PILOT’S OPERATING HANDBOOK AND AIRPLANE FLIGHT MANUAL for DOVA AIRCRAFT® DV-1 SKYLARK
DOVA DV-1 Skylark · Pilot's Operating Handbook
Overview
The Dova DV-1 Skylark Pilot's Operating Handbook (POH) provides essential information for the operation and maintenance of the aircraft. It includes operational procedures, performance data, and safety guidelines to ensure compliance with flying rules and continued airworthiness.
- The DV-1 Skylark is a light sport, two-seater aircraft.
- Maximum Takeoff Weight (MTOW) is 600 kg.
- Equipped with a Rotax 912 ULS engine and Kaspar KP-4/3-PA propeller.
- The aircraft must have this POH on board during all flights.
- Includes mandatory compliance with limitations and procedures.
- Engine failure requires the pilot to ensure safe altitude and speed for emergency landing.
- The aircraft has a maximum fuel capacity of 90 liters.
- Stall speed in landing configuration is 59 km/h.
Document
Source
Originally published by dova-aircraft.cz. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.
Document details
- Type ·
- Pilot's Operating Handbook
- Year ·
- 2024
- File size ·
- 2.6 MB
- Publisher ·
- dova-aircraft.cz
- Language ·
- en
Specifications & performance
Extracted from this document.
Specifications
- Span m ·
- 8.14 m
- Mtow kg ·
- 600 kg
- Height m ·
- 2.28 m
- Length m ·
- 6.62 m
- Wing area m2 ·
- 9.44 m2
- Empty weight kg ·
- 315 kg
- Baggage capacity kg ·
- 20 kg
Performance
- Rotation speed kmh ·
- 60 km/h
- Best rate climb kmh ·
- 110 km/h
- Best glide speed kmh ·
- 95 km/h
- Full flaps speed kmh ·
- 120 km/h
- Maneuvering speed kmh ·
- 158 km/h
- Stall speed clean kmh ·
- 64 km/h
- Never exceed speed kmh ·
- 254 km/h
- Stall speed landing kmh ·
- 59 km/h
- Max turbulence speed kmh ·
- 180 km/h
- Max level flight speed kmh ·
- 225 km/h
V-speeds
- VA_KMH ·
- 158
- VH_KMH ·
- 225
- VR_KMH ·
- 60
- VY_KMH ·
- 110
- VFE_KMH ·
- 120
- VNE_KMH ·
- 254
- VRA_KMH ·
- 180
- VS0_KMH ·
- 59
- VS1_KMH ·
- 64
- V_BEST_GLIDE_KMH ·
- 95
Weight & balance
- Max pilot weight kg ·
- 120 kg
- Min pilot weight kg ·
- 60 kg
- Cog position rear percent ·
- 36%
- Cog position front percent ·
- 21%
What is the PILOT’S OPERATING HANDBOOK AND AIRPLANE FLIGHT MANUAL for DOVA AIRCRAFT® DV-1 SKYLARK?
The PILOT’S OPERATING HANDBOOK AND AIRPLANE FLIGHT MANUAL for DOVA AIRCRAFT® DV-1 SKYLARK is a pilot's operating handbook for the DOVA DV-1 Skylark, dated 2024.
Where does the PILOT’S OPERATING HANDBOOK AND AIRPLANE FLIGHT MANUAL for DOVA AIRCRAFT® DV-1 SKYLARK come from?
This copy of the PILOT’S OPERATING HANDBOOK AND AIRPLANE FLIGHT MANUAL for DOVA AIRCRAFT® DV-1 SKYLARK was originally published by dova-aircraft.cz and is hosted on Sprinkle as a free, searchable reference copy.
What year was the PILOT’S OPERATING HANDBOOK AND AIRPLANE FLIGHT MANUAL for DOVA AIRCRAFT® DV-1 SKYLARK published?
The PILOT’S OPERATING HANDBOOK AND AIRPLANE FLIGHT MANUAL for DOVA AIRCRAFT® DV-1 SKYLARK — the DOVA DV-1 Skylark pilot's operating handbook on file — is dated 2024.
Most owners only have the POH. Here's the essential set for the DOVA DV-1 Skylark.
- Pilot's Operating Handbook / AFM
- Checklist
- Maintenance Manual
- Parts Catalog (IPC)
- Systems & Wiring
- Service Bulletins on file
- Type Certificate (TCDS)
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In this document
General
This section introduces the aircraft and its components, emphasizing the importance of familiarization with the manual before flight.
