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AirBorne WindSports EDGE XT 912 L MERLIN MICROLIGHT Aircraft Operating Instructions

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Serial No. Base
Serial No. Wing
Registration No.
This manual is compliant with the ASTM designation f2457 – 05 Standard Specification for
Required Product Information To Be Provided With Weight-Shift-Control Aircraft.
©Copyright AirBorne WindSports Pty. Ltd. 2013
January 2014
AIRCRAFT OPERATING INSTRUCTIONS
Light Sport Aircraft
EDGE XT 912 L - MERLIN
EDGE XT 912 L - ARROW K
EDGE XT 912 L – ARROW S
AirBorne WindSports Pty Ltd
AirBorne WindSports Pty Ltd
UNIT 22/30 KALAROO ROAD, REDHEAD, NSW 2290 AUSTRALIA
Phone (02) 4944 9199 International +61 2 4944 9199
Fax (02) 4944 9395 International +61 2 4944 9395
E mail
XT-912-
fly@airborne.com.au
www.airborne.com.au
Issue 2.4
MICROLIGHT
MICROLIGHT
MICROLIGHT
th
Date: 30
January 2014
Part # 111293
Drawing # A4-8648
Page 1

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Summary of Contents for AirBorne WindSports EDGE XT 912 L MERLIN MICROLIGHT

  • Page 1 Phone (02) 4944 9199 International +61 2 4944 9199 Fax (02) 4944 9395 International +61 2 4944 9395 E mail fly@airborne.com.au www.airborne.com.au Part # 111293 ©Copyright AirBorne WindSports Pty. Ltd. 2013 Drawing # A4-8648 January 2014 Issue 2.4 Page 1...

  • Page 2: Aircraft Operating Instructions Edge Xt

    © orne ports SECTION 0 Aircraft Operating Instructions Edge XT 912 This page left blank intentionally January 2014 Issue 2.4 Page 2...
  • Page 3 Aircraft Operating Instructions Edge XT 912 AIRCRAFT OPERATING INSTRUCTIONS - DETAILS Issued By Date For AirBorne WindSports Pty. Ltd. Table 1 Section 0. Aircraft Operating Instructions - Details MANDATORY SERVICE BULLETINS AS THE SERVICE HISTORY OF THE AIRFRAME EVOLVES AIRBORNE WILL FROM TIME TO...
  • Page 4 BRS Parachute Manual – If Installed • Table 2 Section 0. XT 912 Data Package Certification documentation is held by the aircraft manufacturer, Contact Information: Airborne WindSports Pty Ltd PO Box 7042 Redhead NSW Australia 2290 Telephone +61 2 49449199 Web address: www.airborne.com.au Or for recovery of the certification documentation, should the above contact not be available, contact the Civil Aviation Safety Authority of Australia.

  • Page 5: L Td. Section

    © orne ports SECTION 0 Aircraft Operating Instructions Edge XT 912 AMENDMENT RECORD SHEET Amendment Date Affected Sections Affected Pages Date Inserted Signature Table 3 Section 0. Amendment Record Sheet Manuals will be revised from time to time and re-issue of amended pages will be achieved by sending the pages to the current owner registered on Airborne’s database.
  • Page 6 © orne ports SECTION 0 Aircraft Operating Instructions Edge XT 912 LOG OF EFFECTIVE PAGES Page Issue Date Page Issue Date Page Issue Date Jan 2014 Jan 2014 Issue 2.4 Jan 2014 Issue 2.4 Issue 2.4 Jan 2014 Jan 2014 Issue 2.4 Jan 2014 Issue 2.4...

  • Page 7: Table Of Contents

    © orne ports SECTION 0 Aircraft Operating Instructions Edge XT 912 CONTENTS 1 GENERAL _______________________________________________________ 1-9 2 LIMITATIONS ___________________________________________________ 10-16 3 EMERGENCY PROCEDURES _____________________________________ 17-41 4 NORMAL PROCEDURES __________________________________________ 42-46 5 PERFORMANCE _________________________________________________ 81-86 6 WEIGHT BALANCE AND EQUIPMENT _______________________________ 87-90 7 AIRCRAFT &...

  • Page 8: L Td. Section

    © orne ports SECTION 0 Aircraft Operating Instructions Edge XT 912 This page left blank intentionally January 2014 Issue 2.4 Page 8...

  • Page 9: General

    © orne ports SECTION 1 Aircraft Operating Instructions Edge XT 912 GENERAL GENERAL GENERAL _____________________________________________________________9 1 GENERAL ___________________________________________________________10 Introduction___________________________________________________________ 10 NOTE ___________________________________________________________________ 10 1.1.1 Warning Notice _____________________________________________________ 11 1.1.2 Definitions _________________________________________________________ 11 1.2 General Description ______________________________________________________ 12 1.1.3 Two View Photos ____________________________________________________ 12 1.1.4 General Dimensions__________________________________________________ 13 1.1.5...

  • Page 10: General

    The amendment table should at that time be updated with the appropriate details and date. Revised pages will be sent by mail if requested from AirBorne WindSports, the contact details are at the front of this manual.

