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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

tab

control lever

accessible from both pilot seats

Fig. 4

The

trim

tab control

lever

1 (Fig. 4) is placed on the central console.

is retained in place

friction

adjusted using

the

wheel 2

The trim

tab

control

lever is

connected with a cable 3 to

the

trim tab control arm 4. The

cable is running through the flexible conduits5 (in the central console) and

(in stabilizer)

and cable

fairleads

and

inside

the

tail

boom. The trim tab

hinged to the elevator

trailing edge on a wire serving also as a torsion spring.

The trim tab angles of deflection are: upward 21±1

, downward 22±1°

Содержание 484

Страница 1: ...ya 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...

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Страница 3: ...22L2 Serial No 484 Registration Document No A22L2 POH 02 Date of issue 20 08 2015 Approved by Yuriy Yakovlyev Signature Position Chief Designer Stamp Date of approval 20 08 2015 This airplane is to be...

Страница 4: ...3 1 General 26 3 2 Airspeed 26 3 3 Crosswind limitation 26 3 4 Service ceiling 26 3 5 Maneuvering load factors 26 3 6 Prohibited maneuvers 27 3 7 Operating weights and loading 27 3 8 Engine 27 4 Weig...

Страница 5: ...und Handling and Servicing 41 8 1 General 41 8 2 Servicing fuel oil and coolant 41 8 3 Towing and tie down instructions 41 8 4 Airplane washing 42 8 5 Disassembling and assembling the airplane 42 9 Re...

Страница 6: ...rut 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 prope...

Страница 7: ...re The mid section is made of the 2024T3 aluminum alloy bent sheet sections of 1 5 to 2 mm 0 063 to 0 080 in thickness which form the edges of the mid section The tail boom is a monocoque structure ma...

Страница 8: ...10 mm 5 ft 7 in wheel track 1285 mm 4ft 2 in min turn radius 2 m 7ft Main wheels size 5 00x5 or 6 00x6 pressure 1 6 kg cm2 22 7 psi Nose wheel size 5 00x5 or 6 00x6 brakeless wheel steering angle 30 d...

Страница 9: ...ing the tanks to each other and to the engine fuel pump 6 that is feeding fuel to the engine carburetors 10 via two fuel valves 3 gascolator 11 and fuel filter 5 Fuel can be drained from the tanks usi...

Страница 10: ...on usable fuel Fuel 2x45 I 2x11 9 US gal 90 I 23 8 US gal 89 I 23 5 US gal 1 I 0 3 US gal unleaded MOGAS min RON 95 or AVGAS 100LL 2 6 Airplane control systems Airplane control systems include control...

Страница 11: ...laced on the central console It is retained in place by friction adjusted using the wheel 2 The trim tab control lever is connected with a cable 3 to the trim tab control arm 4 The cable is running th...

Страница 12: ...arms One of the arms is connected with a cable to the rudder control arm 3 the other with a rod to the nose landing gear control arm 4 Rudder control cables are running from the pedals to the rudder c...

Страница 13: ...roll Fig 6 applied by the pilot to the control stick 1 is passed to the central control shaft 2 Then from the bellcrank 9 attached to the shaft it is passed via the pushrods 7 to the flaperon control...

Страница 14: ...f the flaperons as flaps 151 position 10 1 2nd position 20 1 2 6 5 Engine controls The engine controls are accessible from both right and left side pilot seat Engine RPM is controlled using a single t...

Страница 15: ...m The master cylinder 1 is connected with a hose 8 to the extension tank 7 installed on the firewall in the engine compartment When the brake lever is pulled the brake pads squeeze the brake disc crea...

Страница 16: ...16 KM H lAS MAX CONTINUOUS ENGINE SPEED 5500 RPM MAX TAKEOFF MASS 472 5 KG 1042 LB LIMIT LOAD FACTOR 4 0 I 2 0 3 NO CHARGE indicator and marking 4 ALARM indicator and marking 5 Cockpit heating control...

Страница 17: ...17 AEROPRAKT 22L2 Pilot Operating Handbook A22L2 POH 02 Fig 9...

Страница 18: ...therefore for flight safety Pilots must take all measures necessary to keep the system in good condition During the preflight check pilot must remove the cover from the full and static pressure probe...

Страница 19: ...arging the battery NO CHARGE light goes out MASTER switch controls power supplies of all onboard consumers except for the engine ignition system and consumers with their own built in power source e g...

Страница 20: ...A22L2 POH 02 AEROPRAKT 22L2 Pilot Operating Handbook AEROPRAKT 22L2 Pilot Operating Handbook Fig 11 Wiring diagram of A 22L2 electric system main 21...

Страница 21: ......

Страница 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 22...

Страница 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 23...

Страница 24: ...sary to control the airplane and ensure pilots safety in flight and during airplane motion on the ground 2 10 Cockpit doors The cockpit doors consist of organic glass attached to the metal tubular fra...

Страница 25: ...uselage The system is actuated by pulling the deployment handle 2 connected with the cable 3 to the rocket container 4 Then the rocket fires and pulls out the parachute connected with the lanyard 5 vi...

Страница 26: ...ap extended speed 115 62 112 60 5 Do not exceed this speed with flaps extended Vs1 stalling speed flaps up 70 38 63 34 At maximum takeoff weight and engine at idle Vso stalling speed full flaps 60 32...

Страница 27: ...tional limitations are given in the table below Engine manufacturer BOMBARDIER Rotax GmbH Austria Engine model Rotax 912UL Rotax 912ULS Engine type Flat four four stroke Maximum takeoff power 80 h p 1...