Limits
Details the operational limitations, including airspeed limitations, engine operating limits, and wind limitations.
Emergency Procedures
Provides checklists for emergency situations to ensure pilot preparedness.
Normal Procedures
Outlines standard operating procedures for normal flight operations.
Performance
Covers performance limitations and calculations necessary for safe operation.
Good Practices
Offers recommendations for best practices to enhance ownership experience.
Safety notes
- The pilot is responsible for the consequences of engine failure.
- Take-off is prohibited if engine instrument values are not within the allowed range.
- Maximum permitted crosswind component for take-offs and landings is 5 m/s.
- The aircraft is certified for rolls up to 60° and pitch variations of up to 30°.
Full document text
Original issue: October 2012 Revision: R1.1 June 2024 PILOT’S OPERATING HANDBOOK AND AIRPLANE FLIGHT MANUAL for DOVA AIRCRAFT® DV-1 SKYLARK (MTOW 600 KG) Aircra: Serials 09/227 & Subsequent with Rotax® 912 ULS Engine and Kaspar™ KP-4/3-PA propeller This document must be carried in the airplane at all Qmes and be kept within the reach of the pilot during all flight operaQons. Serial Num.: _____________ Registra2on:__________________ DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 2 DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 3 Copyright ® 2024 – All Rights Reserved Dova Aircra: s.r.o. Kirilovova 115, 739 21 Paskov – Czech Republic TAX ID: 27773582 DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 4 DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 5 Foreword This Pilot’s OperaQng Handbook (POH) has been prepared by Dova Aircra: s.r.o. to familiarize operators with the aircra:. Read this POH carefully. It provides operaQonal procedures that will assure the operator obtains the performance published in the manual, data designed to allow the most efficient use of the airplane, and basic informaQon for maintaining the airplane in a “like new” condiQon. • Note • All limitaQons, procedures, maintenance & servicing requirements, and performance data contained in this POH are mandatory for compliance with flying operaQng rules and for conQnued airworthiness of the airplane. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 6 Ownership Records Owner of aircraft: Name: Address: Registration: Registration Date: Change of owner: Name: Address: Registration: Registration Date: Change of owner: Name: Address: Registration: Registration Date: DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 7 INDEX 1.0 General …………………………………………………………………………………..8 2.0 Limits…………………………………………………………………………………….16 3.0 Emergency Procedures………………………………………………………….25 4.0 Normal Procedures……………………………………………………………….29 5.0 Performance…………………………………………………………………………39 6.0 Good PracQces………………………………………………………………………41 PART DESCRIPTION Part 1.0 General InformaQon about your aircra: and its components. Part 2.0 Limits Applicable limitaQons to the safe operaQon of the aircra:. Part 3.0 Emergency Procedures Emergency procedures checklists. Part 4.0 Normal Procedures Normal procedures checklist Part 5.0 Performance Performance limitaQons and calculaQons. Part 6.0 Good PracQces Good operaQng pracQces to enjoy your ownership. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 8 1.0 General 1.1 Introduc2on Validity: This flight manual is valid only for the aircraft with the registration mark mentioned above on the first page. Warning: The crew must familiarize themselves with the contents of this manual before flight! 1.2 Abbrevia2ons and Defini2ons CAS Calibrated airspeed (CAS = TAS at sea level) IAS Indicated airspeed TAS True airspeed MSA Mean sea level (standard atmospheric pressure) MAC Mean aerodynamic chord SOP Vertical tail surfaces VOP Horizontal tail surfaces VA Maneuvering speed VSO Stall speed in landing configuration VS1 Stall speed in clean configuration VNE Never-exceed or maximum speed VFE Maximum speed with flaps extended VRA Maximum speed in turbulence VPD Runway Note: Indicated airspeed is used, unless otherwise noted. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 9 1.3 Three view 1.5. Basic Technical data DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 10 1.4 Descrip2on The aircraft DV-1 Skylark is a light sport, two-seater, all metal low- wing aircraft, with a tricycle gear undercarriage and steerable nose wheel. 1.4.1 Dimensions Span 8.14 m 26 feet Length 6.62 m 21.7 feet Height 2.28 m 7.5 feet Wing Area 9.44 m2 102 feet Mean aerodynamic chord 1.19 m 3.9 feet Dihedral 5 o Tires size 4.00" x 6 Wheel spacing 1.76 m 5.8 feet Wheel base 1.36 m 4.5 feet Tire Pressure front wheel 160 ± 10 kPa Tire Pressure main wheels 180 ± 10 kPa 1.4.2 Control Deflec2ons AILERONS Up 15° ± 1o Down 10° ± 1o FLAPS Position -1 -10° ± 2o Position 0 0 Position 1 +10° ± 2o Position 2 +21° ± 2o Position 3 +40° ± 2o ELEVATOR Up 30° ± 2o Down 20° ± 2° DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 11 RUDDER Right 30° ± 2o Left 30° ± 2o 1.4.3 Weights Empty weight 315 Kg MTOW 600 Kg Baggage 20 Kg 1.5 Propulsion system 1.5.1 Engine Type Rotax 912 ULS RPM for take-off 5800 /min (for 5 min) Max continued RPM 5500 / min Idling RPM 1400 / min Warning: THE PILOT OF THE AIRCRAFT IS RESPONSIBLE FOR THE CONSEQUENCES OF ENGINE FAILURE. IT IS RECOMENDED THAT THE AIRCRAFT BE OPERATED AT A HEIGHT AND SPEED THAT ENSURE THE HIGHEST SAFETY IN AN EMERGENCY LANDING FOLLOWING AN ENGINE FAILURE. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 12 1.5.2 Propeller Type, manufacturer Kašpar KA 1/3, Kalmar, s.r.o. Diameter 1620 mm Rotation direction Right (when seen from inside the cockpit) 1.5.3 Liquids The recommendations of the engine manufacturer should be followed. Fuel Premium unleaded 95 Octanes Premium unleaded 100 Octanes AVGAS 100 LL Max. volume of fuel 90 liters Oil type Castrol GTX 5 10W-40 Liqui Moly 10W-40 MOS2 LEICHTLAUF Max Volume of oil 2.5 liters Coolant liquid ARAL Antifreeze Max. volume of coolant liquid 2.7 liters 1.5.4 Fuel tanks There are two metal fuel tanks placed in the root of both wings. Max. volume 2 x 45 liters Usable volume 2 x 1,5 liters Expansion volume 2% DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 13 1.6 Instruments Instrument configuraQon may vary, depending on customer’s requirements and aircra: mission. Every aircra: owner is responsible to ensure the POH correctly matches the current configuraQon of their aircra:. Flight Instruments Type Radio Trig TY91 VHF Radio 2205,00 6 way, compact radio Transponder Trig TT21 Transponder MFD AVMAP EKP V EFIS AVMAP ULTRA EFIS Compass Horizontal analog compass Slip indicator Analog backup slip indicator AlQmeter Analog alQmeter (QNH)
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Airspeed indicator KPH airspeed indicator VSI Analog verQcal speed indicator Trim indicator Electrical trim posiQon Engine Instruments Type Fuel QuanQty Analog Gauge (2x) Analog, with fuel reserve light Fuel Pressure Analog Gauge DOVA Fuel Pressure indicator CHT Analog Gauge Cylinder head temperature RPM Analog Gauge RPM Counter (Rotax) Hour meter Hobbs counter (Quartz) Others Type AMP Meter Bayery voltage indicator USB PD Socket 4x USB A Power Delivery DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 14 1.6.1 Instrument Panel ConfiguraQons may vary. The aircra: owner is responsible for ensuring the content of the POH is aligned to the current configuraQon of the aircra:. Item Descrip2on Item Descrip2on 01 RAM Mount 14 Flaps actuator 02 RPM Gauge 15 Fuse panel 03 Horizontal Compass 16 Choke control 04 Airspeed indicator 17 Hot cabin control 05 AVMAP Ultra EFIS 18 CHT Gauge 06 Slip indicator 19 Oil Temperature 07 VSI 20 Le: fuel quanQty 08 AlQtude (hPa) 21 Oil Pressure 09 Trig Radio 22 Right fuel quanQty DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 15 10 Trig Transponder 23 Hobbs meter 11 Throyle 24 Fuel pressure 12 Elevator Trim Indicator 25 Audio jack plugs 13 Fuel valve selector 1.6.2 Fuse Box In case of electrical malfunction of on-board instrumentation, remove the relevant fuse by turning it counter-clockwise. This will disable the current flow from/to the selected system. