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Powered Sailplane

ALATUS – M

OWNER’S MANUAL

February 2008

AEROLA Ltd.,    19 Tupoleva str.,   Kiev 04128     Ukraine          tel. (+380) 44 443-78-85;
fax. (+380) 44 449-94-68;                   [email protected]                            www.aerola.com.ua

Summary of Contents for Alatus-M

Page 1: ...Powered Sailplane ALATUS M OWNER S MANUAL February 2008 AEROLA Ltd 19 Tupoleva str Kiev 04128 Ukraine tel 380 44 443 78 85 fax 380 44 449 94 68 info alatus biz www aerola com ua ...

Page 2: ...sesses higher flight performances fine controllability good behavior in spin or stall conditions Glider is comfortable ergonomic and safe for pilot over a flying condition An obtainable price and low operating expenses also are a great value for customers ALATUS M is called to occupy the extensive niche existing between foot launch machines and gliders For successful operation with ALATUS M it sho...

Page 3: ...ALATUS M Owner s Manual 2 RECORD OF REVISIONS Rev No Affected Section Affected Page Date of Revision ...

Page 4: ...4 2 SPECIFICATIONS 6 3 LIMITATIONS 7 4 SUMMARY DESCRIPTION OF DESIGN AND SYSTEMS 9 5 ALATUS M SETUP PROCEDURE 12 6 POWER PLANT OPERATION 30 7 PECULIARITIES OF TAXYING TAKE OFF AND LANDING 33 8 LOW SPEED FLIGHT 34 APPENDIX No 1 ELECTRIC DIAGRAM 35 ...

Page 5: ...ear and thrust weight ratio allow to take off landing from an airfield with concrete ground or grass covering at minimum sub soil strength of 0 3 MPa 3 kg cm2 The sailplane power unit is equipped by engine of CORS AIR M25Y BLAK DEVIL Sailplane general overview with engine of CORS AIR M25Y BLAK DEVIL is shown in Fig 1 below 1 2 WARNING CAUTIONS AND NOTES The following definitions apply to warning c...

Page 6: ...ALATUS M Owner s Manual 5 Fig 1 Glider overview ...

Page 7: ...ng loading 13 6 17 8 kg m2 2 3 FLIGHT PERFOMENCES M0 180kg M0 235kg Maximum L D ratio 27 27 Maximum L D ratio speed 60 km h 67 km h Minimum rate of descent 0 6 m s 0 65 m s Minimum rate of descent with extension power plant 1 6 m s 1 6 m s Economic speed 50 km h 56 km h Rate of descent at full extended flaps at cruising speed 2 3 m s 2 5 m s Stall speed 42 km h 48 km h Take off distance ground air...

Page 8: ...NS 3 1 POWERED SAILPLANE LIMITATIONS Maximum take off landing weight 235 kg Maximum forward CG position 20 MAC Maximum rearward CG position 32 MAC Maximum maneuvering load factors flying weight 235 kg 4 2 Maximum indicated flying speed Maximum flying speed 130 km h rough air speed 96 km h at full extended flaps 96 km h Maximum aerotow speed 96 km h Maximum wind speed at level ground headwind 10 m ...

Page 9: ...on temperature 40 10 С WARNING CORS AIR M25Y HAS NOTHING AIRWORTHNESS CERTIFICATE AND HAS NOT BEEN TESTED ON MEETING WITH AIRWORTHNESS REQUIREMENTS PILOT MUST KNOW THAT ENGINE CAN FAIL IN FLIGHT THEREFORE FLYING THIS ENGINE IS DONE ENTIRELY UNDER PILOT S OWN RESPONSIBILITY AND RISK WARNING THERE ARE NO ANY MECHANICAL IMPURITIES IN FUIL WARNING FOR ENGINE GREASING PURPOSE APPLIES ONLY SYNTETIC BASE...

Page 10: ...t valve carburetor mixture formation with the unduplicated electronic ignition system which is equipped by resonance exhaust system An engine control is occurred by 1 the throttle lever with pilot s left hand it position PULL TO STOP is idle and it position PUSH TO STOP is take off Moving the throttle lever changes of a butterfly position by means of the cable 2 the switches on the control panel T...

