AEROPRAKT A32 Maintenance Manual
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AEROPRAKT A32 Maintenance Manual

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Airplane Maintenance Manual
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 serviced and maintained in compliance with information and instructions
AEROPRAKT-A32
A32-214-AMM
AEROPRAKT-32 (A-32)
N74GF
214
11.01.2022
Yuriy Yakovlyev
Chief designer
11.01.2022
contained herein.

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  • Page 1 AEROPRAKT-A32 Airplane Maintenance Manual A32-214-AMM Airplane Model: AEROPRAKT-32 (A-32) Airplane Registration Number: N74GF Airplane Serial Number: Date of issue: 11.01.2022 Approved by: Yuriy Yakovlyev Position: Chief designer Date of approval: 11.01.2022 This manual must be carried in the airplane at all times.
  • Page 2 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM RECORD OF 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 must be recorded by the Manual holder in the following table according to information from the Manufacturer.

  • Page 3: Table Of Contents

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Contents General........................4 ...........................5 OURCES TO PURCHASE PARTS ...............................5 QUIPMENT LIST ........................5 ISPOSABLE REPLACEMENT PARTS ............................6 NGINE SPECIFICATIONS .......................7 EIGHT AND BALANCE INFORMATION ..........................7 IRE INFLATION PRESSURE ....................8 PPROVED FUEL OILS LIQUIDS AND CAPACITIES ......................8 ECOMMENDED FASTENER TORQUE VALUES ........................9...

  • Page 4: General

    1 General NOTE: This manual is subject to change by the notifications or safety bulletins published at the official website of Aeroprakt company http://www.aeroprakt.kiev.ua. This manual describes the procedures of proper aircraft handling and servicing recommended by the aircraft manufacturer. It also specifies the requirements to inspection and maintenance that are required for keeping the flight performance and reliability at a level of a new airplane.

  • Page 5: Sources To Purchase Parts

    1.1 Sources to purchase parts For purchasing any parts or spares for this airplane contact your local dealer/distributor or address the aircraft Manufacturer: AEROPRAKT Manufacturing Sp. z o.o., ul. Zadziele 10, 32-406 Zakliczyn, POLAND, e-mail: : aleksander.opoczynski@aeroprakt.pl. 1.2 Equipment list...

  • Page 6: Engine Specifications

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 1.4 Engine specifications WARNING! On all issues of engine operation see Rotax engine Operator's Manual. Follow its instructions to ensure safe and efficient operation of the engine. Engine data and operational limitations are given in the table below: Engine manufacturer BRP-Rotax GmbH&Co KG, Austria...

  • Page 7: Weight And Balance Information

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 1.5 Weight and balance information The airplane CG position must be between 60 inches to 70 inches or between 19% and 37% of the wing MAC (mean aerodynamic chord) see Fig. 1. Fig. 1. CG location of the empty airplane, pilots, fuel and baggage Empty C.G.

  • Page 8: Approved Fuel, Oils, Liquids And Capacities

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 1.7 Approved fuel, oils, liquids and capacities WARNING! On all issues of engine operation see Rotax engine Operator's Manual. Follow its instructions to ensure safe and efficient operation of the engine. Fuel: antiknock properties — min. RON 95 (min. AKI 91 European standard —...

  • Page 9: General Safety Information

    1.9 General safety information Aircraft owner/operator responsibilities: Each owner/operator of the Aeroprakt LSA must read and comply with the maintenance and continued airworthiness information and instructions provided by the Manufacturer. Each owner/operator of the Aeroprakt LSA is responsible for providing the Manufacturer with current contact information where the Manufacturer may send the owner/operator supplemental notification bulletins.

  • Page 10: Inspections

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 2 Inspections This section contains the instructions and checklist for inspection and servicing for the completion of periodic and annual condition/100-h inspections with references to the sections containing detailed instructions for the inspection/servicing action. Inspection/Servicing action  and its interval in hours →...
  • Page 11 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Inspection/Servicing action  and its interval in hours → Inspect the rubber mounts for damage (deep cracks, etc.) Check the intake airbox function, condition and attachment Inspect the throttle and choke cables and cable sheath for wear, damage, kinks...
  • Page 12 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Inspection/Servicing action  and its interval in hours → Check condition of electric switches and warning lights Clean fuse block terminals of corrosion, if any. Check fuses Verify correct function of the fuel level sensors/indicators (check readings)

