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Sling Aircraft Sling LSA Pilot Operating Handbook

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SERI AL NO :
REG I ST RAT I O N :
DC- POH- 002- X- A- 6
PI L OT OPE RAT I NG HANDBOOK
DAT E: 23 APRI L 2021
REVI S I O N 3. 0
S L I NG AI RCRAF T | HANG AR 8 T EDDERF I EL D AI R PARK, J HB S O UT H, EI KENHO F , 1872
S O UT H AF RI CA PO BO X 308, EI KENHO F , 1872, S O UT H AF RI CA
Phone : +27 11 948 9898 | I nf or m at i on : t echni cal @ s l i ngai r cr af t . com

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  • Page 1 SERI AL NO : REG I ST RAT I O N : DC- POH- 002- X- A- 6 PI L OT OPE RAT I NG HANDBOOK DAT E: 23 APRI L 2021 REVI S I O N 3. 0 S L I NG AI RCRAF T | HANG AR 8 T EDDERF I EL D AI R PARK, J HB S O UT H, EI KENHO F , 1872 S O UT H AF RI CA PO BO X 308, EI KENHO F , 1872, S O UT H AF RI CA Phone : +27 11 948 9898 | I nf or m at i on : t echni cal @ s l i ngai r cr af t .
  • Page 2 Light-Sport Aircraft (LSA) Issue Date of POH: 2021/04/23 Please advise Sling Aircraft upon change of ownership of this aircraft. This airplane must be operated in compliance with information and limitations contained herein. This pilot operating handbook must be available on board of the airplane at all times.
  • Page 3 This manual is written for the standard 912 iS powered Sling LSA, as manufactured on premises by Sling Aircraft (Pty) Ltd. Differences applicable to the standard 912 iS powered Sling LSA, such as a 912 ULS powered Sling LSA, are included in a supplement in Section 9 of this handbook.
  • Page 4 Pilot Operating Handbook Preface Compliance Statement The ASTM Standards used for the design, construction, and continued airworthiness for the Sling LSA are: • ASTM F2245 – Specification for Design and Performance of a Light Sport Airplane • ASTM F2295 – Practice...
  • Page 5 Continued Operational Safety Monitoring Manufacturer Responsibilities: Sling Aircraft has a procedure in place to monitor the safety of the fleet and to alert pilots of any potential safety issues. The owner of a Light- Sport Aircraft is responsible for making sure they receive pertinent safety information and complying with bulletins.
  • Page 6 Sling LSA Section 0 Pilot Operating Handbook Preface Record of Revisions Any revisions to this Pilots Operating Handbook must be recorded in the following table and, where applicable, be endorsed by the responsible airworthiness authority. Revision numbers and dates appear at the foot of each page.
  • Page 7 Sling LSA Section 0 Pilot Operating Handbook Preface List of Manual Revisions Page Latest Latest Page Page Page Status Status Revision revision Revised Revised Revised Revised Revised Revised Revised Revised Revised Revised Revised Revised Revised Revised viii Revised Revised Revised...
  • Page 8 Sling LSA Section 0 Pilot Operating Handbook Preface Page Latest Latest Page Page Page Status Status Revision revision 3-16 Revised Revised 3-17 Revised Revised 3-18 Revised Revised 3-19 Revised Revised Inserted Revised Revised Revised Revised Revised Revised Removed Revised Inserted...
  • Page 9 Sling LSA Section 0 Pilot Operating Handbook Preface Page Latest Latest Page Page Page Status Status Revision revision 7-26 Revised 9-11 Revised 7-27 Revised 9-12 Revised 7-28 Revised 9-13 Revised 7-29 Removed 9-14 Revised 7-30 Removed 9-15 Revised 7-31 Removed...
  • Page 10 Sling LSA Section 0 Pilot Operating Handbook Preface Table of Contents General Information ............... 1-0 Limitations ..................2-0 Emergency Procedures ..............3-0 Normal Procedures ................. 4-0 Performance ................... 5-0 Weight and Balance ................ 6-0 Aircraft and Systems ............... 7-0 Ground Handling and Servicing ............8-0 Supplementary Information ............

  • Page 11: Table Of Contents

    1 General Information Introduction to Airplane ............1-1 Warnings, Cautions and Notes ..........1-2 Aircraft 3-View Drawing ............1-3 Data for Sling LSA Aircraft and Systems ........1-5 Terminology, Symbols and Conversion Factors ...... 1-10 Supporting Documents ............1-15 Document Number: DC-POH-002-X-A-6 Page | 1-0 Revision: 3.0...

  • Page 12: Introduction To Airplane

    Pilot Operating Handbook General Information Introduction to Airplane The Sling LSA is a two seat (side-by-side), single engine, tricycle undercarriage, aluminium aircraft with a conventional low wing design and is compliant with the requirements of the FAA Light Sport Aircraft (LSA) category according to ASTM Standards F2245, F2279 and F2295.

  • Page 13: Warnings, Cautions And Notes

    Sling LSA Section 1 Pilot Operating Handbook General Information Warnings, Cautions and Notes The following definitions apply to warnings, cautions and notes in the Pilot Operating Handbook. WARNING Warning – Indicates that non-observation of the corresponding procedure leads to a serious and immediate degradation of flight safety.

  • Page 14: Aircraft 3-View Drawing

    Sling LSA Section 1 Pilot Operating Handbook General Information Aircraft 3-View Drawing 1495 DIMENSIONS IN THIS DRAWING ARE IN MILLIMETRES. CAUTION Do not use these values for weight and balance, as they are overall dimensions for illustration purposes and do not use the prescribed reference plane.
  • Page 15 Sling LSA Section 1 Pilot Operating Handbook General Information DIMENSIONS IN THIS DRAWING ARE IN MILLIMETRES. Document Number: DC-POH-002-X-A-6 Page | 1-4 Revision: 3.0 Date: 2021/04/23...