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 16 2. Limits Aircraft DV-1 Skylark passed Ul-2 requirements for construction, material, and performance. 2.0 Airspeed Calibra2on 2.1 Airspeed Limita2ons Described speeds are for MTOW and Sea Level conditions. All speeds are Indicated Airspeeds (IAS). Calibrated Airspeeds can be found from the above calibration. V-Speed Symbol Speed Value Descrip2on Vs0 59 Km/h Stall speed or minimum steady flight speed in the landing configuraQon (full flaps). Vs1 64 Km/h Stall speed or minimum steady flight speed in the clean configuraQon (flaps neutral). DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 17 Vr 60 Km/h RotaQon speed. The speed at which the nose wheel is li:ed from the runway during takeoff. Vy 110 Km/h Best Rate speed. In a climb it provides the maximum gain in alQtude per unit of !me traveled. Vra 180 Km/h Maximum allowed speed in strong turbulence. V best glide 95 Km/h In a glide it provides the maximum distance traveled forward with the minimum alQtude lost. Vfe 120 Km/h Full Flaps Extended speed. Maximum speed at which flaps may be fully extended. Va 158 Km/h Design Maneuvering speed. Maximum speed at which full, abrupt deflecQon of the controls can be made without causing structural damage. Reduce speed to this value when in rough air. Vh 225 Km/h Maximum level flight indicated speed, the maximum using conQnuous engine power. Vne 254 Km/h Never Exceed speed. Do not exceed this speed under any circumstances. Max x- wind 5 m/s (10kt) Maximum permiyed crosswind component for take-offs and landings. 2.2 Colored markings on the Airspeed indicator White arc 72 – 130 km/h Flaps range Green arc 80 – 210 km/h Normal speed Yellow arc 210 – 280 km/h Smooth air and -10 degrees flap First red 72 km/h Minimal maneuvering speed Second red 280 km/h Maximum Speed DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 18 2.3 Engine Opera2ng Limita2ons The recommendations in the Rotax engine manual are to be followed. Oil pressure max. 7 bar min. 0,8 bar normal 2-5bar Oil temperature min. 50°C, max. 130° normal 90-110°C CHT max. 135°C Exhaust Gas Temperature max. 880°C –start max. 850°C – flight normal 800°C Fuel Pressure max. 0,4 bar normal 0,15-0,4 bar RPM RPM idling 1650 rpm Maximum Continuous: 5500 rpm Maximum for 5 minutes: 5800 rpm Note: take-off is prohibited if values indicated on the engine instruments are not within the allowed range or the engine is not working properly. 2.4 Wind limita2ons Maximum headwind 12 m/s 24 kts Maximum tailwind 12 m/s 24 kts Maximum crosswind 5 m/s 10 kts DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 19 2.5 Fuel volume Maximum volume in one tank 45 liters Total volume (both tanks) 90 liters Minimum takeoff volume in one tank 10 liters 2.6 Weights Empty weight 315 Kg MTOW 600 Kg Baggage 20 Kg Min. pilot weight 60 Kg Max. pilot weight 120 Kg COG position Front 21% SAT COG position Rear 36% SAT Weighing Procedure: Aircra: is placed on three scales in a horizontal posiQon (upper edge of front fuselage to be level). Note the values and the dimensions X and Y. Count as follows. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 20 Center of gravity posi2on: T = ( X * ( M2+M3)/(M1+M2+M3) – Y – 119 ) / 11,9 (% mac) Examples of C.G. position for Aircraft with BRS 1. Empty Fuel (liters) 0 Lea Pilot (kg) 0 Right Pilot (kg) 0 C.G. posi2on (%mac) 13.5% Weight (kg) 315 2. With pilot 86 kg Fuel (liters) 0 Lea Pilot (kg) 86 Right Pilot (kg) 0 DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 21 C.G. posi2on (%mac) 25% Weight (kg) 401 3. With pilot 60 kg Fuel (liters) 0 Lea Pilot (kg) 60 Right Pilot (kg) 0 C.G. posi2on (%mac) 22% Weight (kg) 375 4. With 2 pilots 86+47 kg + 20 kg baggage Fuel (liters) 0 Lea Pilot (kg) 86 Right Pilot (kg) 47 Baggage (kg) 20 C.G. posi2on (%mac) 35% Weight (kg) 468 5. With two pilots of 86 kg Fuel (liters) 0 Lea Pilot (kg) 86 Right Pilot (kg) 86 Baggage (kg) 0 C.G. posi2on (%mac) 32% Weight (kg) 487 DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 22 2.7 Allowed turns The aircra: has been cerQfied for rolls up to 60° and pitch variaQon of up to 30° starQng from levelled flight. AcrobaQc turns and intended spins are prohibited. Turn Max speed IAS (km/h) Steep turn 60 degrees 160 Slip 100 Acrobatic turns and intended spins are prohibited! 