FK-Lightplanes FK 12 S2 Comet Manual Download Page 23 | Manualshive

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Airplane Manual FK 12 S2

FK Lightplanes

Revision 1

Normal Procedures

page 4-1

4.

Normal Procedures

4.1.

General

This chapter deals with the normal procedures recommended for the safe
operation of the FK 12.

4.2.

Regular Inspection

If there is damage it is recommended to consult a certified maintenance
facility or contact the manufacturer. This applies especially to the composite
and aluminum structures.

4.3.

Preflight Inspection

During preflight inspection, the aircraft has to be inspected for its general
condition. Snow, ice, frost and dirt have to be removed completely from the
aircraft as they impair aerodynamics and also increase weight.

Items marked by * must be performed prior first flight of the day only.

Preparation

* Aircraft condition

airworthy, papers available

Weather

sufficient

Baggage

weighted and safely stowed

Weight and balance

checked

Navigation and charts

prepared and available

Performance and endurance

calculated and safe

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Summary of Contents for FK 12 S2 Comet

Page 1: ...61158 4 This manual must be carried in the aircraft at all times Serial Nr _____ This is the Pilot s operating manual and approved flight manual Manual Nr 12 S2 ____ __E Manufacturer FK Lightplanes K...

Page 2: ...btained from our website Check our website regularly as automatic update by mail is not assured FK Lightplanes REVISIONS The following table contains a list of valid pages This table will be updated w...

Page 3: ...5 FE 1 2 13 2 1 1 1 12 16 2 2 1 1 12 16 2 3 1 1 12 16 2 4 1 1 12 16 2 5 FE 1 2 13 2 6 1 1 12 16 3 1 1 1 12 16 3 2 1 1 12 16 3 3 1 1 12 16 4 1 1 1 12 16 4 2 1 1 12 16 4 3 FE 1 2 13 4 4 FE 1 2 13 4 5 1...

Page 4: ...ations and Terminology 1 4 2 LIMITATIONS 2 1 2 1 General 2 1 2 2 Airspeed Limitations 2 1 2 3 Airspeed Indicator Markings 2 1 2 4 Power Plant Limitations 2 2 2 5 Propeller 2 3 2 6 Weights 2 3 2 7 C G...

Page 5: ...1 3 4 Generator Fault 3 1 3 5 Glide 3 1 3 6 Emergency Landing 3 2 3 7 Strong Vibrations 3 2 3 8 Steering Problems 3 2 3 9 Engine Carburetor Fire 3 3 3 10 Fire and Smoke Elecric 3 3 3 11 Stall recover...

Page 6: ...4 8 4 13 After Landing Parking 4 8 5 PERFORMANCE 5 1 5 1 General 5 1 5 2 Takeoff Distance 5 1 5 3 Cruise Performance 5 2 6 WEIGHT AND BALANCE 6 1 6 1 General 6 1 6 2 Basic Empty Weight 6 1 6 3 Determi...

Page 7: ...LING SERVICING AND MAINTENANCE 8 1 8 1 General 8 1 8 2 Ground Handling 8 1 8 3 Cleaning 8 1 8 4 General Advice 8 1 8 5 Regular Maintenance and Lubrication Schedule 8 2 8 6 Time between Overhaul TBO 8...

Page 8: ...FE Section 0 page 0 7 8 14 Weighing 8 5 8 15 Mounting Maintenance of the Rescue System 8 5 8 16 Assembly of the Aircraft 8 6 9 SUPPLEMENTS 9 1 9 1 General 9 1 9 2 Engine Manual 9 1 9 3 Rescue System...

Page 9: ...e of this airplane All limits procedures safety practices servicing and maintenance requirements contained in this manual are considered mandatory for the continued airworthiness of the airplane All v...

Page 10: ...Airplane Manual FK 12 S2 FK Lightplanes Revision FE General page 1 2 1 1 Airplane Three Side View...

Page 11: ...Airplane Manual FK 12 S2 FK Lightplanes Revision FE General page 1 3...

