 15 m height speed, km/h IAS rate, m/s to 360 m height PW-5 < 522 m 3 min 07 sec SZD-51.1 „Junior“...

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