  • Page 16: Data For Sling Lsa Aircraft And Systems

    Sling LSA Section 1 Pilot Operating Handbook General Information Data for Sling LSA Aircraft and Systems 1.4.1 Wing Parameter Value Wingspan 9.165 m / 30ft. 0.8in. Mean Aerodynamic Chord 1.339 m / 52.7 in. Wing Surface Area 11.845 m / 127.55 ft Wing Loading 59.10 kgm...
  • Page 17 Maximum Power 69 kW (93 hp) at 5,500 rpm (continuous) Gearbox Ratio 2.43 Reduction (from engine to propeller) For a Sling LSA fitted with the 912 ULS engine, please Alternative refer to the applicable supplement at the end of this manual.
  • Page 18 Total Tank Capacity 75 litres (19.8 US gallons) per tank Total Tank Useable Fuel 73 litres (19.3 US gallons) per tank For Sling LSA fitted with the 912 ULS engine, Alternative please refer to the applicable supplement at the end of this manual.
  • Page 19 Ethylene glycol-based coolant mixed 1:1 with distilled Coolant water. Coolant Capacity Approx. 2.5 litres (2.64 quarts / 5.28 pints) For Sling LSA fitted with the 912 ULS engine, please Alternative refer to the applicable supplement at the end of this manual. Document Number: DC-POH-002-X-A-6 Page | 1-8 Revision: 3.0...
  • Page 20 Sling LSA Section 1 Pilot Operating Handbook General Information 1.4.11 Maximum Weights Parameter Value Maximum Take-off Weight 600 kg (1,320 lb.) Maximum Landing Weight 600 kg (1,320 lb.) Maximum Baggage Weight 15 kg (33 lb.) Front Luggage Compartment Max. 15 kg (33 lb.) Weight Rear Luggage Compartment Max.

  • Page 21: Terminology, Symbols And Conversion Factors

    Sling LSA Section 1 Pilot Operating Handbook General Information Terminology, Symbols and Conversion Factors 1.5.1 General Terminology Acronym Description Alternating Current AHRS Attitude and Heading Reference System Anti-Knock Index Altimeter American Petroleum Institute Airspeed Indicator AVGAS Aviation Gasoline Communication (Radio)
  • Page 22 Sling LSA Section 1 Pilot Operating Handbook General Information 1.5.2 Speed and Performance Terminology Acronym Description Indicated Airspeed. Calibrated Airspeed – the indicated airspeed corrected for position and KCAS instrument error, expressed in knots. Indicated Airspeed – the speed shown on the airspeed indicator, KIAS expressed in knots.
  • Page 23 Sling LSA Section 1 Pilot Operating Handbook General Information 1.5.3 Meteorological Terminology Acronym Description International Standard Atmosphere The local pressure setting that if set on the subscale of an altimeter, the altimeter will indicate local altitude above mean sea level.
  • Page 24 The reference datum is an imaginary vertical plane from which all horizontal distances are measured for weight and balance Datum purposes. The Sling LSA datum is the forward, flat propeller mounting flange on the Rotax engine Empty The weight of the airplane with engine fluids at operating levels.
  • Page 25 Sling LSA Section 1 Pilot Operating Handbook General Information 1.5.7 Useful Conversion Factors Imperial Metric pound 1 0.4536 kilogram pound per square 6.895 kilopascal inch inch 1 25.4 millimetres foot 1 0.3048 meters statute mile 1 1.609 kilometres nautical mile 1 1.852...

  • Page 26: Supporting Documents

    Sling LSA Section 1 Pilot Operating Handbook General Information Supporting Documents The following documents are regards as supporting documents to this Pilot Operating Handbook: 1. For aircraft fitted with the 912 iS engine a. The latest revision of the Operators Manual for Rotax® Engine Type 912 Series, ref.
  • Page 27 Sling LSA Section 2 Pilot Operating Handbook Limitations 2 Limitations Introduction ................2-1 Airspeed Limitations ..............2-1 Airspeed Indicator Markings ............. 2-2 Stall Speed Adjustment for Turning Flight ........ 2-3 Crosswind and Wind Limitation (Demonstrated) ...... 2-4 Service Ceiling ................2-4 Load Factors ................

  • Page 28: Limitations

    Sling LSA Section 2 Pilot Operating Handbook Limitations Introduction This section includes operating limitations, instrument markings and placards necessary for the safe operation of the Sling LSA, its engine, systems, and equipment. Airspeed Limitations Speed KIAS Remarks Never Exceed Never exceed this speed in any Speed operation.

  • Page 29: Airspeed Indicator Markings

    Sling LSA Section 2 Pilot Operating Handbook Limitations Airspeed Indicator Markings MARKING KIAS SIGNIFICANCE Flap Operating Range White Arc 40-85 Lower Limit - V (At MAUW) Upper Limit - V (Max. flap operation speed) Normal Operating Range Green Arc 45-105...

  • Page 30: Stall Speed Adjustment For Turning Flight

    Sling LSA Section 2 Pilot Operating Handbook Limitations Stall Speed Adjustment for Turning Flight Stall speeds listed earlier in this section are for straight and level flight, at a load factor of 1g. Speeds should be adjusted for turning flight or increased load factor.

  • Page 31: Crosswind And Wind Limitation (Demonstrated)

    Sling LSA Section 2 Pilot Operating Handbook Limitations Crosswind and Wind Limitation (Demonstrated) Item Value Maximum demonstrated crosswind 15 kts component for take-off and landing Service Ceiling Item Value Service Ceiling 12,000 ft. / 3658 m Load Factors Item Value...

  • Page 32: Centre Of Gravity Range

    Sling LSA Section 2 Pilot Operating Handbook Limitations Centre of Gravity Range Item Value Centre of front face of engine propeller Datum flange (without propeller extension). Reference (Longitudinal Upper surface of canopy sliders on cockpit Levelling) side skins, with canopy open.

  • Page 33: Prohibited Manoeuvres

    Sling LSA Section 2 Pilot Operating Handbook Limitations 2.10 Prohibited Manoeuvres The Sling LSA is approved for normal manoeuvres, including the following: • Steep turns not exceeding 60° • Lazy Eights • Chandelles • Stalls (not including whip stalls) WARNING Aerobatics and intentional spins are prohibited.