2.8 Loads Maximum Positive G load +4 Maximum Negative G load -2 Maximum G Load with flaps extended +2 DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 23 2.8.1 Flight Envelope The table below represents the full flight envelope at a max gross weight of 600 kg. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 24 2.9 Other Limitations VFR day only, and outside of freezing condition! 2.9.1 Temperature limita2on Max. OAT on ground for normal operations 40 degrees C Min. OAT on ground for normal operations -5 degrees C 2.9.2 Others • Do not push or pull on any laminated surfaces, control surfaces or the end of the propeller blades. • When leaving the aircraft, always ensure the aircraft is secured by chocks or anchored to the ground via ropes. • Always lock the canopy and fuel tank caps when leaving the aircraft for an extended period. • Smoking in the aircraft or in its proximity is strictly prohibited. Section 3.0 will now follow, with the aircraft Emergency Procedures DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 25 EMERGENCY PROCEDURES ENGINE FAILURE DURING TAKE-OFF RUN 1. Power lever …….………………………………………………………………IDLE 2. Brake ……………………………………………………………….AS REQUIRED 3. Ignition (MAGS) ……………………………………………………………….OFF 4. Fuel valve ………………………………………………………………….CLOSED 5. Master switch ……………………………………………………………......OFF ENGINE FAILURE AFTER TAKE-OFF 1. IAS …………………………………………………………………………..95 KM/H 2. Landing area …………………………….IN THE DIRECTION OF FLIGHT 3. Ignition (MAGS) ……………………………………………………………….OFF 4. Fuel valve …………………………….……………………………………CLOSED 5. Master switch ………………………….………………………………………OFF 6. Safety belts ………………………………………FASTEN and TIGHTENED 7. Flaps …………………………………………………………………AS REQUIRED ENGINE FAILURE DURING FLIGHT (NO RESTART) 1. IAS …………………………………………………………………………..95 KM/H 2. Landing area ……………………………………………………………….SELECT 3. Ignition (MAGS) ……………………………………………………………….OFF 4. Fuel valve ………………………………………………………………….CLOSED 5. Master switch ………………………………………………………………….OFF 6. Safety belts ………………………………………FASTEN and TIGHTENED 7. Flaps ………………………………………………………………..AS REQUIRED DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 26 EMERGENCY PROCEDURES ENGINE FAILURE DURING FLIGHT (RESTART) 1. IAS …………………………………………………………………………..95 KM/H 2. Landing area ……………………………………………………………….SELECT 3. Ignition (MAGS) ………………………………………………………………..ON 4. Fuel valve …………………………………………………………FULLER TANK 5. Fuel pump ………………………………………………………………………..ON 6. Master switch …………………………………………………………………..ON 7. Power lever ………………………………………………………………….OPEN 8. Starter …………………………………………………………………………..PUSH 9. RPM …………………………………………………………………………….CHECK 10. Oil pressure …………………………………………………………………CHECK 11. Oil temperature …………………………………………………………..CHECK WARNING: UPON SUCCESSFUL RESTART, LAND AT THE NEAREST AIRPORT OR PERFORM A SAFETY LANDING IN THE NEAREST SUITABLE AREA ABORTED LANDING 1. Power lever ……………………………………………………….FULL POWER 2. Trim ………………………………………………………………….AS REQUIRED 3. IAS ……………………………………………………………………………80KM/H 4. Flaps ………………………………………………………………………………..