  • Page 11: General

    © orne ports SECTION 1 Aircraft Operating Instructions Edge XT 912 GENERAL 1.1.1 Warning Notice WARNING OPERATIONS OUTSIDE THE RECOMMENDED FLIGHT ENVELOPE SUCH AS AEROBATIC MANOEUVRES OR ERRATIC PILOT TECHNIQUE MAY ULTIMATELY PRODUCE EQUIPMENT FAILURE RESULTING IN PERSONAL INJURY OR DEATH. YOU ARE REFERRED TO THE OPERATING LIMITATIONS IN SECTION 2 OF THIS MANUAL.

  • Page 12: General Description

    © orne ports SECTION 1 Aircraft Operating Instructions Edge XT 912 GENERAL 1.2 General Description 1.1.3 Two View Photos Figure 1 Section 1. Aircraft Front View Figure 2 Section 1. Aircraft Side View January 2014 Issue 2.4 Page 12...

  • Page 13: General Dimensions

    © orne ports SECTION 1 Aircraft Operating Instructions Edge XT 912 GENERAL 1.1.4 General Dimensions DIMENSIONS Arrow Arrow K Merlin 10.0 Wing Span 31.0 31.0 32.7 sq m 12.9 12.9 13.4 Wing Area sq ft Aspect Ratio Wing Weight 57.0 52.0 49.0 pound...

  • Page 14: General Description

    © orne ports SECTION 1 Aircraft Operating Instructions Edge XT 912 GENERAL 1.1.5 General Description 1.1.5.1 Base Tundra Model The XT Tundra version has a cockpit with the inclusion of the larger Tundra tyres. The tundra version allows the comfort of the cockpit design with the added advantage of unprepared ground landing ability. Larger rear wheel spats are included to improve base yaw stability at higher speeds Outback Model The XT Outback has a spacious instrument housing with windscreen for the comfort of the pilot.

  • Page 15: Symbols Abbreviations And Terminology

    © orne ports SECTION 1 Aircraft Operating Instructions Edge XT 912 GENERAL 1.2 Symbols Abbreviations and Terminology In this handbook: “AOI” means Aircraft Operating Instructions “Airfield Pressure Altitude or QNE” means the altitude of the airfield as indicated on an altimeter with the subscale adjusted to 1013.2 millibars or hectopascals.

  • Page 16: Use Of Metric / Imperial Units

    © orne ports SECTION 1 Aircraft Operating Instructions Edge XT 912 GENERAL 1.3 Use of metric / imperial units This AOI uses the metric unit system as the basic system of measurement. Where common usage or available instrumentation refer to the Imperial system both units are quoted. The following conversion factors are presented as a ready reference to the conversion factors that have been used in this manual.

  • Page 17: Limitations

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS LIMITATIONS LIMITATIONS __________________________________________________________17 2 LIMITATIONS ________________________________________________________19 General ______________________________________________________________ 19 Airspeed Limitations ___________________________________________________ 19 Airspeed Indicator markings _____________________________________________ 19 Power Plant Limitations _________________________________________________ 19 2.4.1 Engine ____________________________________________________________ 19 2.4.2 Engine Limitations ___________________________________________________ 20 2.4.3 Fuel Grades ________________________________________________________ 21...
  • Page 18 © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.24 King Post Placard __________________________________________________ 38 2.7.25 Wing and Base Data Plates __________________________________________ 38 2.7.26 Emergency Parachute ______________________________________________ 39 2.7.27 Emergency Parachute Placard Location_________________________________ 39 2.7.28 Emergency Parachute Warning Placard_________________________________ 40 2.7.29 Under Seat Bag Placard _____________________________________________ 40 January 2014...

  • Page 19: Limitations

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2 LIMITATIONS 2.1 General The limitations section of this AOI outlines the various operating limitations, instrument function and placards necessary for the safe operation of this aircraft, engine and standard equipment. 2.2 Airspeed Limitations PERFORMANCE Arrow...

  • Page 20: Engine Limitations

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.4.2 Engine Limitations ENGINE LIMITATIONS 912 UL ENGINE SPEED Take Off (Max 5 mins) 5800 Maximum Continuous 5500 PERFORMANCE Take off Performance 59.6 Maximum Continuous Performance OIL PRESSURE Max (Allowable for short period at cold start) Minimum (Below 3500 rpm)

  • Page 21: Limitations

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.4.3 Fuel Grades FUEL Preferred Fuel Type En228 Premium/Regular. Super grade gasoline, lead free, min RON 90 Optional Fuel Type AVGAS (see note) Table 3 Section 2 Fuel Specification NOTE Due to higher lead content in AVGAS, the wear of the valve seats and deposits in the combustion chamber will increase.

  • Page 22: Propeller

    Rotax have directed that coolant type be specified by the aircraft manufacturer. Airborne Windsports have decided to change back to conventional coolant based on ethylene glycol with 50% water content for aircraft with base serial number commencing XT-912-0445, March 11, 2014 until further notice.

  • Page 23: Weight Limits

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.5 Weight Limits DESIGN LOADS Arrow Arrow K Merlin Max take off weight (MTOW / W Max) kg pound Wing Weight pound Max Base Weight (W susp) pound Typical Empty Weight Standard XT Tundra (no options) 181kg pound Useable Load...