  • Page 13: Structures

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 3 Structures The airframe of A-32 airplane includes the following parts: fuselage with polycarbonate glass windscreen, wings, wing struts, all-flying horizontal tail (AFHT), vertical tail unit, wing fillets, strut fairings and engine cowling. Fuselage with fin and wing struts are made of aluminum alloys.
  • Page 14 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Instr. Description Interval RCO Engine cowling panel, top 100 h Engine cowling panel, bottom 100 h Instructions: 3.1. Remove the engine cowling, doors, wing strut fairings (undo the screws fixing the fairings and 'slide' them along the strut), pilot seats, and rugs. Inspect the fuselage for cracks and deformation, paying special attention to primary structural elements, areas of their connection and rivet joints (frames No.
  • Page 15 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM detecting insignificant radial play (less than 0.2 mm or 0.01 in) in the strut attachment points it must be eliminated by tightening its bolt joint. In case if the play is more than 0.2 mm (0.01 in) contact the manufacturer for the required technical support.
  • Page 16 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 3.6. Undo the screws attaching the fairings and slide the fairings along the strut. Inspect the sealing fabric tape in the inner side. If necessary use double-sided sticking tape to fix the tape. Re-install the fairings applying Loctite 222 on the thread of the attaching screws.

  • Page 17: Landing Gear

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 4 Landing gear A-32 may have the landing gear (LG) of one of the following three types: wheels, skis or floats. This manual contains the information for servicing the wheel LG. The float and skis type LG is not included in this manual.
  • Page 18 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM If the radial play in the upper support exceeds the above specified value then the bronze bearing in the support must be replaced. If the radial play in the lower support exceeds the above specified value then the support with bearing must be replaced.
  • Page 19 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM To re-install the spring shock absorber perform the above actions in the reversed order. Before installation of the spring shock absorber lubricate its attachment bolts with bearing grease. WARNING! When installing the shock absorber tighten the nuts as follows: first tighten to remove the axial play, then rotate a little back to alight the nearest slot of the castle nut with the hole for the split pin and secure it with a split pin.
  • Page 20 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 4.4. Remove the wheel fairing. Inspect the tire for cracks and cuts. Determine the nature and degree of the tire wear. In case of normal operation the wear will be uniform over entire operating surface of the tire. Tire operation is allowed until exposure of its cord.

  • Page 21: Brake System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 5 Brake system The main wheels are equipped with Matco mfg hydraulic disk brakes. The brake system includes: expansion tank, master cylinder with lever, parking brake valve, brake units with supporting plates, brake disks, copper tubes, fittings and reinforced rubber hose. The brake system is filled with transmission fluid ATF, one of the fluids recommended by Matco mfg.
  • Page 22 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Description Interval RCO Instr. No. TM Reinforced rubber hose 200 h Instructions: 5.1. Remove the top engine cowling. Inspect the expansion tank for leaks of braking fluid, cracks in its housing and cap. If the tank is damaged it must be replaced, then the brake system must be filled with braking fluid, following the instructions described in the beginning of this section.
  • Page 23 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM - undo the screws attaching the valve; - disconnect the copper tubes from the valve. To install the parking brake valve back perform the above actions in the reversed order. After assembling fill the brake system with the braking fluid following the instructions described in the beginning of this section.
  • Page 24 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 5.6. Remove the handles from the control levers of the throttle, elevator trim tab and brakes, horizontal panel, main wheel fairings and pilot seats. Inspect the tubing of the brake system for leaks and damage. Pay special attention to the joints. If leaks and damage is detected replace the corresponding portion of the tubing.

  • Page 25: Engine And Its Control System

    The mixture control lever is located between the pilot seats. It is connected to the carburetors’ chokes with cables. The engine may be equipped with an intake air box of Aeroprakt design that improves the engine operating conditions, prevents carburetor icing and increases the engine power output in hot climate.
  • Page 26 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Instructions: 6.1. The engine servicing must be performed according to "Maintenance Manual for Rotax Engines. Rotax-912 Serie". When servicing and repairing the engine it may be necessary to dismantle it. The plastic cable ties securing the engine system components must be cut.
  • Page 27 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Recommended special tools: none. Necessary parts/materials: fuel line plugs, oil line plugs 6.2. Remove the top and bottom engine cowling. Inspect the engine mount for fatigue cracks and deformation. Pay special attention to the weld seams. If any defects were detected contact the manufacturer for the required technical support.
  • Page 28 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM - cut the plastic cable ties fixing the corrugated hose and airbox vent tube; - loosen the cable sheath clamp screws and take it out from the airbox; - remove the bottom half of the airbox.

  • Page 29: Cooling System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 7 Cooling system Rotax-912 has cooling system of a combined type. The cylinders are air-cooled and the cylinder heads are liquid-cooled. The liquid cooling system consists of a water pump, expansion tank – accumulator, radiator, overflow tank and hoses.

  • Page 30: Lubrication System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 8 Lubrication system The engine lubrication system is of closed type with dry crankcase and forced circulation of oil. The lubrication system consists of oil pump, oil tank, radiator, filter and connecting lines. Servicing of the lubrication system consists of systematic inspection of its components, timely replacement of oil and oil filter, as well as replacement of the parts with expired service life (connecting lines, sealing, etc.).