  • Page 34: Kinds Of Operation

    Pilot Operating Handbook Limitations 2.13 Kinds of Operation 2.13.1 Normal VFR Operation The Sling LSA, in standard configuration, is approved only for day VFR operation with visual contact with terrain. Minimum equipment is as follows: Equipment Altimeter, with encoding transponder...
  • Page 35 Sling LSA Section 2 Pilot Operating Handbook Limitations 2.13.3 IFR Operation Provided that the aircraft is appropriately equipped, the aircraft may be safely flown under IFR. Depending on the practical and legal requirements of the judicial region the aircraft will be operated, the aircraft may also be safely flown in IMC conditions, in accordance with IFR.

  • Page 36: Engine Limitations

    50 °C / 120 °F Start - Minimum (Oil Temperature) -20 °C / -13 °F In Flight – Maximum 60 °C / 140 °F For Sling LSA fitted with the 912 ULS engine, please Alternative refer to the applicable supplement at the end of this manual.
  • Page 37 Minimum 2.8 bar (40.5 psi) Fuel Pressure Maximum 3.2 bar (46.5 psi) For Sling LSA fitted with the 912 ULS engine, please refer to the applicable supplement at the end of this Alternative manual. NOTE a. Oil temperature must, once per flight day, exceed 100°C to boil off any moisture that may have collected in the oil.

  • Page 38: Other Limitations

    Sling LSA Section 2 Pilot Operating Handbook Limitations 2.15 Other Limitations • No smoking is allowed on-board the airplane. • VFR only flights are permitted unless the operator has equipped the aircraft correctly for IFR flight. WARNING Intentional flights under icing conditions are prohibited! 2.16 Flight in Precipitation...

  • Page 39: Limitation Placards

    The following limitation warning placards must be placed in the aircraft and positioned in plain view of the pilot and passenger. 2.17.1 Instrument Panel Standard Sling LSA (excl. USA) OPERATE UNDER VMC ONLY MAXIMUM PERMISSIBLE AIRSPEED 135 KIAS MAXIMUM PERMISSIBLE RPM 5 800 RPM FOR 5 MINUTES...
  • Page 40 Sling LSA Section 2 Pilot Operating Handbook Limitations USA Sling LSA 2.17.3 Adjacent to Fuel Filler Cap Standard Sling LSA (excl. USA) AVGAS MOGAS 75 LITRES USA Sling LSA’s Document Number: DC-POH-002-X-A-6 Page | 2-13 Revision: 3.0 Date: 2021/04/23...
  • Page 41 Inboard Upper Wing Flap Surface All Sling LSA NO STEP 2.17.5 Fireproof Metal Plate Attached to Aircraft Standard Sling LSA (excl. USA) ZU-### CONSTRUCTOR – SLING AIRCRAFT MODEL – SLING LSA SERIAL NO – ### ENGINE ROTAX ### – ### HP...
  • Page 42 Sling LSA Section 2 Pilot Operating Handbook Limitations 2.17.6 Other Placards The aircraft must be placarded to show the identity of: • All Fuses / Circuit Breakers • Magneto / Ignition switches • Choke (912 ULS only) • Starter • Trim: NOSE UP and NOSE DOWN •...
  • Page 43 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3 Emergency Procedures Introduction ................3-1 Speeds for Emergency Operations ..........3-2 Engine Related Emergencies ............. 3-3 Emergency Landing Procedures ..........3-7 Smoke and Fires ..............3-10 Recovery from Unintentional Spin .......... 3-13 Other Emergencies ..............

  • Page 44: Emergency Procedures

    Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures Introduction This section provides checklists and procedures for coping with various emergencies that may arise. Emergencies caused by aircraft or engine malfunction are extremely rare if the appropriate procedures are followed, such as pre-flight inspections and general maintenance.

  • Page 45: Speeds For Emergency Operations

    Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures Speeds for Emergency Operations Speed KIAS Remarks This speed (MAUW, flaps up) results in the best gliding distance, along the ground. Best Glide Speed Horizontal distance travelled (in still air) is approx. 3,050m (10,000ft.) per 305m (1,000ft) decent.

  • Page 46: Engine Related Emergencies

    Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures Engine Related Emergencies 3.3.1 Engine Failure During Take-off 1. Throttle ......... IDLE 2. Brakes ..........APPLY with aircraft under control – 3. Ignition Lanes / Magnetos ..... OFF (BOTH) 4. Master ........... OFF 5.
  • Page 47 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.3.3 Engine Failure During Flight 1. Airspeed ........72 KIAS 2. Landing Area ......... CLEAR GROUND 3. Air Start ......... COMMENCE If engine successfully restarts – 4. Continue ........PROCEED WITH CAUTION 5.
  • Page 48 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.3.5 Irregular Engine RPM Alternative for aircraft equipped with a Rotax 912 ULS. 1. Ignition / Lanes ......ON (BOTH) 2. Throttle ......... VERIFY POSITION 3. ECU Backup Switch ......ON 4.
  • Page 49 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.3.7 Low Oil Pressure 1. Oil - Temperature ......CHECK (MAX. 130 °C) If oil temperature is high or increasing – 2. Airspeed ........72 KIAS If oil pressure remains low or temperature remains high/increasing –...

  • Page 50: Emergency Landing Procedures

    Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures Emergency Landing Procedures 3.4.1 Emergency Landing without Engine Power 1. Airspeed ........72 KIAS 2. Trim ..........FOR BEST GLIDE 3. Landing Location ......LOCATE 4. Engine Air-start ......ATTEMPT (AS TIME PERMITS) If engine fails to restart –...
  • Page 51 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.4.2 Precautionary Landing with Engine Power 1. Airspeed ........75 KIAS 2. Flaps ..........TAKE-OFF 3. Fuel Pumps ........ON (BOTH) 4. Landing Area ......... INSPECT (AS PER PROCEDURE) 5. Flaps ..........FULL (ON FINAL APPROACH) 6.
  • Page 52 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.4.4 Landing with a Flat Tyre/Damaged Wheel 1. Approach ........NORMAL (≈ 60 �������� ���� ����) 2. Airspeed ........65 KIAS 3. Airspeed at flare ....... SLOWEST PRACTICAL If nosewheel is damaged/flat –...