  • Page 24: Manoeuvring Limits

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.6.2 Manoeuvring Limits All aerobatic manoeuvres including spinning are prohibited. Aerobatic manoeuvres including whipstalls, stalled spiral descents and negative “G” manoeuvres are not permitted. It must be emphasised that a whipstall, spiral descent or negative G manoeuvre can never be conducted safely.

  • Page 25: Maximum Passenger Seating Limits

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.6.8 Maximum Passenger Seating Limits One passenger maximum allowed. 2.6.9 Minimum Pilot Weight The microlight aircraft must only be flown solo from the front seat. Minimum pilot weight flown solo shall not be below 55 kg.

  • Page 26: Placards

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7 Placards The placards on the aircraft are designed to provide information regarding general aircraft limitations and other details for the safe operation of the aircraft. Listed on the following pages are details of the placards fitted to the aircraft.

  • Page 27: Dash Placard Locations

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.2 Dash Placard Locations Figure 1 Section 2. Flight Limitations, Airspeed, Circuit Breaker, Power Socket and Operators Handbook Placard Locations 2.7.3 Aircraft Operating Instructions Placard applicable for LSA 110mm PART No.107592 110mm...

  • Page 28: Wing V Ne Asi Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.4 Wing V ASI Placard PART NO 111050 Location The V Placard is located on the air speed indicator on the left side of dash. Edge XT Series Series Table 11 Section 2.

  • Page 29: Wing Trimmer Operation Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.5 Wing Trimmer Operation Placard PART NO 111052 The wing trimmer operation placard is located on the right side control frame down tube Location adjacent to the trimmer knob. The placard is installed so that the “Increase trim speed” arrow faces downward on the down tube.

  • Page 30: Arrow Control Bar Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.7 Arrow Control Bar Placard The control bar placard is positioned in the centre of the control bar, oriented so the pilot Location can easily see when the wing is assembled. Arrow Series Table 13 Section 2.

  • Page 31: Hand Throttle And Ignition Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 32mm 2.7.10 Hand Throttle and Ignition Placard P/No 105714 Location The hand throttle placard is located on the right side seat frame adjacent to the hand throttle lever. Edge XT Series Series Table 16 Section 2.

  • Page 32: Choke Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.12 Choke Placard 25mm PART No.105711 Location The hand choke placard is located on the left side seat frame adjacent to the hand choke lever. Edge XT Series Series Table 17 Section 2.

  • Page 33: Pilots Left Seat Frame Placards

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.14 Pilots Left Seat frame Placards Figure 5 Section 2. Choke Placard Location (Under Seat Bag Placard in Background) 2.7.15 Earth Placard 18mm P/No. 105710 The engine earth placard is located on the rear of the seat mast block Location on the left side Edge XT Series...

  • Page 34: Circuit Breaker And Power Socket Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.16 Circuit Breaker and Power Socket Placard 72mm The master switch / circuit breaker placard is located on the right side Location dash. Series Edge XT Series Table 19 Section 2. Circuit Breaker and Power Socket Placard January 2014 Issue 2.4 Page 34...

  • Page 35: Oil Tank Capacity Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.17 Oil Tank Capacity Placard 57mm 57mm FOR RECOMMENDED OIL FOR RECOMMENDED OIL SEE AIRCRAFT OPERATING INSTRUCTIONS SEE PILOT’S HANDBOOK P/No. 107598 P/No. 106648 The oil tank capacity placard is located on the oil tank on the left side Location below the engine.

  • Page 36: Step Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.19 Step Placard 30mm P/No 105712 The step placard is on the trike base tube at the hinge point for the rear Location foot rest Edge XT Series Series Table 22 Section 2.

  • Page 37: Clear Prop Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.21 Clear Prop Placard 120mm PART No. 105716 The clear prop placard is located on the right and left side compression Location struts Edge XT Series Series Table 23 Section 2. Clear Prop Placard 2.7.22 Shock Absorber Pressure Placard 18mm P/No.

  • Page 38: King Post Placard

    The king post placard is located on the rear of the keel tube of the wing Location Arrow K, Merlin Series Table 25 Section 2. King Post Placard 2.7.25 Wing and Base Data Plates AIRBORNE WINDSPORTS PTY LTD REDHEAD NSW AUSTRALIA ASTM S-LIGHT SPORT AIRCRAFT XX-XXX MM-YY DATE OF MANUFACTURE:...

  • Page 39: Emergency Parachute

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.26 Emergency Parachute 57mm P/No. 107603 The emergency parachute (when installed) placard is located on the Location inside left rear of the cockpit when the optional emergency parachute is fitted.

  • Page 40: Emergency Parachute Warning Placard

    © orne ports SECTION 2 Aircraft Operating Instructions Edge XT 912 LIMITATIONS 2.7.28 Emergency Parachute Warning Placard The emergency parachute warning placard is located on the parachute Location rocket on the rear of the aircraft. Edge XT Series (Optional Fitment) Series Table 28 Section 2 Emergency Parachute Warning 2.7.29 Under Seat Bag Placard...