+10 DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 27 EMERGENCY PROCEDURES FIRE ON THE GROUND (ENGINE OFF) 1. Fuel valve ………………………………………………………………….CLOSED 2. Heating ……………………………………………………………………………OFF 3. EVACUATE & ESTINGUISH FIRE FIRE ON THE GROUND (ENGINE RUNNING) 1. Fuel valve ………………………………………………………………….CLOSED 2. Brakes ………………………………………………………………………………SET 3. Power lever ……………………………………………………….FULL POWER 4. Heating ……………………………………………………………………………OFF 5. Master switch ………………………………………………………………….OFF 6. Ignition (MAGS) ……………………………………………………………….OFF 7. EVACUATE & ESTINGUISH FIRE FIRE DURING FLIGHT 1. Fuel valve ………………………………………………………………….CLOSED 2. Power level ……………………………………………………….FULL POWER 3. Heating ……………………………………………………………………………OFF 4. Master switch ………………………………………………………………….OFF 5. Ignition (MAGS) ……………………………………………………………….OFF 6. IAS …………………………………………………………………………..95 KM/H 7. PERFORM EMERGENCY LANDING DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 28 EMERGENCY PROCEDURES CARBURETOR ICING Carburetor icing shows itself with a decrease in power and rising engine temperatures, leading to possible engine failure. If possible, immediately descend to warmer temperatures. 1. IAS …………………………………………………………………………120 KM/H 2. Power lever …………………………………………………………………….IDLE 3. Altitude …………………………………………………………………..DESCEND 4. Power lever ………………………………………..GRADUALLY INCREASE CAUTION: IF THE ENGINE DOES NOT RECOVER TO FULL PERFORMANCE, LAND AT THE NEAREST AIRPORT OR PERFORM A PRECAUTIONARY LANDING AS SOON AS PRACTICAL ENGINE OR PROPELLER VIBRATIONS 5. Power lever ……………………..SET VALUE WITH MIN VIBRATIONS 6. Vibration decreasing …………………………………………………..CHECK CAUTION: IF VIBRATIONS DO NOT DECREASE, PERFORM ENGINE SHUTDOWN AND EMERGENCY LANDING. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 29 Section 4.0 will now follow, with the aircraft Standard Procedures CABIN PREPARATION 1. ACFT cover ………………………………………………………………REMOVE 2. Propeller cover ………………………………………………………..REMOVE 3. Chocks………………………………………………………………………REMOVE 4. Master and Instruments ……………….………………………………….ON 5. FUEL level…………………………………………………………………….CHECK 6. FUEL valve………………………………………………………………………..OFF 7. Battery voltage………………………………………………………………..12V 8. All Lights……………………………………………………………….ON, CHECK 9. Trim…………………………………………………………………………NEUTRAL 10. Master and instruments……………………………………………………OFF 11. Seats position………………………………………………………………CHECK 12. ACFT Documents………………………………………………………….CHECK 13. Loose objects……………………………………………………………..SECURE Always ensure to REMOVE THE KEYS from the outside canopy locking mechanism! DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 30 Make your way around the aircraft, checking surfaces and systems as indicated in the diagram below. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 31 AIRCRAFT WALK-AROUND 1. RAM-AIR intake………………………………………………………………FREE 2. OIL Level………………………………………………………………………CHECK 3. PROPELLER ……………………………………………..SPIN (for OIL check) 4. OIL Level…………………………………….CHECK (after propeller spin) 5. Pitot cover ……………………………………………………………….REMOVE 6. L Aileron movement……………………………………………………….FREE 7. L Flap …………………………………………………………………………..CHECK 8. L tire pressure ……………………………………………………………..CHECK 9. XPDR Antenna …………………………………………………………….CHECK 10. Vertical stabilizer …………………………………………………………CHECK 11. Horizontal stabilizer……………………………………………………..CHECK 12. Trim Tab………………………………………………………………….NEUTRAL 13. Rudder controls……………………………………………………………CHECK 14. Radio Antenna …………………………………………………………….CHECK 15. R tire pressure …………………………………………………………….CHECK 16. R Flap…………………………………………………………………………..CHECK 17. R Aileron movement……………………………………………………….FREE 18. R Wing leading edge…………………………………………………….CHECK FUEL CHECK 1. Fuel quantity R/L TANK………………………………………………..CHECK 2. Fuel sample R/L TANK ….……………………………………………..CHECK 3. Fuel cap R/L TANK …………………………………………………….LOCKED ALSO CHECK THE INDICATED FUEL LEVEL IN THE COCKPIT MATCHES THE ACTUAL FUEL QUANTITY IN BOTH TANKS. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 32 BEFORE ENGINE START 1. Preflight ……………………………………………………………..COMPLETED 2. Passenger brief …………………………………………………..COMPLETED 3. HOBBS Meter .………………………………………………………NOTE TIME 4. Seat position ..………………………………………………SET and LOCKED 5. Canopy ..………………………………………………..CLOSED and LOCKED 6. Safety belts .…………………………………………FASTEN and TIGHTEN 7. Controls …………………………………………………….FREE MOVEMENT 8. Flaps ………………………………………………………….………………..CHECK 9. Brakes pressure …………………………………………………………..CHECK 10. Master switch ………………………………………………….