Page 11: ...on the wing tips and one roller on the rear of the tail beam 4 4 BRAKE SYSTEM The wheel brake with cable system is power brake There is a brake handle on the sailplane joy stick 4 5 VENTILATION SYSTEM The ventilation system prevents the misting of the canopy Airblow is regulated by the handle located under the instrument panel 4 6 SEAT AND SAFATY HARNESS SYSTEM The harness system consists of stand...

Page 12: ...the instrument panel are installed air speed indicator altimeter variometer magnetic direction indicator option mirror for control of retraction extension position Flight and navigation instruments can be changed by customer The engine functioning is checked out with an electronic controller with tachometer voltmeter and timer which places on a central panel below the towing lock handle Instrument...

Page 13: ... together with a pilot The description of a parachute rescue system is presented in Instruction Manual for Assembly and Use The launching handle is located on the cockpit wall to the right and painted in red a handle is secured by the peg with the warning red flag The safety peg must be removed only when the aircraft is ready for take off and re inserted immediately upon completion of every flight...

Page 14: ...put the wing tail beam package out 5 1 2 Set up the low rigging support under the wing tail beam package about 1 5 m away from the front side 5 1 3 Spread the D Cell apart 1 5m from the tail beam Remove the tail beam bags out Set up the control arms of ailerons elevator and rudder in neutral position ...

Page 15: ...emove the foreign subjects away from the cockpit Check a pressure into the nose and main tires P 2 5 bar Before checking the nose wheel fairing mast be removed 5 1 5 Set the trimmer spring up in neutral position Set the joy stick and pedals up in neutral position ...

Page 16: ...oins with the tail beam joins Remove the low rigging support pull down the tail beam and push the pins in holes and lock them with loops of bungee 5 1 7 Having moved the control stick and pedals make sure that the control system was connected correctly Spread the wings out fully until they stop and set the high rigging supports up under the wings 5 1 8 Unzip the bottom sail at a middle part ...

Page 17: ...e the Velcro around the D Cell and carefully pull the sail over the D Cell Go to the wingtip Reach inside the sail and locate the wire red that s attached to the rib safety cable Pull that cable out of the sail and hook the loop of bungee over the tip pin at the end of the D Cell Push the ribs into contact with the Trailing Edge Tube Be sure that they are properly aligned so the sail doesn t get d...

Page 18: ...pushrod through the aileron rib access 5 1 13 Remove the tip sections from the bag Align the tip section with the hooks on the D Cell and using a back and forth motion wiggle the tip into place Be sure the sail is not caught in the assembly Once the tip is in place while holding it forward rotate the ears toward the inboard section of the D Cell until they are fully parallel with the wall of the D...

Page 19: ...on and put the spike on the Trailing Edge Tube into the hole in the carbon rib 5 1 15 Pull the tip section of the sail out from inside the body of the sail Open the Sail Clamp by pulling the spring loaded bolt toward the cockpit Zip and Velcro the sail around the sail clamp ...

Page 20: ...are no wrinkles in the sail It will be VERY tight 5 1 17 Rotate the tip section rearward enough to slip the grommets on the upper and lower surface over the pins on the tip section 5 1 18 Open the Trailing Edge Clamp all the way Slip the hole in the inboard end of the Trailing Edge Clamp over the spike of the Trailing Edge Tube ...

Page 21: ...Tension the Trailing Edge Clamp Close the Tensioning Lever to tension the ribs Slip the end of the Tensioning Lever through the steel ring to lock it in place 5 1 20 Insert the Carbon Edge to be complied with the marking 5 1 21 Wrap the sail over the Carbon Edge and Velcro it tightly starting from the middle of the Carbon Edge ...

Page 22: ...d Velcro the access closed 5 1 23 Zip the lower surfaces at the cockpit Velcro the lower surfaces tightly to the wall of the cockpit 5 1 24 Install the battens into the upper surfaces on the inboard of the sail connect the battens between the right and left side of the glider at the center Route the forward restraining strap under the keel beam ...