  • Page 41: Emergency Procedures

    © orne ports SECTION 3 Aircraft Operating Instructions Edge XT 912 EMERGENCY EMERGENCY PROCEDURES EMERGENCY PROCEDURES_____________________________________________41 General ______________________________________________________________ 42 Airspeeds for Emergency Operations _____________________________________ 42 Emergency Procedures Check List _______________________________________ 43 3.3.1 Engine Failure on Climb Out ___________________________________________ 43 3.3.2 Engine Failure at Height_______________________________________________ 43 3.3.3 Full Power Engine Shutdown (In Flight) ___________________________________ 43...

  • Page 42: Aircraft Operating Instructions Edge Xt

    © orne ports SECTION 3 Aircraft Operating Instructions Edge XT 912 EMERGENCY EMERGENCY PROCEDURES 3.1 General This section of the AOI describes the procedures to be adopted in the event of an emergency or abnormal situation occurring in this aircraft. These procedures are arranged in the sequence considered to be the most desirable in the majority of cases.

  • Page 43: Emergency Procedures Check List

    © orne ports SECTION 3 Aircraft Operating Instructions Edge XT 912 EMERGENCY 3.3 Emergency Procedures Check List 3.3.1 Engine Failure on Climb Out If your engine fails on climb out, maintain airspeed, reduce angle of attack and land straight ahead if possible.

  • Page 44: In Air Engine Fire

    © orne ports SECTION 3 Aircraft Operating Instructions Edge XT 912 EMERGENCY 3.3.5 In Air Engine Fire For fire occurring whilst in flight, the initial procedure would be to maintain control of the aircraft and evaluate the extent of the fire. This emergency is unlikely to occur but to avoid any further problems, use common sense and land the aircraft safely.

  • Page 45: Sail Damage

    © orne ports SECTION 3 Aircraft Operating Instructions Edge XT 912 EMERGENCY 3.3.8 Sail Damage If you encounter damage to the sailcloth during flight, the first procedure is to maintain control of the aircraft. If the sail damage is not impairing the flight characteristics of the aircraft, land at the nearest landing field to inspect the damage.

  • Page 46: Spins And Spiral Descents

    © orne ports SECTION 3 Aircraft Operating Instructions Edge XT 912 EMERGENCY 3.3.11 Spins and Spiral Descents Deliberate spinning is prohibited. A spiral dive may develop after a stall if the bar is WARNING maintained at the forward limit and a large roll rate DO NOT ATTEMPT TO SPIN THE AIRCRAFT.

  • Page 47: Normal Procedures

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES NORMAL PROCEDURES NORMAL PROCEDURES ________________________________________________47 NORMAL PROCEDURES _____________________________________________49 General ______________________________________________________________ 49 4.1.1 Speeds for Normal Operation __________________________________________ 49 4.1.2 Normal procedures Checklist ___________________________________________ 49 Wing Assembly Procedure – All Wings ____________________________________ 49 4.2.1 Unzip Wing Bag _____________________________________________________ 50 4.2.2...
  • Page 48 © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.8.5 Climb _____________________________________________________________ 66 4.8.6 Cruise Speeds ______________________________________________________ 67 4.8.7 Descent ___________________________________________________________ 67 4.8.8 Landing ___________________________________________________________ 67 4.8.9 After Landing _______________________________________________________ 67 4.8.10 Before Starting ____________________________________________________ 68 4.8.11 Starting the engine _________________________________________________ 68 4.8.12...

  • Page 49: Normal Procedures

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4 NORMAL PROCEDURES 4.1 General This section of the AOI describes procedures for normal operations of this aircraft. WARNING NO ATTEMPT SHOULD BE MADE TO FLY THE AIRCRAFT WITHOUT APPROPRIATE WEIGHT SHIFT AIRCRAFT FLIGHT TRAINING WITH AN APPROVED INSTRUCTOR.

  • Page 50: Unzip Wing Bag

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.2.1 Unzip Wing Bag Lay the wing down with the zip up and the nose facing approximately 120 degrees from the wind direction. Unzip the bag but do not completely remove it from the wing. Undo centre 2 clips. Assemble Control Frame 4.2.2 Remove control bar and down tube padding.

  • Page 51: Stand The Wing Up

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES Stand The Wing Up 4.2.4 Rotate the control frame to the vertical position so that the wing is resting on the control bar. Do not attempt to connect the nose catch now. Remove the glider bag and unclip all the wing straps.

  • Page 52: Arrow Only - Connect Strut At Leading Edge

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.2.8 Arrow Only - Connect Strut at Leading Edge Move the strut so that it is under the leading edge. Move the strut and leading edge together to line up the brackets. Insert the bolt from the front and check that it seats flush on the bracket.

  • Page 53: Install Pull Back Cover

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES Install Pull Back Cover 4.2.11 Ensure that the front Velcro tabs are folded back and secured to the top of the cover. Figure 9 Section 4. Install Pull Back Cover 4.2.12 Attach Nose Catch The nose catch should now be attached so that the pip pin is inserted...