  • Page 31: Fuel System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 9 Fuel system The fuel system (see Fig. 2) includes: – two wing fuel tanks (1,2) with filler inlets (3,4); – fuel lines d8 mm. (5,6,9,10,12,14,16); – two fuel valves (7,8); – T-connector (11); – sediment collector (13);...
  • Page 32 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Fig. 2. Fuel system schematic Servicing of the fuel system consists of systematic inspection of its components, timely replacement of the fuel filter, as well as replacement of the parts with expired service life (connecting lines, sealing, etc.).
  • Page 33 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM INSPECTION CHART Description Interval Instr. No. TM Fuel right tank 500 h Fuel valve х2 100 h Drain fuel valve 100 h Fuel filter 100 h 200 h/OC Connecting lines 100 h 1000 h/OC Instructions: 9.1.

  • Page 34: Exhaust System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 10 Exhaust system The exhaust system of A-32 airplane is arranged and installed in accordance with the recommendations of "Installation manual for Rotax-912 aircraft engine". The system comprises of the exhaust pipes and muffler. Depending on configuration the exhaust pipes may be fitted with exhaust gas temperature (EGT) sensors.

  • Page 35: Propeller

    A32-214-AMM 11 Propeller A-32 airplane may be fitted with any propeller, approved by Aeroprakt Ltd. Propeller and its spinner servicing comprises of their systematic inspection and timely repair (or replacement) of the parts with expired service life in accordance with the requirements of their manufacturer.

  • Page 36: Airplane Control System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 12 Airplane control system The A-32 airplane control system consists of control systems of ailerons, all-flying horizontal tail (AFHT), AFHT trim tab, and aileron drooping mechanism. Control systems of ailerons and elevator may be with either yokes or central stick. The control system of AFHT trim tab is mechanical one.
  • Page 37 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Slide bearings require periodic lubrication. They may be lubricated by any grease for bearings every 200 hours or on condition. The fairleads are used in the control systems of AFHT ant its trim tab and serve to retain the cables.
  • Page 38 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Instr. Description Interval RCO TM LC Inner pushrod, 2 pcs. 100 h 12.2 Inner bellcrank, 2 pcs. 100 h 12.2 Pushrod 2 pcs. 100 h 12.2 Cable, 2 pcs. 100 h 12.3 Pulley, 8 pcs.
  • Page 39 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Instructions: 12.1. Inspect aileron for fatigue cracks, deformation, loose rivets, as described in 3.1 (paragraphs 2 and 3). Pay special attention to the areas near the aileron hinge brackets. Check the play in the aileron hinge brackets. Grease the slide bearings if necessary.
  • Page 40 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 12.6. Inspect the rudder for fatigue cracks, deformation, loose rivets, as described in 3.1 (paragraphs 2 and 3). Pay special attention to the areas near the rudder control arms and hinge brackets. Check play in the rudder hinges. Grease the slide bearings if necessary.

  • Page 41: Electrical System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 13 Electrical system The major components of the electrical system of A-32 airplane are: battery (12 V, minimum 16 Ah), starter relay, rectifier-regulator, condenser (22000 µF, 25 V), warning light (12 V, 2 W), master switch, ignition and consumer switches, fuse block, electric harness, fuel level senders and indicators and analog engine instruments.
  • Page 42 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Fig. 3. Wiring diagram of A-32 electric system (main)
  • Page 43 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Fig. 4. Wiring diagram of Dynon SkyView system installation (page 1)
  • Page 44 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Fig. 5. Wiring diagram of Dynon SkyView system installation (page 2)
  • Page 45 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Fig. 6. Wiring diagram of Dynon SkyView system installation (page 3)
  • Page 46 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Fig. 7. Wiring diagram for installation of Artex ELT 345 Fig. 8. Wiring diagram for installation of the Dynon SV-COM-425 radio...
  • Page 47 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Fig. 9. Wiring diagram for installation of WIG-WAG system Fig. 10. Wiring diagram for installation of windshield air fans...
  • Page 48 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Fig. 11. Wiring diagram for installation of PTT buttons...
  • Page 49 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM INSPECTION CHART Description Interval RCO Instr. No. TM Battery 100 h 13.1 Starter relay 100 h 13.2 Power cables 100 h 13.3 Rectifier-regulator 100 h 13.4 Condenser 100 h 13.4 Warning light 100 h Master switch 100 h Ignition switches, 2 pcs.
  • Page 50 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Recommended special tools: none. Necessary parts/materials: none. 13.5. Remove the fuse block cover. Take out the fuses and inspect their sockets. If corrosion is detected the fuses and sockets must be cleaned. After servicing put in place the fuses and fuse block cover.
  • Page 51 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM it. Connect broken wires by soldering with following insulation of the soldered areas with thermoshrinkable tube. Special attention must be paid to the areas where harness comes through the firewall and near the airbox. After every 1000 hours of flight time the harness must be freed from its fixation inside the fuselage (cut the plastic cable tie fixing the harness and preventing the harness extraction and inspection) and moved carefully to 10-15 mm (0.4-0.6 in) away from its...