Page 23: ...round the tail beam and check the safety peg with warning red flag to secure the activation handle 5 1 26 Install the tailplane on the pintle of the tail beam in the rear The spanner must be oriented backward to the flight direction along the keel beam 5 1 27 Install the fin up ...

Page 24: ...ual 23 5 1 28 Install the rudder up starting from the top bracket Make sure that the spring lock slips the ends through the lower cup holes to lock it in place 5 1 29 Glider Overview without canopy and rear fuselage cover ...

Page 25: ...ALATUS M Owner s Manual 24 5 2 Power plant installation 5 2 1 Insert the battery into the battery bay complied with the marking Red Blue 5 2 2 Close the cover of the battery bay and lock it ...

Page 26: ...ALATUS M Owner s Manual 25 5 2 3 Erect the welded frame of the power plant 5 2 3 1 Forward attachment points 5 2 3 2 Lock the reward attachment point ...

Page 27: ...ALATUS M Owner s Manual 26 5 2 4 Join the engine control cables to be complied with the marking THROTTLE yellow DECOMPRESSOR red PROP STOP blue 5 2 5 Join the electric cables ...

Page 28: ...5 2 7 Make a preparation of the power plant according with pt 6 1 of that Owners Manual 5 3 Get on the rear fuselage cover of the cockpit 5 3 1 Retract the engine carbon column in an intermediate position 5 3 2 Connect the rear fuselage cover to the D Cells with the Ball Lock Pins Ball Lock Pin 2 points ...

Page 29: ...ALATUS M Owner s Manual 28 5 3 3 Connect the bungees to the engine bay doors Bungees 2 points 5 3 4 Velcro the Dacron diaphragm to the rear fuselage cover 5 4 Insert the seat back and the floor mat ...

Page 30: ...ALATUS M Owner s Manual 29 5 5 Insert up the canopy 5 6 Powered sailplane Alatus M overview ...

Page 31: ...f damages and fuel leakage check up a fuel level in the fuel tank be convinced that fuel tank fuil lines and all fuel system elements are fixed damages and fuil leakage are absent close and lock wire the tank filler cap be convinced that the engine control system is correct the throttle lever should moved smoothly between the stops check up a reliability of fixing the sparking plug cap check up th...

Page 32: ...tart the engine press button of START and keep it until the engine starts COUTION CONTINUOS STARTER RUNNING IS FOR 3 sec AFTER COOLING FOR 1 min ENGINE RESTARTING IS PERMITTED Recommendations for a case when the engine is not started for 3 5 attempts look in the appendix set up 3000 4000 RPM warm the engine for 3 min After warming push smoothly the throttle lever to stop in TAKE OFF position for 4...

Page 33: ...Red Indicator on the engine control board lights push the united control levers to stop continue flight target COUTION GLIDING ENROUTE FLIGHT WITH EXTENTION POWER PLANT IS NOT RECOMENDED BECAUSE SAILPLANE DRAG GROWING HARDLY IF LINEAR ACTUATOR IS BROKEN MACHINE SHOULD BE LANDED FOR REPAIRING COUTION POWER PLANT RETRACTING SHOULD BE MADE AT SAFETY ALTITUDE ABOVE SUITABLE LANDING AREA NOTE DURING LE...

Page 34: ...in case of rough airfield and obstacles which are able to make pierce a hole in the sail of dropped wing Speed of driving should not be inconvenient for the attendant and in case of change of direction it is necessary to pause to move from outside to inside of a turn 7 2 For self launching it is necessary extend the flaps in position 1 apply on a brake and pull fully the joy stick push the throttl...

Page 35: ... to recover from the spin turns into a spiral dive with increasing the speed and positive maneuvering factor The glider is stability and controllable in a spiral The flight on speeds lower then maximum L D ratio speed causes the shuddering due to the wing root section stall and the fluctuation of a fabric of the sail caused by this phenomenon Speed on which this effect and its intensity are shown ...

Page 36: ...ALATUS M Owner s Manual 35 APPENDIX No 1 ELECTRIC DIAGRAM ...

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