  • Page 54: Load Outer Two Tip Battens

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES Load Outer Two Tip Battens 4.2.16 Insert the tip battens into their batten pockets. The battens are floating and do not locate at the front other than by sliding them into their pockets. There are battens each for the left side and right side. Insert the batten with the clip end toward you, with the screw head facing up.

  • Page 55: Arrow And Arrow K Only - Load Sprogs

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES Arrow and Arrow K Only - Load Sprogs 4.2.17 Inboard sprogs - ARROW ONLY Outboard sprogs - ARROW and ARROW K Figure 14 Section 4. Load Sprogs Load the sprogs by guiding them into the inside of each pocket.

  • Page 56: Wing Pre-Flight Inspection

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.3 Wing Pre-flight inspection The design of the wing is such that junctions not open to view may be reached from zipped inspection panels. Start at the nose and move around the wing making the following condition inspections, check for damage, wear and security.

  • Page 57: Attaching Wing To Base

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES If the wing has been left fully set up for any period, then the following additional checks should be performed: Extended set up Wing pre-flight inspection √ The symmetry of the wing (batten profile check).

  • Page 58: Position The Trike And Wing

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.4.2 Position The Trike And Wing Position the wing on its control frame, facing into the wind, with the nose on the ground. The mast tube of the trike should be held down using the strap as described above.

  • Page 59: Arrow And Arrow K Only - Attach Trimmer To Mast

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.4.5 Arrow and Arrow K Only - Attach Trimmer To Mast Connect trimmer to wichard clip on the mast. Ensure it is threaded through the pulley on the keel first.

  • Page 60: Insert Mast Lever

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.4.8 Insert Mast Lever Insert the lever so that the flat section is facing toward the mast. Figure 22 Section 4. Insert Mast Lever 4.4.9 Attach Mast Brace Bring mast brace into position and allow the outer sleeve to slide into position.

  • Page 61: Optional - Install Windscreen Xt 880Mm

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.4.11 Optional - Install Windscreen XT 880mm If you have a tall windscreen: Remove windscreen from protective cover. Press the clip (Part # 108917) onto the trike mast brace.

  • Page 62: Optional - Fit The Engine Cowl

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.4.12 Optional - Fit the Engine Cowl If your aircraft has an engine cowl and it has been removed for a pre flight check, the following procedure should be used to re-fit the cowl.

  • Page 63: Complete Trike Pre-Flight Inspection

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.5 Complete Trike Pre-Flight inspection Ensure that the ignition switches are off prior to inspection. Daily inspections as outlined in the Rotax Operator’s Manual should be carried out in conjunction with the following inspections. Trike base Pre-flight Inspection √...

  • Page 64: Fuelling

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.6 Fuelling Fuel flow is from a single fuel tank fitted with a self-venting tube. The fuel system is fitted with a shut off valve located on the rear left hand side of the seat frame. Be sure this valve is in the ON position before starting engine.

  • Page 65: Before Starting Engine

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.8.1 Before Starting Engine Pre-flight Inspection Completed Full / free movement of Completed the wing when attached to the trike base Passenger Briefing Completed Safety Belts Secure Helmets Secure Intercom Connection...

  • Page 66: Before Take Off

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.8.3 Before Take Off Park Brake Choke Warm Up Adjust Idle to 2500 rpm (Temp to reach 50 deg C) Check temperature and pressure Ignition Check 4000 rpm Speed drop with only one ignition must not exceed 300 rpm Trimmer Set Fast...

  • Page 67: Cruise Speeds

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.8.6 Cruise Speeds Hand or Foot Adjust for Level Flight Throttle Airspeed Trim speed or 5kts above Table 10 Section 4. Cruise Check 4.8.7 Descent Foot Throttle Reduce Hand Throttle Airspeed...

  • Page 68: Before Starting

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES Amplified Procedures 4.8.10 Before Starting Safety is everyone’s business. Included are only some important safety tips. Keep a good lookout, be thoughtful and always show your intentions prior to starting. Prior to flight a thorough pre-flight inspection of the aircraft should be carried out.

  • Page 69: Taxiing

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES • Turn key switch and power up instrument • Switch both ignitions ON • Apply full choke unless the engine is hot • Check visually that the propeller area is clear and call “Clear Prop” out loud •...

  • Page 70: Take Off

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.8.14 Take Off AirBorne trike wings have a neutral static balance allowing a safe take off that is controllable under all suitable flying conditions. Take off should be made on full power with only the foot activated throttle used during take off. The take off run is the measured ground distance covered until the aircraft reaches a height of 50 feet above the average elevation of the runway used.

  • Page 71: Stalls

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.8.17 Stalls In practice it is only possible to induce a nose down stall of the aircraft in level flight at high take off WARNING weights. The onset of stall is indicated by a NEVER STALL THE AIRCRAFT WITH THE significant increase in control bar loads.

  • Page 72: Baulked Landing

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES After touchdown in cross wind conditions the relative airflow over the wing will become increasingly span wise (from tip to tip) as the aircraft slows down. The upwind wing tip should be lowered slightly (the amount depends on the wind strength), and the undercarriage wheels will retain firm contact with the ground.