Page 12: ...he airplane VNE Never exceed speed is the speed limit that must not be exceeded at any time VNO Maximum structural cruising speed is the speed that should not be exceeded except in smooth air and only...

Page 13: ...ts distance from the reference datum is found by dividing the total moment by the total weight of the airplane C G arm The arm obtained by adding the airplane s individual moments and dividing the sum...

Page 14: ...km h VY 54 kt 100 km h 65 kt 120 km h CWC 10 kt 18 km h VFE 65 kt 120 km h VFE 1 76 kt 140 km h VS 42 kt 79 km h VS0 35 kt 65 km h 37 kt 68 km h 2 3 Airspeed Indicator Markings The airspeed indicator...

Page 15: ...max 130 C 266 F Oil pressure 0 8 bar 12 psi to 5 bar 73 psi cold engine start up to 7 bar 102 psi Fuel pressure 0 15 bar 2 2 psi to 0 4 bar 5 8 psi CHT max 120 C 248 F when using water glycol mixture...

Page 16: ...2 6 Weights Values given here are structural limits Country regulations might be more limiting normal acro Maximum weight per seat 220 lbs 100kg observe limitations on weight balance form Baggage forw...

Page 17: ...aircraft on the same day can differ significantly because of differences in mass distribution or dirt on surfaces This can cause a non recoverable spin condition In practice this means that flying in...

Page 18: ...engine limitations synthetic oils preferred do not use aircraft oil Oil capacity Compare engine limitations Coolant Compare engine limitations 2 12 Passenger Seating The aircraft has 2 seats It can b...

Page 19: ...l open Fuel selector closed position close Canopy handles open close Flaps flaps Choke CHOKE Carburetor heat CARB option Cabin heat HEAT option Trim handle Cockpit side wall Trim nose up nose down Ind...

Page 20: ...e Glide speed 57 kt 105 km h flaps pos 1 Emergency field select Electrical fuel pump ON Fuel selector check ON Fuel remaining check Engine start No restart possible Emergency landing perform 3 3 Fuel...

Page 21: ...h The glide can be controlled by changing airspeed flap setting or slip Airspeed indication remains valid during slip Touchdown should be achieved at minimum speed 3 7 Strong Vibrations Caused by eng...

Page 22: ...rcraft recover Normally the FK 12 does not enter a spin out of a slowly initiated stall Spin recovery if a spin is entered inadvertently Power idle Stick neutral full rudder opposite to direction of s...

Page 23: ...omposite and aluminum structures 4 3 Preflight Inspection During preflight inspection the aircraft has to be inspected for its general condition Snow ice frost and dirt have to be removed completely f...

Page 24: ...ck Engine check also perform the checks required as mentioned in the engine manual Cowling remove Exhaust check for cracks check springs Carburetor accessories check Coolant check add if required Oil...

Page 25: ...ailerons clean no damage freedom of movement connections OK secured 3 landing gear tires axle strut OK tire pressure 29 psi 2bar check main attachment screws 4 wing bolts fuel cap secured closed clos...

Page 26: ...er check Instruments check Rescue system check safety pin removed Battery switch ON Ignition ON Electrical fuel pump ON Choke pull cold engine only Brakes ON Throttle idle hot engine throttle Prop are...

Page 27: ...struments check min 4500 RPM Brakes release Elevator neutral at 51 kt 95 km h lift off Climb 1042lbs 472 5 kg 54 kt 100 km h with flaps in Pos 1 65 kt 120 km h with flaps in Pos 0 Climb 1147lbs 520 kg...

Page 28: ...quired Trim set Fuel monitor For values of fuel flow and range check chapter 5 During flights in sunny weather conditions it is recommended to assure proper protection against heatstroke 4 10 Descent...

Page 29: ...al reduce speed to 59 kt 110 km h flaps set Pos 2 Speed 51 kt 95 km h rain 3 kt 5 km h Short prior touchdown not to early start to flare to achieve touchdown at minimum speed all 3 wheels together Thr...