  • Page 53: Smoke And Fires

    Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures Smoke and Fires 3.5.1 Engine Fire on Ground During Start 1. Starter ........... RELEASE 2. Fuel Selector ........CLOSE 3. Fuel Pumps ........OFF (BOTH) 4. Throttle ......... IDLE 5. Ignition / Lanes ......OFF (BOTH) 6.
  • Page 54 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.5.3 Engine Fire during Take-off Run 1. Throttle ......... IDLE 2. Cabin Heat ........CLOSE 3. Brakes ..........APPLY UNTIL STOP 4. Fuel Selector ........CLOSE 5. Fuel Pumps ........OFF (BOTH) 6.
  • Page 55 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.5.5 Electrical Fire in Flight An electrical fire is often characterized by white smoke and an acrid smell. 1. Master ..........OFF (a)(b) 2. Ignition Lanes ........REMAIN ON 3. Electrical Switches ......OFF 4.

  • Page 56: Recovery From Unintentional Spin

    Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures Recovery from Unintentional Spin WARNING Intentional Spins are Prohibited! Unintentional spin recovery technique: 1. Throttle ......... IDLE 2. Lateral Control ....... AILERONS NEUTRAL 3. Yaw Control ........RUDDER FULL IN OPPOSITE DIRECTION OF SPIN when rotation stops –...
  • Page 57 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures Other Emergencies 3.7.1 Vibration If any abnormal engine vibrations occur: 1. Fuel ..........CHECK QUANTITY 2. Fuel Selector ........CHANGE (UNLESS 2 TANK DRY) 3. Fuel Pumps ........BOTH ON 4. ECU Backup ........ON 5.
  • Page 58 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.7.3 Alternator / Charge System Failure Alternative for aircraft equipped with a Rotax 912 ULS. An alternator A/B failure is indicated by the lane warning lights. 3.7.3.1 Alternator A Failure –...
  • Page 59 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.7.3.2 Alternator B Failure – Alternator B failure is evident by the steady illumination of the Lane B warning light, and a drop in the main bus voltage to nominal battery voltage (+/- 12.5 V).
  • Page 60 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.7.3.3 Alternator A and B Dual Failure – This will result in engine stoppage when the main battery goes flat, since no power is available to the ECU and subsequently the fuel pumps.
  • Page 61 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.7.3.4 Loss of Sensors The engine sensors, for redundancy purposes, are powered by Lane A/B separately. This means that if one of the two lanes fail, a subset of the engine sensors will also fail.
  • Page 62 Sling LSA Section 3 Pilot Operating Handbook Emergency Procedures 3.7.4 Main Bus Power Failure Please refer to 7.13.4 Main Bus, for a list of equipment affected by a loss of power to the main bus. 1. ECU Backup ......ON 2.
  • Page 63 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4 Normal Procedures Introduction ................4-1 Speeds for Normal Operation ........... 4-1 Preflight Inspection ..............4-2 Engine Start and Taxi ..............4-8 Before Takeoff ................ 4-11 Take-off ................... 4-12 Flight ..................4-13 Landing ...................
  • Page 64 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures Introduction This section provides checklists and recommended procedures for normal operation of the aeroplane. The checklists proposed are considered to be the most desirable, and checks should follow them, unless there is a valid reason to deviate from them.
  • Page 65 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures Preflight Inspection A preflight inspection is required prior to every flight, or first flight of the day. It must also be performed after any incident, accident, maintenance activity etc. Incomplete or careless inspections can result in an accident.
  • Page 66 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.3.1 Inspection Checklist 4.3.1.1 Cabin Magnetos/Ignition ..... OFF Master Switch ......ON Fuel ..........VERIFY QUANTITY Flaps........... FULL DOWN Avionics ........VERIFY CONDITION Master Switch ......OFF Controls (all) ......CHECK for full, free movement up to stops Harnesses and Seats ....
  • Page 67 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.3.1.3 Empennage Tie-down Rope ......REMOVED Horizontal Stabilizer ..... CHECK CONDITION Vertical Stabilizer ......CHECK CONDITION Elevator........CHECK CONDITION / MOVEMENT Elevator Trim Tab ......CHECK CONDITION Rudder ......... CHECK CONDITION / MOVEMENT Hinges, Bolts, Pushrods ....
  • Page 68 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures WARNING Physically verify the fuel level before each take-off. Fuel can be visibly seen, through the filler cap, just covering the (total) bottom of the fuel tank with 30 litres present.
  • Page 69 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.3.1.6 Left Wing Fuel Quantity ......CHECK THOUGH FILLER Fuel Vent ..CHECK UNOBSTRUCTED (underside of wing) Wing Leading Edge....... CHECK CONDITION Taxi/Landing Light Lens ....CHECK CONDITION Wingtip ........CHECK CONDITION Nav Light ........
  • Page 70 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.3.1.7 Tyre Pressure Visual Inspection The tyres must be visually inspected prior to every flight. It is not necessary to check the pressure of the tyre with a gauge; it is sufficient to visually inspect the tyre.
  • Page 71 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures Engine Start and Taxi 4.4.1 Before Engine Start Preflight Inspection ..... COMPLETE Emergency Equipment....ON BOARD Passenger Briefing ....... COMPLETE Seats ..........CORRECTLY ADJUSTED Harnesses ........SECURE Park Brake ........ON Circuit Breakers ......