……………….ON 11. Instruments .……………………………………………………………….CHECK 12. Trim .……………………………………………………………………….NEUTRAL 13. Fuel valve .…………………………………………………………………….OPEN ENGINE START 1. Fuel gauges …………………………………………………………………CHECK 2. Avionics master ….…………………………………………………………..OFF 3. Fuel valve …………………………………………………………FULLER TANK 4. Power Lever ……………………………………………………………………IDLE 5. Power Lever (warm engine) …………………………………..1/3 OPEN 6. Choke ……………………………………ACCORDING TO TEMPERATURE 7. Propeller surroundings …………………………………………………CLEAR 8. Ignition (MAGS) ……………………………………………………ON (BOTH) 9. Electric fuel pump …………….………………………………………………ON 10. Starter .………………………………………………………………………….PUSH 11. RPM .………………………………………………………………………………2500 12. Oil pressure …………………………………………………………………CHECK DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 33 13. Oil temperature …………………………………………………………..CHECK 14. Avionics master…………………………………………………………………ON 15. Radio ………………………………………………………………………………..ON 16. XPDR ……………………………………………………………………………..STBY 17. Strobe lights ……………………………………………………………………..ON WARNING: KEEP THE ELECTRIC FUEL PUMP ON DURING ALL PHASES OF FLIGHT ENGINE WARM-UP 1. Brakes ………………………………………………………………………………ON 2. Controls ………………………………………………………………….NEUTRAL 3. RPM …………………………………………………….2000, FOR 2 MINUTES 4. RPM ……………………………………………………………………………….3000 5. Oil temperature ………………………………………………………MIN 50°C 6. RPM ……………………………………………………………MAX, FOR 5 SECs 7. RPM ……………………………………………………………………………….IDLE CYCLE THE TWO STEPS ABOVE UP TO THREE TIMES, UNTIL OIL TEMPERATURE INDICATES 50°C ENGINE CHECK 1. Brakes……………………………………………………………………………….ON 2. RPM ……………………………………………………………………………….3850 3. Ignition (MAGS) …………………………………………………CHECK BOTH 4. RPM…………………………………………………………………………………IDLE CAUTION: MAX RPM DROP WITH EACH CIRCUIT IS 300 RPM. MAX DIFFERENCE BETWEEN CIRCUITS IS 115 RPM DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 34 CAUTION: DO NOT CARRY OUT ENGINE WARM-UP CHECKLIST ON DIRT OR LOOSE TERRAIN. CARRY OUT ENGINE WARM-UP INTO THE WIND, WHENEVER POSSIBLE. TAXI 1. Altimeters.………………………………………………………………………..SET 2. Controls ……………………………………………………FREE and CORRECT 3. Compass …………….……………………………………………………….CHECK 4. EFIS HDG………………………………………………………………………CHECK 5. Flaps ……………………………………………………………………….NEUTRAL 6. Brakes …………………………………………………………………………CHECK WARNING: MAXIMUM TAXI SPEED 15 KM/H BEFORE TAKE-OFF 1. Brakes ………………………………………………………………………………SET 2. Controls ……………………………………………………FREE and CORRECT 3. RPM ……………………………………………………………………………….IDLE 4. Trim ………………………………………………………………………..NEUTRAL 5. Flaps ………………………………………………………………………………..+10 6. Fuel valve ………………………………………………………….CHECK BOTH 7. Fuel valve………………………………………………………….FULLER TANK 8. Fuel pump ………………………………………………………………………..ON 9. Ignition (MAGS) ……………………………………………………ON (BOTH) 10. Master switch …………………………………………………………………..ON 11. Fuel pressure……………………………………………………………….CHECK 12. Oil temperature……………………………………………………….MIN 50°C 13. Oil pressure………………………………………………………………….CHECK DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 35 14. Landing lights ……………………………………………………………………ON 15. Strobe lights ……………………………………………………………………..ON 16. Safety belts ………………………………………….LOCK and TIGHTENED 17. Canopy ………………………………………………….CLOSED and LOCKED 18. Take-off brief ………………………………………………………..COMPLETE TAKE-OFF NOTE TIME ZULU ENTERING THE RWY 1. XPDR .………………………………………………………………………………ALT 2. RWY …………………………………………………………………………….CHECK 3. Power lever ……………………………………………………………………FULL 4. Airspeed …………………………………………………………….INCREASING 5. Engine instruments ……………………………………………………..CHECK 6. Flaps (50m AGL) ………………………………………………………RETRACT 7. Trim …………………………………………………………………………………SET WARNING: MONITOR ENGINE AND OIL TEMPERATURES DURING CLIMB. CRUISE FLIGHT 1. Power lever ………………………………………………….5000RPM (75%) 2. Altimeters ……………………………………………………………………CHECK 3. Engine instruments ……………………………………………………..CHECK 4. Flaps …………………………………………………………………………………-10 5. Trim …………………………………………………………………………….CHECK 6. Fuel quantity ……………………………………………………………….CHECK 7. Landing lights ………………………………………………………………….OFF 8. Fuel valve …………………………………..SWITCH EVERY 30 MINUTES DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 36 APPROACH 1. Altimeters……………………………………………………………………CHECK 2. Fuel quantity ……………………………………………………………….CHECK 3. Fuel valve …………………………………………………………FULLER TANK 4. Engine instruments ……………………………………………………..CHECK 5. Safety belts ………………………………………FASTEN and TIGHTENED 6. Power lever ………………………………………………….3500RPM (52%) 7. IAS …………………………………………………………………………120 KM/H 8. Flaps ………………………………………………………………………………..