Страница 28: ...OPRAKT 22L2 Pilot Operating Handbook A22L2 POH 02 28 NOTE On all issues of engine operation see Rotax engine Operator s Manual Follow its instructions to ensure safe and efficient operation of the eng...

Страница 29: ...ment for his airplane The actual empty airplane weight may be determined by weighing the empty airplane with wings and fuselage level using the appropriate scales placed under the nose and main wheels...

Страница 30: ...AEROPRAKT 22L2 Pilot Operating Handbook A22L2 POH 02 30 1 7 m 66 9 in i e between 19 and 33 of the wing MAC mean aerodynamic chord see Fig 17 Fig 17...

Страница 31: ...condition of the aircraft environment and pilot skill Engine Rotax 912UL Rotax 912ULS Takeoff run 135 m 443ft 105 m 344 ft Landing run 135 m 443ft 135 m 344 ft Takeoff distance to from 15m 50ft 250 m...

Страница 32: ...Throttle IDLE 4 Ignition OFF 5 Master switch OFF 6 Fuel valves CLOSE 7 Landing STRAIGHT AHEAD avoid colliding with obstacles 6 2 3 During climb 1 Airspeed 100 km h 54 kts best glide 2 Throttle IDLE 3...

Страница 33: ...y call TRANSMIT 121 5 MHz or nearest airfield frequency 7 Flaps EXTEND FULLY on final 8 Landing in the SELECTED place avoid colliding with obstacles 9 Touchdown at minimum speed 6 6 Smoke and fire 6 6...

Страница 34: ...ire or stop formation of smoke 6 7 Recovery from unintentional stall and spin 1 Rudder pedals FULLY AGAINST ROTATION 2 Yoke PUSH slightly forward of neutral 3 Rotation stopped rudder pedals NEUTRAL 4...

Страница 35: ...Entire airplane 1 Covers and clamps REMOVED 2 Airplane CLEAN of rainwater snow frost ice and dirt 3 Airplane rigging CHECK visually 4 External damage NONE 7 2 2 Power plant 1 Propeller and spinner CLE...

Страница 36: ...SED NO FUEL LEAKS 6 Fuel residue DRAIN and CHECK 7 2 6 Empennage 1 Empennage surface CLEAN and INTACT 2 Horizontal stabilizer attachment fittings and bolts INTACT and SECURE 3 Rudder elevator and trim...

Страница 37: ...flight AVAILABLE 7 Baggage container BAGGAGE SECURED CONTAINER CLOSED 8 Starter key REMOVED 9 All electric switches OFF 10 Flight instruments INTACT CHECK READINGS 11 Yoke fixing pin REMOVE 12 Movemen...

Страница 38: ...e as required set throttle to IDLE when stopping 7 To stop immediately IGNITION OFF and ENGAGE BRAKES 7 5 Before takeoff 1 Hold position OCCUPY 2 Brakes ENGAGE 3 Coolant temperature CHECK minimum 60 C...

Страница 39: ...m h 54 kts in strong turbulence 10 km h 5 kts 2 Flaps RETRACT SLOWLY at safe altitude 3 EGT max 850 C 1560 F 4 CHT max 120 C 248 F 5 Oil pressure max 5 0 bar 73 psi 7 9 Cruise 1 Flight altitude OCCUPY...

Страница 40: ...ng 1 Flaps EXTEND FULLY 2 Approach distance REDUCE by side slipping when clear of obstacles 3 Approach speed on final 90 km h 49 kts 10 km h 5 kts in rain or strong turbulence 4 Direction ALIGN the ai...

Страница 41: ...open the oil tank remove and clean the oil probe and turn the propeller several times until you hear the sound of air bubbles coming into the oil tank which means that the oil from the oil tank was p...

Страница 42: ...lass After airplane washing inspect the parts that must be protected from corrosion hinges joints etc Clean them of any remaining water and old grease and lubricate anew 8 5 Disassembling and assembli...

Страница 43: ...ollows 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 Unfasten the forward bolts of horizontal ta...

Страница 44: ...plugs remove the oil cooler disconnect electrical system cables connector is installed on the firewall disconnect the throttle and choke control cables disconnect fuel lines drain the fuel from the fl...

Страница 45: ...range or value km h kts Significance White arc 57 112 31 60 5 Positive flap operating range Green arc 69 161 37 5 87 Normal operating range Yellow arc 161 216 87 116 5 Maneuvers must be conducted with...

Страница 46: ...3Avionics and special engine instruments This airplane may be equipped with some optional avionics and special engine instruments In that case the airplane is supplied with the manuals for that kind...

Страница 47: ...Pilot Operating Handbook A22L2 POH 02 47 10 5List of installed equipment All equipment installed or replaced in this airplane must be listed in the table below No Description Installed by Date Signat...

Страница 48: ...ion 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...

Страница 49: ...vel flight at various airspeeds and engine power settings Elevator trim tab shall be used for trimming the airplane in pitch b Climb at various airspeeds and full power of the engine Elevator trim tab...

Страница 50: ...to 100 km h 54 kts and engine speed adjusted so that in the beginning of the final turn the airplane is at approximately 150 m 500ft 9 It is recommended to make the final turn with a bank angle below...

Страница 51: ...nputs and exceeding the limit loads due to that During high speed flight the engine parameters must be monitored and exceeding its operational limits must be prevented To recover from a steep spiral t...

Страница 52: ...umber of landings 6 10 7 9 Flights with imitated engine failure The emergency procedures in case of engine failure are described in the section 6 2 When imitating the engine failure it is recommended...

Страница 53: ...53 AEROPRAKT 22L2 Pilot Operating Handbook A22L2 POH 02...

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