  • Page 72 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.4.2 Engine Start Alternative checklist for aircraft equipped with a Rotax 912 ULS. 1. Fuel Selector ......EMPTIEST TANK (IF NOT EMPTY) 2. EFIS Backup Switch ....ON (VERIFY BATTERY VOLTAGE) 3.
  • Page 73 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures CAUTION • The starter can be activated for a maximum of 10 seconds, followed by a 2-minute pause, to allow the starter to cool. • Only increase engine speed 10 seconds after start, if the oil pressure is steady above 2 bar (29psi).
  • Page 74 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures Before Takeoff To be conducted at a holding point or equivalent – 4.5.1 Run Up & Pre-Takeoff Alternative for aircraft equipped with a Rotax 912 ULS. 1. Face into wind ....IF POSSIBLE 2.
  • Page 75 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures Take-off 1. Throttle ......FULL OPEN 2. Engine Speed ....VERIFY GREATER THAN 5200 RPM 3. Elevator Control ..... NEUTRAL 4. Engine Parameters ..VERIFY (PRESSURES, TEMPERATURES) 5. Rotate ......45 KIAS 6.
  • Page 76 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures Flight 4.7.1 Climb Throttle ......GREATER THAN 5200 RPM 2. Airspeed ......V – 65 KIAS ......V – 72 KIAS ......CRUISE 75 – 90 KIAS 3. Trim ......... AS REQUIRED 4.
  • Page 77 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.7.3 Decent 1. ATIS / Weather ....CHECKED 2. Altimeter ......SET 3. Fuel Selector ......FULLEST TANK (AUX PUMP ON DURING SWITCH) 4. Lights ........AS REQUIRED 5. Seatbelts ......CHECKED 6.
  • Page 78 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures Landing 4.8.1 Before Landing 1. Brakes ......CHECK PARK BRAKE IS OFF 2. Fuel Pumps ...... BOTH ON 3. Airspeed ......75 KIAS 4. Flaps ........ 1 STAGE ON DOWNWIND ........ 2 STAGE ON BASE 5.
  • Page 79 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.8.3 Normal Landing 1. Airspeed @50 ft ....65 KIAS 2. Power ......IDLE IN GROUND EFFECT 3. Flare ........ TO MINIMUM FLIGHT SPEED 4. Touchdown ..... MAINS FIRST (HOLD NOSE WHEEL OFF) 5.
  • Page 80 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.8.5 Engine Shutdown 1. Engine Speed ........IDLE 2. Park Brake ......... SET 3. Engine Parameters ......WITHIN LIMITS 4. Lane B ..........OFF 5. Lane A ..........OFF 6. Main Fuel Pump ....... OFF 7.
  • Page 81 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures Special Procedures 4.9.1 Baulked / Rejected Landing 1. Throttle ........FULL / 5800 RPM 2. Flaps ........RETRACT SLOWLY ........2 STAGE A.S.A.P ........UP @ 65 KIAS, min. 300ft. 3. Auxiliary Fuel Pump ....OFF 4.
  • Page 82 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.9.3 Short Field Landing 1. Approach ......FLAT / UNDER POWER 2. Throttle ......AS REQUIRED 3. Approach Airspeed ..65 KIAS 4. Throttle ......IDLE 5. Flare ........ COMMENCE 6. Touch down ..... MAINS FIRST 7.
  • Page 83 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.9.5 Soft Field Takeoff 1. Aircraft Weight ....MINIMISE 2. Elevator Trim ....NEUTRAL 3. Flaps ........ STAGE 2 4. Parking Brake ....SET FULL 5. Engine Parameters ..VERIFY (PRESSURES, TEMPERATURES) 6.
  • Page 84 Sling LSA Section 4 Pilot Operating Handbook Normal Procedures 4.9.6 Crosswind Takeoff 1. Pre-Takeoff Checks ..NORMAL 2. Aileron ......FULL INTO WIND 3. Take-off Procedure ..NORMAL 4. Aileron ......REDUCE INPUT AS REQUIRED NOTES a. As the aircraft accelerates, the pilot must reduce aileron input to avoid the wing hitting the ground.
  • Page 85 Sling LSA Section 5 Pilot Operating Handbook Performance 5 Performance Introduction ................5-1 Takeoff and Landing Distance ........... 5-1 Rate of Climb ................5-2 Cruise Speeds ................5-3 Fuel Consumption ..............5-4 Airspeed Indicator System Calibration ........5-5 Document Number: DC-POH-002-X-A-6 Page | 5-0 Revision: 3.0...
  • Page 86 Sling LSA Section 5 Pilot Operating Handbook Performance Introduction The data presented in this section has been deduced from flight tests with the aircraft and engine in good condition, and using average piloting techniques. If not otherwise stated, the performance in this section is valid for: •...
  • Page 87 Sling LSA Section 5 Pilot Operating Handbook Performance Rate of Climb Values relevant for maximum continuous power of 5500 RPM – Best Rate of Rate of Altitude Climb Speed (V Climb [ft. ISA] [KIAS] [fpm] 3 000 6 000 9 000...
  • Page 88 Sling LSA Section 5 Pilot Operating Handbook Performance Cruise Speeds Reminder: The propeller used for the values below is fixed pitch – Engine Altitude KIAS KTAS Speed [ft ISA] [rpm] [kt.] [kt.] 4 500 4 800 5 000 5 300...
  • Page 89 Sling LSA Section 5 Pilot Operating Handbook Performance Fuel Consumption Altitude [ft ISA] 3 000 [Litres] Fuel Quantity 39.6 Gallons] Engine Speed [rpm] 4 500 4 800 5 000 5 300 5 500 [L/hr] Fuel Consumption [US gal./hr] 3.7 Airspeed...
  • Page 90 Sling LSA Section 5 Pilot Operating Handbook Performance Airspeed Indicator System Calibration [knots] [knots] [knots] (this aircraft) (average Document Number: DC-POH-002-X-A-6 Page | 5-5 Revision: 3.0 Date: 2021/04/23...
  • Page 91 Sling LSA Section 6 Pilot Operating Handbook Weight and Balance 6 Weight and Balance Introduction ................6-1 Installed Equipment List ............6-1 Centre of Gravity Arms ............. 6-2 CG Envelope ................6-3 Determination of CG ..............6-4 Determination of Empty CG ............6-6 Blank CG Form and Graph for Use ..........

  • Page 92: Introduction

    Sling LSA Section 6 Pilot Operating Handbook Weight and Balance Introduction This section details weight and balance information, along with payload ranges for safe operation of the aircraft. Installed Equipment List Type Equipment Item Garmin G3X (GDU460) Glass Cockpit Garmin GTX35 Transponder...