+10 9. Trim …………………………………………………………………………….CHECK 10. Landing lights ……………………………………………………………………ON LANDING 1. Power lever ………………………………………………………AS REQUIRED 2. IAS …………………………………………………………………………110 KM/H 3. Flaps ………………………………………………………………………………..+40 4. Trim …………………………………………………………………………….CHECK SHUTDOWN NOTE TIME ZULU EXITING THE RWY 1. Power lever …………………………………………………………………….IDLE 2. Trim ………………………………………………………………………..NEUTRAL 3. Flaps ……………………………………………………………………….NEUTRAL 4. Radio ……………………………………………………………………………….OFF 5. XPDR ……………………………………………………………………………….OFF 6. Avionics master ……………………………………………………………….OFF 7. Landing lights ………………………………………………………………….OFF DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 37 8. Strobe lights …………………………………………………………………….OFF 9. Fuel pump ……………………………………………………………………….OFF 10. Ignition (MAGS) ….……………………………………………………………OFF 11. Master switch ………………………………………………………………….OFF 12. Fuel valve ………………………………………………………………………..OFF 13. HOBBS Meter ……………………………………………………….NOTE TIME 14. Cabin …………………………………………………………………………….LOCK 15. Chocks …………………………………………………………………….SECURED DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 38 PUBLISHED V-SPEEDS V- Speed Symbol Speed Value Descrip2on Vs0 59 Km/h Stall speed in the landing configuraQon (full flaps). Vs1 64 Km/h Stall speed in the clean configuraQon (flaps neutral). Vr 60 Km/h RotaQon speed. The speed at which the nose wheel is li:ed from the runway during takeoff. Vy 110 Km/h Best Rate speed. In a climb it provides the maximum gain in alQtude per unit of !me traveled. Vra 180 Km/h Maximum allowed speed in strong turbulence. V best glide 95 Km/h In a glide it provides the maximum distance traveled forward with the minimum alQtude lost. Vfe 120 Km/h Full Flaps Extended speed. Maximum speed at which flaps may be fully extended. Va 158 Km/h Design Maneuvering speed. Maximum speed at which full, abrupt deflecQon of the controls can be made without causing structural damage. Vh 225 Km/h Maximum level flight indicated speed, the maximum using conQnuous engine power. Vne 254 Km/h Do not exceed this speed under any circumstances. Max x-wind 5 m/s Maximum crosswind component for take-offs and landings. DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 39 5.0. Performance Valued only for R912 ULS with ground adjustable propeller. Note: Measured 0m MSA atmosphere. TAS = IAS ± 8 km/h 5.1. Cruise speed and higher: use negative -10° deflection of the flaps Mass m=370 kg m=600 kg Cruise speed 75 % power 210 km/h 200 km/h 5.2. Stall speeds Mass m=370 kg m=600 kg Without flaps VS1 75 km/h 80 km/h Landing configuration VS0 65 km/h 73 km/h 5.3. Take-Off and landing distance The following values have been measured on soft surface and while applying a gentle braking action. Take-Off Mass m=370 kg m=600 kg Distance to 15m of altitude 150 m 350 m Ground distance 75 m 150 m Landing Mass m=370 kg m=600 kg DOVA Aircra:® DV-1 Skylark - Pilot OperaQng Handbook 40 Landing distance from 15m of altitude 200 m 350 m Ground distance 95 m 170 m 5.4. Climb Climbing speed with full power of ROTAX 912 ULS Mass M=370 kg m=600 kg Rate of climb (m/s) 7 5 IAS 100 100 5.5. Glide performances Idle power Mass m=370 kg m=600 kg Optimum glide speed [km/h] 100 - 110 110 - 130 Rate of decent [m/s] 1,8 3,2 Engine off, flaps in take-off position Mass m=370 kg m=600 kg Optimum glide speed [km/h] 100 - 110 120- 130 Rate of decent [m/s] 2 3,4 5.6. Range 75% power 900 KM Endurance (@75% power) 4 h +30 min