  • Page 73: Wing Break Down Procedure - All Wings

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.10 Wing Break Down Procedure – All Wings This section assumes that the wing has been removed from the base. The wing should have the keel extension fitted with the clevis pin and ring installed. This section is intended as a reference only and assumes prior knowledge of the break down procedure.

  • Page 74: Remove Outer Battens

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.10.5 Remove Outer Battens Threaded Remove next outermost three tip battens. Unclip THREADED END ‘pivot beak’ from ‘threaded end’. Ensure locking latch depressed Pivot beak adequately otherwise damage will occur to the latch Rotate pivot beak and remove from sail as shown.

  • Page 75: Trimmer Cover

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES Trimmer Cover 4.10.8 If applicable, position the trimmer handle so that the handle is at 90 degrees to the down tube with the knob facing forward. Fit the trimmer cover.

  • Page 76: Arrow Only - Undo Strut Bolts At Leading Edge

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.10.12 Arrow Only - Undo Strut Bolts at Leading Edge Remove the safety pin and wingnut from the connecting bolt. Gently move the leading edge forward or rearward to take any weight off the bolt and slide it out.

  • Page 77: Arrow K And Merlin Only - Remove Kingpost

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.10.15 Arrow K and Merlin Only - Remove Kingpost Remove the kingpost by lifting upward. Fit the quick clip Kingpost base cover around the quick clip. Insert the kingpost in to pouch.

  • Page 78: Fit Padding

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.10.21 Fit Padding Fit the base bar and down tube covers. Velcro the base bar cover in whilst holding the base bar in position. Figure 46 Section 4. Fit Padding 4.10.22 Fold Control Frame Undo centre two wing straps.

  • Page 79: Transportation And Storage

    © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES 4.11 Transportation and Storage The wing must always be transported inside its bag, and the bag zip should face downwards to prevent the entry of rainwater. During transportation, or when stored on slings, the wing must be supported at its centre and at two points not more than one metre from each end.
  • Page 80 © orne ports SECTION 4 Aircraft Operating Instructions Edge XT 912 NORMAL PROCEDURES This page left blank intentionally January 2014 Issue 2.4 Page 80...

  • Page 81: Performance

    © orne ports SECTION 5 Aircraft Operating Instructions Edge XT 912 PERFORMANCE PERFORMANCE PERFORMANCE _______________________________________________________81 PERFORMANCE ____________________________________________________82 General ______________________________________________________________ 82 Take Off and Landing ___________________________________________________ 82 5.2.1 Take Off ___________________________________________________________ 82 5.2.2 Landing ___________________________________________________________ 83 Climb ________________________________________________________________ 84 Airspeed Calibration____________________________________________________ 84 Stall Speeds __________________________________________________________ 84 Glide_________________________________________________________________ 85 Cruise Performance ____________________________________________________ 85...

  • Page 82: Aircraft Operating Instructions Edge Xt 912 Performance

    © orne ports SECTION 5 Aircraft Operating Instructions Edge XT 912 PERFORMANCE 5 PERFORMANCE 5.1 General The performance data in the following section has been computed from actual flight tests with the aircraft and power plant in good condition and using average piloting techniques. It should be noted that piloting techniques, climatic conditions and aircraft condition will cause significant variation to these performance figures.

  • Page 83: Landing

    © orne ports SECTION 5 Aircraft Operating Instructions Edge XT 912 PERFORMANCE 5.2.2 Landing PERFORMANCE at MTOW Arrow Arrow K Merlin 1050 1017 1004 Land Distance @ MTOW from 15m (50ft) - Note 2 Table 2 Section 5. Landing distance Note 2 Landing distances are specified for: Sea Level with...

  • Page 84: Climb

    © orne ports SECTION 5 Aircraft Operating Instructions Edge XT 912 PERFORMANCE 5.3 Climb PERFORMANCE Arrow Arrow K Merlin ft/m Climb Rate @ MTOW 450kg at recommended climb speed Table 3 Section 5. Climb Performance Climb data is for ISA conditions (Sea Level at 15 deg C) 5.4 Airspeed Calibration All Air Speeds in this AOI are expressed as Knots Indicated Air Speeds (KIAS) unless otherwise noted.

  • Page 85: Glide

    © orne ports SECTION 5 Aircraft Operating Instructions Edge XT 912 PERFORMANCE 5.6 Glide Glide figures have been determined with the engine off at maximum take off weight with the trimmer set in the fast configuration. PERFORMANCE Arrow Arrow K Merlin ft/m Descent Rate 49 kts @ MTOW...
  • Page 86 © orne ports SECTION 5 Aircraft Operating Instructions Edge XT 912 PERFORMANCE This page left blank intentionally January 2014 Issue 2.4 Page 86...

  • Page 87: Weight Balance And Equipment

    © orne ports SECTION 6 Aircraft Operating Instructions Edge XT 912 WEIGHT BAL & EQUIP WEIGHT BALANCE AND EQUIPMENT WEIGHT BALANCE AND EQUIPMENT _____________________________________87 WEIGHT BALANCE AND EQUIPMENT __________________________________88 General ______________________________________________________________ 88 Aircraft Weight ________________________________________________________ 88 6.2.1 Aircraft Weighing Information___________________________________________ 88 6.2.2 Standard Equipment _________________________________________________ 89 6.2.3...