  • Page 93: Centre Of Gravity Arms

    Sling LSA Section 6 Pilot Operating Handbook Weight and Balance Centre of Gravity Arms 1808 Most Aft 1635 Most Forward 464 N.W. 1511 Fuel 1959 Main Landing Gear & Seats 2508 Luggage (Front) 2896 Luggage (Rear) WARNING Aircraft CG and MAUW limitations must be adhered to at all times.
  • Page 94 Sling LSA Section 6 Pilot Operating Handbook Weight and Balance CG Envelope Allowable CG Envelope FLIGHT ALLOWED IN SHADED AREA ONLY Document Number: DC-POH-002-X-A-6 Page | 6-3 Revision: 3.0 Date: 2021/04/23...

  • Page 95: Determination Of Cg

    Section 6 Pilot Operating Handbook Weight and Balance Determination of CG Sling Aircraft makes use of a numerical method in calculating the Cg of the aircraft. The following will be required to complete a CG check: Item Empty CG Value...
  • Page 96 Sling LSA Section 6 Pilot Operating Handbook Weight and Balance The aircrafts empty CG is determined in a conventional manner, by weighing the aircraft whilst it is standing level. Refer to the Maintenance Manual for more. Maximum all up weight (MAUW) = 600kg (1,320lb) ����...

  • Page 97: Determination Of Empty Cg

    Sling LSA Section 6 Pilot Operating Handbook Weight and Balance Determination of Empty CG ITEM WEIGHT MOMENT [kg (lb)] [mm (ft)] (weight x arm) [kg.mm (lb.ft)] Right Main = 1 959 (6.427) Wheel Left Main = 1 959 (6.427) Wheel Nose Wheel W = 464 (1.522)

  • Page 98: Blank Cg Form And Graph For Use

    Sling LSA Section 6 Pilot Operating Handbook Weight and Balance Blank CG Form and Graph for Use MOMENT WEIGHT (weight x arm) [kg (lb)] [mm (ft)] [kg.mm (lb.ft)] Pilot & 1 959 (6.427) Passenger Baggage 2 508 (8.228) (Front) Baggage 2 896 (9.501)
  • Page 99 Sling LSA Section 6 Pilot Operating Handbook Weight and Balance Allowable CG Envelope Document Number: DC-POH-002-X-A-6 Page | 6-8 Revision: 3.0 Date: 2021/04/23...
  • Page 100 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7 Aircraft and Systems Airframe ..................7-1 Control System / Pilot Controls ..........7-2 Landing Gear ................7-8 Safety Harness and Seats ............7-8 Baggage Compartment ............. 7-9 Canopy ..................7-9 Pitot and Static Systems ............

  • Page 101: Airframe

    Pilot Operating Handbook Aircraft and Systems Airframe The Sling LSA has an all-metal construction with single curvature stressed aluminium alloy skins riveted to stiffeners. Construction is of 6061-T6 aluminium alloy sheet metal riveted to angles, of the same material, with high quality blind rivets. This high strength aluminium alloy construction provided long life and low maintenance costs, thanks to its durability and corrosion resistance characteristics.
  • Page 102 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems Control System / Pilot Controls 7.2.1 Control Column(s) The aircraft is equipped with dual control sticks, which manipulate two of the three control axes: pitch (elevator) and roll (aileron). The stick...
  • Page 103 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.2.3 Brake Controls 7.2.3.1 Brake Lever – The braking system is typically a single hydraulic master cylinder acting on both wheels of the main landing gear, through a disk/calliper arrangement. Activation of the brakes is via the lever located on the cabins centre console.
  • Page 104 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.2.3.4 Brake System Diagram 7.2.4 Throttle Lever The aircraft makes use of a single lever power system, as the propeller is normally only ground-adjustable and mixture is controlled by the ECU.
  • Page 105 The accidental operation of the lever is prevented by a locking pin, which is tagged with a red flag. Standard Sling LSA (excl. USA) This pin must be removed before flight. USA Sling LSA Document Number: DC-POH-002-X-A-6 Page | 7-5 Revision: 3.0...
  • Page 106 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.2.7 Electrical equipment / control switches See appendix for alternative information for the 912 ULS. SWITCH / FUNCTION POSITION LABEL MASTER / Power disconnected from main bus. STARTER KEY Main bus connected to power.
  • Page 107 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.2.9 Elevator Trim Elevator trim is electrically controlled by buttons on the control column, and these buttons are detailed in 7.2.1 Control Column(s). The trim motor is located in the left elevator (if facing forward) and drives the trim tab.
  • Page 108 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.2.11 Cabin Heat Heated air, warmed by the heat exchanger with the engine exhaust, can be selected via a selection knob located on the instrument panel. The system can be activated by pulling out the knob.
  • Page 109 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems Baggage Compartment The baggage compartment comprises of two sections positioned behind the seats and is designed to carry up to 15kg (33lb) in total. There is a narrow and slightly narrowed front section, and a higher, larger back section.
  • Page 110 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems Pitot and Static Systems A pitot tube is located below the left wing, and the relevant pressures, experienced by the pitot, are transferred to the instrument through flexible hoses. The pitot features a second hole for the measurement of angle of attack.
  • Page 111 Pilot Operating Handbook Aircraft and Systems Cockpit Layout The basic cockpit layout is the same for all Sling LSA aircraft, notwithstanding that instrumentation may differ substantially. All airplanes contain the minimum instrumentation, but particular airplanes may contain substantial additional instrumentation. The...
  • Page 112 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems Cockpit Layout Key Instrument panel Air vent Control Stick (With PTT, Trim, AP Control) Brake actuator (if footbrake not fitted) Headset plugin sockets Park-brake actuator valve Throttle Seat adjustment lever...

  • Page 113: Instruments And Avionics

    Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems Instruments and Avionics The diagram below represents an instrument panel containing the required minimum instrumentation, together with typical back-up and additional instrumentation supplied with the aircraft. The instrument panel in any particular aircraft may differ from that illustrated below, as choice of instruments and layout is decided by the customer.
  • Page 114 EFIS System The Garmin G3X multifunction “Glass Cockpit” instrument is the standard EFIS used by Sling Aircraft. This instrument incorporates a range of different instruments and functions. The full instrumentation provided by the EFIS will typically include, but not limited to:...
  • Page 115 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems The EFIS installed can be powered from two separate systems: • Main Bus o Through the main EFIS switch, labelled “EFIS” • Back-up Battery o Through the selection switch, labelled “EFIS BKUP”...