Page 30: ...ottle advance slowly to full power at 51 kt 95 km h rotate Speed 57 kt 105 km h Clear of obstacles at safe altitude Flaps up Electrical fuel pump OFF Speed 65 kt 120 Km h or higher 4 13 After Landing...

Page 31: ...Distance Conditions Mean sea level MSL dry grass surface takeoff weight 1147 lbs 520kg flaps Pos 1 Propeller Engine Takeoff run to 50ft Height Warp DUC ROTAX 912 ULS 590ft 180m 1014ft 309m MT 183 R 14...

Page 32: ...n and range For flight planning purpose add a safety margin of at least 10 2 0 2 5 3 0 3 5 4 0 4 5 5 0 20 22 24 70 76 81 86 consumption USGl h range NM USGl speed IAS kt range NM USG consumption USG h...

Page 33: ...rward C G may cause problems during rotation takeoff and landing An aft C G may cause instability inadvertent stall or even spin The pilot in command must assure prior to each takeoff that the aircraf...

Page 34: ...acc empty weight form L 2 tailwheel L 3 leading edge lower wing fuselage L 4 leading edge upper wing wingtip L 5 aft seat 57 87 inch 1 47 m L 6 front seat 23 62 inch 0 60 m L 7 fuel tank forward bagga...

Page 35: ...about 9 units to the right the next lower row takes care of the weight of the passenger for 50 kg about 5 units to the right The weight of the forward baggage need not to be applied here it must only...

Page 36: ...Airplane Manual FK 12 S2 FK Lightplanes Revision FE Weight Balance page 6 4 Insert Loadsheet FK12 S2 DIN A4 here...

Page 37: ...flaperons which can be set to three positions The tailwheel is connected to the rudder The aircraft is equipped with dual controls however the pilot in command has to occupy the rear seat 7 2 Instrum...

Page 38: ...ue system The FK 12 is equipped with a rescue system mounted into the fuselage ahead of the firewall Only container systems are allowed The installation can be seen from the picture The middle of the...

Page 39: ...n the middle in front of the aft instrument panel To open this large canopy it must be unlocked here first and slided full backwards Now the left lock has to be opened and the canopy can be opened to...

Page 40: ...when the aircraft is parked The same applies to the openings on top of the engine cowling 7 10 Brakes Standard brakes are controlled by brake levers at the rudder pedals As an option there is a hydra...

Page 41: ...oad of 12 A Connecting a lot of high drain components landing lights etc may result in a higher load This can lead to overheating and or an electrical smoke fire condition and must be avoided under al...

Page 42: ...the manufacturer 8 3 Cleaning A clean surface is very important for aircraft performance Therefore the whole aircraft and especially the leading edges of the wings and propeller blades should be kept...

Page 43: ...5 years Engine maintenance is not part of this manual it must be performed additionally according to the respective engine manual 8 6 Time between Overhaul TBO For the main structure none recommendati...

Page 44: ...Airplane Manual FK 12 S2 FK Lightplanes Revision FE Handling Serv Maint page 8 3 insert maintenance schedule FK Airframe DIN A4 here...

Page 45: ...main gear beam where connected to the fuselage 3 tail wheel where connected to the fuselage For towing forward only connect the rope to the main gear To stow the dismantled wings use storage tools wit...

Page 46: ...fied repair center before commencing the work Materials available for fuselage repair 1 Glass fibre layer K per 160g sqm 2 Epoxy resin 3 Covering Ceconite 102 adhesives i e Polytak common dope 4 2 com...

Page 47: ...old up and close the fuselage covers Fold down the optional cover at the middle section of the upper wing s trailing edge Check the flight controls and the flaps To disassemble the aircraft follow abo...

Page 48: ...ft Specifications of this manual are part of the airplane manual and must be observed 9 3 Rescue System A separate manual for the rescue system is supplied with every aircraft Specifications of this m...

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