  • Page 52: Cockpit Heating System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 14 Cockpit heating system Cockpit heating system of A-32 airplane consists of air tunnel (where the water and oil radiators are installed), two warm air ducts, two warm air shutters which are kinematic linked to the air throttle, and its actuator. The control handle of the actuator (No. 4 on Fig. 12) is located in the right-upper corner of the lower instrument panel.

  • Page 53: Instruments, Avionics, Full And Static Pressure System

    Instrument panel is shown on Fig. 12 below. The list of instruments and avionics are installed in the airplane is in subsection 0 For purchasing any parts or spares for this airplane contact your local dealer/distributor or address the aircraft Manufacturer: AEROPRAKT Manufacturing Sp. z o.o., ul. Zadziele 10, 32-406 Zakliczyn, POLAND, e-mail: : aleksander.opoczynski@aeroprakt.pl.
  • Page 54 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 3. Disconnect autopilot button 4. 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" 5. Placard with operating limitations:...
  • Page 55 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM The full and static pressure system (see Fig. 13) 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.
  • Page 56 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM INSPECTION CHART Description Interval RCO Instr. No. TM Switches 100 h 15.1 Lights 100 h 15.2 Instruments and avionics 100 h 15.3 Full and static pressure system 100 h 15.4 Instructions: 15.1. Switch on the master switch. Check operation of the switches, by switching them ON one by one.

  • Page 57: Pilot Seats And Harness Belts

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 16 Pilot seats and harness belts The pilot seats of A-32 airplane are adjustable (they have 4 fixed settings) with pivoted seatback and consist of an aluminum framework and a cushion. The harness system is of four-point type. It consists of two sets of harness belts.

  • Page 58: Cockpit Doors

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 17 Cockpit doors The cockpit doors are made in form of a PVC glass on a fiberglass framework. The doors may be fitted optionally with locks. The doors are retained in their open position with a gas strut.

  • Page 59: Recovery System

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 18 Recovery system A-32 airplane can optionally be equipped with a parachute recovery system for the maximum take-off weight of 600 kg (1320 lb.). The recovery system is installed behind the luggage container. The system actuation handle is installed on the panel between the pilot seats.

  • Page 60: Glider And Banner Towing System

    A32-214-AMM 19 Glider and banner towing system A32 airplane can be optionally equipped with E 85 tow clutch manufactured by Tost Flugzeuggerätebau company (http://www.tost.de) for towing of gliders or banners. The tow clutch is attached to the tail fuselage on a special fitting. The tow clutch 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 61: Structural Repair

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 20 Structural repair 20.1 General This section describes the repairs that can be performed by aircraft owners, LSA repairmen or aircraft and powerplant mechanics without further consultation with the aircraft manufacturer. However when planning to perform the particular repair work it is recommended to consult the aircraft manufacturer in order to verify that the necessary repair was correctly identified and properly prepared.

  • Page 62: Fabric Covering Repair

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 20.3 Fabric covering repair The fabric covering of the wing, flaperons, elevator and rudder is soft and therefore it may be damaged accidentally in operation. If minor damage (holes, cuts or rupture of size less...

  • Page 63: Composite Parts' Repair

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 20.4 Composite parts’ repair Some parts of the aircraft such as engine cowlings, wheel fairings, wing tips, fin tip, wing root fairings are made of composite materials. Those parts may be damaged in operation accidentally. If during inspection any damage of those parts such as cracks, dents, etc. is found it can be repaired as described below.
  • Page 64 AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM Cut several patches of fiberglass cloth of suitable shape and size that cover the damaged area as shown on Fig. 15 above (at least 25 mm to the damaged spot from any edge of the patch).

  • Page 65: Restoring Of Damaged Paint/Coating

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 20.5 Restoring of damaged paint/coating It is recommended to restore the damaged paint/coating in a closed room with ventilation and temperature sufficient for the paint/coating to dry. The parts/components requiring restoring of the paint/coating must be removed from the airplane.

  • Page 66: Feedback Form

    AEROPRAKT-32 Airplane Maintenance Manual A32-214-AMM 21 Feedback Form This section contains a form for the aircraft owner or maintainer to provide notification to the manufacturer about issues and anomalies identified during the operation or maintenance of the aircraft or in the content of the manual.

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