  • Page 116: Minimum Instruments And Equipment Required For Flight

    Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.10 Minimum Instruments and Equipment Required for Flight The following minimum instrumentation and equipment is required for day VFR flight: # Item 1 Altimeter 2 Airspeed Indicator 3 Compass 4 Fuel Gauges...

  • Page 117: Engine

    Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.11 Engine The engine fitted, as standard, is the Rotax 912 iS. This engine is a 4- stroke, 4-cylinder, horizontally opposed, spark ignition engine, with one central camshaft -pushrod OHV and a displacement of 1211cc (1.2L/74 cubic inch).
  • Page 118 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.12 Cooling System Cylinders are air-cooled, though forced are circulation from the inlets on the nose of the cowl, over cooling fins on the barrels. Cylinder heads are liquid cooled via a closed-circuit system, with an expansion tank.
  • Page 119 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.13 Electric System 7.13.1 Broad Overview Diagram Document Number: DC-POH-002-X-A-6 Page | 7-19 Revision: 3.0 Date: 2021/04/23...
  • Page 120 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.13.2 Charge System The alternating current (AC) output of the two alternators (A and B) is passes through a rectifier, where it is converted to direct current (DC) for the aircraft systems. The charge system output is approximately 13.5 to 14V (from 1000 +/- 250 rpm and higher).
  • Page 121 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.13.6 Master and Starter Switches The master switch is a toggle switch located on the left side of the instrument panel. It links the main bust to the 12V battery / charge system.

  • Page 122: Propeller

    Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.14 Propeller There are two common options for the propeller, with the default being the first: 1. Warp Drive, 72-inch, solid composite, ground adjustable, 3-blade, composite propeller. 2. Whirlwind, 70-inch, hollow composite, ground adjustable, 3-blade propeller.

  • Page 123: Fuel System

    Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.15 Fuel System The aircraft makes use of a fuel tank located in the leading edge of each wing (only right in South Africa). The tank is equipped with a vent (underneath the wing) and a finger screen (at fuel pickup).
  • Page 124 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems A diagram of the fuel system is as follows, with a key – Document Number: DC-POH-002-X-A-6 Page | 7-24 Revision: 3.0 Date: 2021/04/23...
  • Page 125 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems Fuel System Diagram Key – 912 iS A Port (left) fuel tank G 8mm T-piece (International version only) B Starboard (right) fuel tank H 8mm T-piece with jet C Fuel selector (OFF, ON, OFF) Fuel pressure sensor D Fuel filter (90°...
  • Page 126 Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.16 Lubrication System This information is relevant for the 912 iS. For information regarding the 912 ULS, please see the appendix at the back of this manual. The engine is provided with a dry sump forced lubrication system with a camshaft driven pump, with an integrated pressure regulator.

  • Page 127: Autopilot System

    Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.17 Autopilot System The autopilot system is integrated into / with the EFIS unit. The EFIS / autopilot inputs data from an electronic compass and AHRS. With this, it controls two servos (one for pitch and one for roll), linked to the aircraft control system.