  • Page 88: Weight Balance And Equipment

    Airborne. 6.2.1 Aircraft Weighing Information Typical wing weights are Arrow (57kg), Arrow K (52kg), and Merlin (49 kg). Aircraft Type: AirBorne WindSports EDGE XT 912 ARROW / ARROW K / MERLIN Serial No Issue Date...

  • Page 89: Standard Equipment

    © orne ports SECTION 6 Aircraft Operating Instructions Edge XT 912 WEIGHT BAL & EQUIP 6.2.2 Standard Equipment STANDARD EQUIPMENT Fitted (Yes/No) Engine Type ROTAX 912 UL Engine Serial Number Carburettor Heating Airspeed Indicator (Knots) GX2 Instrument Tool Kit & Mast Strap Hold Down Strap Table 2 Section 6.

  • Page 90: Typical Aircraft Weights

    © orne ports SECTION 6 Aircraft Operating Instructions Edge XT 912 WEIGHT BAL & EQUIP 6.3 Typical Aircraft Weights Payload calculator XT-912 Arrow Arrow K Merlin MTOW Typical Empty Weight Including unusable fuel Typical Weight (Crew Plus Min Fuel) Two crew (172kg) and minimum (10.3kg) fuel Total Useable Payload MTOW minus AUW Table 5 Section 6.

  • Page 91: Aircraft & Systems Description

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS AIRCRAFT & SYSTEMS DESCRIPTION AIRCRAFT & SYSTEMS DESCRIPTION____________________________________ 91 AIRCRAFT & SYSTEMS DESCRIPTION_________________________________ 92 General_______________________________________________________________ 92 Airframe ______________________________________________________________ 92 Flight Controls_________________________________________________________ 92 Ground / Flight Control __________________________________________________ 93 Trimmer operation______________________________________________________ 93 7.5.1 Arrow and Arrow K Wings______________________________________________ 93...

  • Page 92: L Td. Section

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS 7 AIRCRAFT & SYSTEMS DESCRIPTION 7.1 General This section provides descriptions of the aircraft and its systems as well as methods of operation where appropriate. Information on the aircraft flight controls is detailed in this section, but it is mandatory that you receive professional training prior to any solo flight.

  • Page 93: Ground / Flight Control

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS 7.4 Ground / Flight Control Ground controls are as follows: o Push left pedal = Taxi steering right o Push Left Toe = Brakes on o Ignition switch forward = Switch on o Choke forward = Choke on o Fuel Tap Aligned with tap body = Fuel on 7.5 Trimmer operation...

  • Page 94: Seat Adjustment

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS 7.8 Seat Adjustment The front seat backrest on the Edge XT trike has a simple for and aft adjuster on the base tube. To adjust the seat backrest forward the following procedure should be adopted: 1) Remove pin and bolt from channel.

  • Page 95: Propeller

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS 7.12 Propeller The aircraft is equipped with a 3-blade composite propeller with ground adjustable pitch. The hub is anodised alloy. Two alternate propellers configurations are available for use on the XT912, these include: Warp Drive 3 Blade with Warp Drive hub 67.7 inches (172 cm) diameter Bolly BOS3 68 x 58 (left hand version) with BOS 3 hub...

  • Page 96: Electrical System

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS 7.14 Electrical System An electrical schematic for the aircraft is shown in the diagram on the following page. The Electrical circuits comprise: • an instrumentation circuit. The 12V DC supply is protected by a 20 amp fuse at the battery and a 10 amp circuit breaker mounted on the dash.

  • Page 97: Xt 912 Electrical Schematic

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS 7.14.1 XT 912 Electrical Schematic Figure 3 Section 7. Electrical Schematic January 2014 Issue 2.4 Page 97...

  • Page 98: Pitot Static System And Instruments

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS 7.15 Pitot Static System and Instruments The Pitot static system supplies ram air pressure to the air speed indicator from the nose of the cockpit. The static pick up is at the rear of the instrument under the dash 7.16 GX2 Instrument Function The GX2 instrument has preset alarm limit thresholds.

  • Page 99: System Turn On

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS GX2 Features ASI mph, knots or kilometers ALT (Altimeter) in feet or meters RPM (engine revolutions per minute) VSI (vertical speed indicator) in m/s or ft/min Flight duration (1), in hours;...

  • Page 100: Emergency Parachute - Optional Equipment

    © orne ports SECTION 7 Aircraft Operating Instructions Edge XT 912 AIRCRAFT & SYSTEMS Changing units system • At any time with the instrument turned on press and hold simultaneously the two QNH push buttons. • After a few seconds the displayed units system will change and be memorized. •...

  • Page 101: Handling Service And Maintenance

    © orne ports SECTION 8 Aircraft Operating Instructions Edge XT912 HANDLING & MAINTENANCE HANDLING SERVICE AND MAINTENANCE HANDLING SERVICE AND MAINTENANCE ________________________________101 HANDLING SERVICE AND MAINTENANCE _____________________________102 Introduction__________________________________________________________ 102 Identification Plate ____________________________________________________ 102 Aircraft Documents ___________________________________________________ 102 Aircraft Inspection, Maintenance and repair _______________________________ 102 Fuel System__________________________________________________________ 102 8.5.1 Filling Fuel Tanks ___________________________________________________ 102...