  • Page 128: Position, Anti-Collision, Taxi And Landing Lights

    Sling LSA Section 7 Pilot Operating Handbook Aircraft and Systems 7.18 Position, Anti-collision, Taxi and Landing Lights The aircraft is equipped with a landing and taxi light in the leading edge of the wing. The standard option is left wing only, with an optional extra for left and right wing.
  • Page 129 Sling LSA Section 7 Pilot Operating Handbook Ground Handling Servicing 8 Ground Handling and Servicing Introduction ................8-1 Ground Handling ............... 8-1 Servicing ................... 8-5 Cleaning and Care ..............8-7 Document Number: DC-POH-002-X-A-6 Page | 8-0 Revision: 3.0 Date: 2021/04/23...
  • Page 130 Introduction This section contains factory-recommended procedures for proper ground handling and servicing of the Sling LSA. It also identifies certain inspection and maintenance requirements, which should be followed at all times. Full details for servicing and maintenance appear in the aircraft maintenance manual.
  • Page 131 Sling LSA Section 7 Pilot Operating Handbook Ground Handling Servicing 8.2.2 Towing If you wish to move the aircraft, other than under its own power, it is best to pull/push the aircraft by holding one or more of the propeller blades, close to the spinner.
  • Page 132 Sling LSA Section 7 Pilot Operating Handbook Ground Handling Servicing 8.1.1. Mooring The aircraft should be tied down when parked outside the hangar. Mooring is necessary to protect the aircraft against possible damage caused by wind and gusts. For this reason, the aircraft is equipped with mooring eyes located on the lower surfaces of the wings and one under the tail.
  • Page 133 Sling LSA Section 7 Pilot Operating Handbook Ground Handling Servicing 8.2.4 Road Transporting The aircraft may be transported after loading on a suitable, aircraft specific trailer, or a flatbed with suitable rigging. It is necessary to remove the wings before road transport. It is suggested that the wings should be securely stored in a cradle of some kind.
  • Page 134 Sling LSA Section 7 Pilot Operating Handbook Ground Handling Servicing Servicing 8.3.1 Jacking Since the empty weight of the aircraft is relatively low, two people are usually able to lift the aircraft. It is possible to lift the aircraft in the following manner: •...
  • Page 135 NOTES a. Both the manufacturers’ Operators Manual and Maintenance Manual More detail is supplied in the Sling LSA Maintenance Manual. 8.3.3 Aircraft Modifications and Repairs It is recommended that you contact the aircraft manufacturer prior to making any modifications to the aircraft, to ensure that the airworthiness of the aircraft is not affected.
  • Page 136 Servicing fuel, Oil and Coolant This document makes a brief statement on these topics in Section 1. Before carrying out any work, refer to the Rotax Maintenance and Operators Manual, along with the Sling LSA Aircraft Maintenance Manual. Cleaning and Care Use efficient cleaning detergents to clean the aircraft, such as regular car wax or degreaser.
  • Page 137 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9 Supplementary Information Introduction ................9-1 Supplement 02/2010 – Airplanes fitted with a Magnum 601 Ballistic Parachute................9-2 Supplement 04/2012 – Airplanes Fitted with a Rotax 912 ULS Engine ....................9-4 Supplement 03/2010 –...
  • Page 138 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information Introduction This section contains the appropriate supplements necessary to safely and efficiently operate the aircraft when equipped with various common optional extras not supplied with the standard aircraft. The supplements included in this manual are –...
  • Page 139 This supplement provides information necessary for the operation of an aircraft fitted with a Magnum 601 ballistic parachute. • The Sling LSA is specifically designed for convenient fitment of the Magnum 601 ballistic parachute recovery system, manufactured by Stratos 07. The system is designed to enable...
  • Page 140 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.2.2 Ballistic Parachute Operational Parameters Parameter Value Limit Deployment Speed 320 km/h or 173 kt. Deployment Time (at Limit Speed) Maximum Supported Mass 759 kg or 1674 lb. Decent Rate (at Maximum Mass) 7 m/s 9.2.3...
  • Page 141 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information Supplement 04/2012 – Airplanes Fitted with a Rotax 912 ULS Engine 9.3.1 Introduction This supplement must be kept with the Pilot Operating Handbook during operation of the airplane. The information contained in this supplement adds to or replaces information from the standard Pilot Operating Handbook, with regards only to the specific sections addressed herein.
  • Page 142 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.2 Rotax 912 ULS Engine Operating and Speed Limits Engine Start and Operation Temperature Limits Maximum Ambient Temperature 50 °C (122 °F) Minimum Oil Temperature -25 °C (-13 °F) Engine Load Factor Limits (Acceleration) Maximum 5 seconds at -0.5g...
  • Page 143 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information Item Value Engine Model ROTAX 912 ULS Engine Manufacturer Bombardier-Rotax GMBH 73.5 kW / 100 hp at 5800 rpm, max. 5 Maximum take-off minutes Power Maximum 69 kW / 92 hp at 5500 rpm...
  • Page 144 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.3 Rotax 912 ULS Fuel, Oil and Coolant Specifications Fuel and oil specification are the same as the 912 iS motor. Coolant Item Value Mixed – Air and close circuit pressurized liquid.
  • Page 145 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.4 Rotax 912 ULS Fuel System Document Number: DC-POH-002-X-A-6 Page | 9-8 Revision: 3.0 Date: 2021/04/23...
  • Page 146 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information Fuel System Diagram Key – 912 ULS A Port (left) fuel tank G 8mm T-piece (International version only) B Starboard (right) fuel tank H 8mm T-piece with jet C Fuel selector (LEFT, RIGHT, OFF) I Fuel flow sensor D Fuel filter (90°...
  • Page 147 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.6 Electrical System Overview (912 ULS) Document Number: DC-POH-002-X-A-6 Page | 9-10 Revision: 3.0 Date: 2021/04/23...
  • Page 148 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.7 Master and Starter Switches The master switch on the 912 ULS equipped aircraft provides the following functionality: • Connects / disconnects the main battery to the main bus. The ignition switch on the 912 ULS equipped aircraft provides the following functionality: •...
  • Page 149 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.9 Emergency Procedures (Alternative) 9.3.9.1 Air-Start 1. Fuel Pump ......ON 2. Fuel Selector ....... CHANGE (UNLESS 2 TANK DRY) 3. Throttle ....... CHECK MOVEMENT 4. Throttle ....... MIDDLE POSITION 5. Master ........ ON 6.
  • Page 150 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.9.3 Alternator Failure An alternator failure is characterized by the charge warning light being illuminated on the instrument panel. 1. Battery / Charge Voltage ..VERIFY FAILURE 2. Non-Essential Equipment ..OFF 3.
  • Page 151 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.10 Normal Procedures (Alternative) 9.3.10.1 Engine Start Fuel Selector ....EMPTIEST TANK (IF NOT EMPTY) EFIS Backup Switch ..ON (VERIFY BATTERY VOLTAGE) EFIS Main Switch ..ON Master Switch ....ON Magnetos .....
  • Page 152 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.3.10.2 Run Up & Pre-Takeoff 1. Face into wind ....IF POSSIBLE 2. Oil Temperature ....ABOVE 50°C 3. Fuel Pump ....... ON 4. Engine......4000 RPM 5. MAG A ......OFF (2 SEC., NO MORE THAN 180 RPM DROP)
  • Page 153 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information Supplement 03/2010 – Airplanes Fitted with and Airmaster AP332 Propeller 9.4.1 Introduction This supplement must be kept with the Pilot Operating Handbook during operation of the airplane. The information contained in this supplement adds to or replaces information from the standard Pilot Operating Handbook, with regards only to the specific sections addressed herein.
  • Page 154 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.4.2 Observed Improvements Fitment of an Airmaster AP332 propeller to the aircraft will substantially improve aircraft performance relative to the use of a fixed pitch propeller. General improvement will be witnessed, where...
  • Page 155 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.4.3 Propeller Control Failure (VP Only) The propeller/propeller controller can fail in a variety of modes/ways. The pilot should completely familiarize themselves with the Airmaster propeller operator’s manual, and specifically the section that deals with Emergency Operation and Failure Modes.
  • Page 156 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information CAUTION If failure occurred with propeller pitch set at any other pitch than the fine pitch limit, full power from the engine/propeller combination may not be available at low speeds. Consideration should be given to this during approach and landing.
  • Page 157 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.4.4.1 Operation of the propeller controls • The power switch, labelled PROP, located on the instrument panel. This switch activates/deactivates the power supply to the propeller control unit and propeller pitch adjustment motor.
  • Page 158 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information • Manual propeller control switch is a toggle button, located separately from the propeller controller unit on the instrument panel. This switch allows: o Direct control of the propeller pitch when manual mode (MAN) is selected with the automatic/manual selector switch.
  • Page 159 Sling LSA Section 7 Pilot Operating Handbook Supplementary Information 9.4.4.2 Indicator Lights Information conveyed to the pilot by the propeller system is through three lights located on the propeller controller, namely Coarse, Fine and Feather indicators lights. The following table lists the various propeller status indications provided by the lights.

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