  • Page 102: Aircraft Operating Instructions Edge Xt912

    © orne ports SECTION 8 Aircraft Operating Instructions Edge XT912 HANDLING & MAINTENANCE 8 HANDLING SERVICE AND MAINTENANCE 8.1 Introduction This section contains factory recommended procedures for proper ground handling and routine care for your aircraft. Included in this section is relevant information required by the operator. WARNING IT IS THE PILOTS RESPONSIBILITY TO ENSURE THAT ALL SERVICE BULLETINS HAVE BEEN ADDRESSED.

  • Page 103: Fuel Sampling

    © orne ports SECTION 8 Aircraft Operating Instructions Edge XT912 HANDLING & MAINTENANCE 8.5.3 Fuel Sampling There is a draincock on the base of the fuel tank at the left hand side, which may be used to check the quality of the fuel, and to drain fuel if necessary, it is especially important to remove any water that may have been introduced from the system.

  • Page 104: Lubricating Oil

    © orne ports SECTION 8 Aircraft Operating Instructions Edge XT912 HANDLING & MAINTENANCE 8.6.1 Lubricating Oil The 912 UL engine has an external sump, and the entire system is standard to the Rotax 912 engine. The oil specification is given in the Rotax Operators Manual, Section 10.2.3, Lubricants. In general use only synthetic or semi synthetic oil, API classification “SF”...

  • Page 105: Tyre Inflation

    Aircraft Operating Instructions Edge XT912 HANDLING & MAINTENANCE Airborne Windsports have decided to change back to conventional coolant based on ethylene glycol with 50% water content for aircraft with base serial number commencing XT-912-0445, March 11, 2014 until further notice.

  • Page 106: Wing Daily Maintenance

    © orne ports SECTION 8 Aircraft Operating Instructions Edge XT912 HANDLING & MAINTENANCE 3. The battery charging circuit is protected with a 20A fuse, which also terminates at the right hand side of the mast block. The fuse holder is marked with the correct Current rating for the fuse. A 10 Amp circuit breaker is located on the right hand side of the dash.

  • Page 107: Supplements

    © orne ports SECTION 9 Aircraft Operating Instructions Edge XT 912 SUPPLEMENTS SUPPLEMENTS SUPPLEMENTS _______________________________________________________107 TRAINING SUPPLEMENT ____________________________________________108 XT-912 Flight Training Supplement_______________________________________ 108 Assembly and Break Down _____________________________________________ 108 Aircraft Operation _____________________________________________________ 108 Start Up _____________________________________________________________ 108 Take-off _____________________________________________________________ 109 Cruise and Stalls______________________________________________________ 109 Landing _____________________________________________________________ 109 Emergency Procedures ________________________________________________ 109...

  • Page 108: Training Supplement

    © orne ports SECTION 9 Aircraft Operating Instructions Edge XT 912 SUPPLEMENTS 9 TRAINING SUPPLEMENT 9.1 XT-912 Flight Training Supplement This supplement is intended to outline the unique characteristics of the XT 912 weight-shift control (WSC) airplane. It is not intended to outline all aspects of a WSC aircraft. The supplement is intended to be used by a pilot / operator who already has extensive knowledge of WSC aircraft operation.

  • Page 109: Take-Off

    © orne ports SECTION 9 Aircraft Operating Instructions Edge XT 912 SUPPLEMENTS 9.5 Take-off See AOI Section 4.8.3-5 and 4.9.3-6 (Amplified Procedures) for take off and climb procedures. Many WSC instructors recommend pulling the control bar in towards the pilot past the wings trim position after lift off.

  • Page 110: Digital Instrument Panel (Skydat Gx2)

    © orne ports SECTION 9 Aircraft Operating Instructions Edge XT 912 SUPPLEMENTS 9.9.3 Digital Instrument Panel (SkyDat GX2) See AOI Section 7.16.1 for a complete description. AMENDMENTS Date Drawn By Scale Date Mollo Full Size ??/04/2002 Figure 2 Section 9. Digital Instrument Panel (SkyDat GX2) The initial display provides Timer and Cumulative Fuel reset options.

  • Page 111: Aircraft Performance Data

    © orne ports SECTION 9 Aircraft Operating Instructions Edge XT 912 SUPPLEMENTS 9.10 Aircraft Performance Data See AOI Section 5 for detailed discussion on performance. The information provided below is based on standard atmospheric conditions at sea level at Maximum Takeoff Weight (MTOW): Distances are specified for: Sea Level with: Max Take Off Power...

  • Page 112: End Of Aircraft Operating Instructions

    © orne ports SECTION 9 Aircraft Operating Instructions Edge XT 912 SUPPLEMENTS End Of Aircraft Operating Instructions January 2014 Issue 2.4 Page 112...

This manual is also suitable for:

Edge xt 912 l arrow k microlightEdge xt 912 l arrow s microlight

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