Grob ASTIR CS 77 Flight And Maintainance Manual Download | Manualshive

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Summary of Contents for ASTIR CS 77

Page 1: ...on No 4401 Manufacturer Original Owner Current Owner B GROBFLUGZEUGBAU 8939 Mattsies Flugplatz Mindelheim Mattsies Telefon O82 68 I 4 11 Luftsportgemeinschaft Wolfsburg Amselweg 51 3180 Wolfsburg 1 No...

Page 2: ...3 29 changed and new page 30 9 81 7 3 26a Inspection of the 25 3 85 a irbrake lockinq lever Addenda for ASTIR CS n and ASTIR CS Jeans 1 4 5 7 8 Remarks for retractable 1 6 77 9 11 12 gear and waterbal...

Page 3: ...17 3 25a Insert sketch of wing quick lock 1 6 77 mechanism 4 20 Insert information on hinge moments 2617179 5 3 28 Exchange maintenance of Hotellier 4 5 81 connectors 6 2 3 29 Exchange new increase in...

Page 4: ...r ballast 270kg 5951b 380kg 8381b 450kg 9921b 240kg 5291b with water ballast Maximum weight of non lifting parts Weak Link in launching cable 500 30kg 1102 661b Cloud flying and simple aerobatics Perm...

Page 5: ...kg 8381b With water ballast 450kg 9921b For the additional loading limitations with water ballast as a function of the cockpit load pilot with parachute and luggage see the Figure on the next page Pil...

Page 6: ...r 260 573 70 ltr 1 Q 15 3 gal Imp E w 29J flp 1l 00 551 175 a 220__________________________ 485 60 70 80 90 100 110 120 kp 132 154 176 198 220 242 264 lbs Zuladurtg im Rumpf Cockpit load 1ii c o_ o C...

Page 7: ...nch or Autotow Launch 120 km h Airbrakes Open 245 km h Maximum manoeuvring speed 170 km h Cockpit Load pilot and parachute The maximum weight may not be exceeded Minimum cockpit load 70kg 1541b 8381b...

Page 8: ...ft of instrument panel Undercarriage BLACK handle seat pan right Trim GREEN lever seat pan left Airbrakes BLUE handle seat pan left Water Ballast WHITE lever seat pan right Canopy RED knobs on the can...

Page 9: ...he static vents Pitot Pressure Input Pitot tube near the top of the vertical fin Static Pressure Input Fuselage side in front of the wing root c E2so u 0 l J d u O co 1 C Y 200 Q Y Ol O c 150 c l Vl Q...

Page 10: ...at the bottom left of the instrument panel and must be pulled fully out to release the cable To adjust the rudder control pedals To adjust the pedals release and hold the pedal locking pin clear by pu...

Page 11: ...light with partly filled tanks no noticeable water movement arises because of the inserted bulkheads The desired quantity of water ballast must be distributed evenly between both wing tanks so that th...

Page 12: ...ficiently powerful for steep approaches to be made The airbrakes give some nose down trim so the glider will automatically maintain the pre set trimmed speed when the brakes are opened Sideslip The si...

Page 13: ...wing loading the glider will return to normal flight A more rapid recovery without further turning of the glider is achieved if all controls are returned to the central position The height loss up to...

Page 14: ...loud Flying Minimum equipment for cloud flying Airspeed indicator altimeter rate of climb indicator compass turn and slip indicator spirit level radio Past experience indicates that the pitot static s...

Page 15: ...ght limitations will be in the permitted range Unloaded weight kg CG range mm aft 245 697 756 250 690 750 255 683 745 260 675 740 265 654 735 270 633 730 275 612 726 280 593 721 285 574 717 CONTROL DE...

Page 16: ...SELAGE MISE A NIVEAU GASbRIT XJNICl 100 J SUR LE OOS OU FUSELAGE 15000 i HAUT UP BAS DOWN 2800 OSEN ffi 10 ALLE MASSE IN mm UNTEN 48 5 7 QUERRUDER AILERON AILERON All MEASUREMENTS IN mm TOUTES LES C6...

Page 17: ...MALLING SPEED 8 8 0 c n _ o u 0 1 0 L 0 Y N 350kg 37 3 at 95km h 51 kt 0 6 at 75km h 40 5kt 80 85km h 43 46kt hi fl I r f 1 I I I ii j I v _ __ __ 450kg 38 at 1OSkm h 57kt 0 7 at 85km h 46kt 90 95km h...

Page 18: ...down slope of 1000 40 measured 300mm forward of the fin Weight at the landing wheel G1 Weight at the tailskid G2 Empty weight GL G1 G2 Datum to landing wheel Datum to tailskid Centre of gravity of Emp...

Page 19: ...ng from S N 2093 Elevator Rudder Aileron 10 0 to 15 0kgcm Oto 5kgcm Oto 1kgcm 2 40 to 3 25kg 3 2kg 10 4 1kg 12 2 40 to 3 25kg 4 5kg 10 4 1kg 12 2 40 to 3 25kg max 6 0kg max 6 0kg For the measurement o...

Page 20: ...ntil they are firmly held by the guide pins Wing socket lock rings 3 2 4 2 Controls A OPENED 1 Lock ring 2 Guide oin 3 Guide Slot B CLOSED C SECURITY LOCKED Note the Smm spacing of the guide pin in th...

Page 21: ...by turning the wing nut anti clockwise until it can be pulled clear of the thread easing the tailplane forward off the pins then disconnecting the control connector 4 Checks after rigging 1 Check the...

Page 22: ...ook is exposed to strong contamination due to its location in the wheel housing It must be examined for signs of damage cleaned and lubricated regularly Remove the seat pan to facilitate the inspectio...

Page 23: ...ount of wear measure the diameter of the ball with a micrometer at several places The differences in the measured diameters may not exceed 0 1mm i e the connecting balls must be spherical If larger di...

Page 24: ...of the glider is extended by another 1000 hours to a total of 5000 hours Stage 2 When the glider has reached a service time of 5000 hours the above inspection must be repeated If the results of this...

Page 25: ...GROB Repair manual for the ASTIR CS glider Manufacturer B GROBFLUGZEUGBAU 8939 Mattsies Flugplatz Mindelheim Mattsies Telefon O 82 68 I 4 11 LBA recognised edition August 1975 24...

Page 26: ...ner Glass fibre fabric Manufacturer lnterglas Textil GmbH 7900 Ulm Soflinger Str 246 Use Structure weight lnterglas Nr Fuselage Double Layer 161 92 110 Double Layer 390 92 140 Strengthening Rovings 43...

Page 27: ...25 Cotton Flock Type FL 1f Schwarzwalder Textil Werke 7623 Schenkenzell Postfach 12 Gel coat PE Schwabbellack White Resin 03 69120 I Hardener 07 20510 100 parts of resin to 3 parts of hardener Strengt...

Page 28: ...gs 3 Lagan 92 140 diagonal 3 Ruder Hohenruder Seitenruder Querruder 2 Lagen 92125 diagonal 4 Hohenflosse 2 lagen 92110 diagonal Kern Conticell 60 6 mm 1 Lage 92 110 diagonal Wing Outer laminate 1 Laye...

Page 29: ...ng the surface finish The resin hardening time can be shortened by increasing the ambient temperature with a heater Caution A high temperature will cause bubbles to develop in the resin To minimise th...

Page 30: ...of resin microballoons and polystyrene balls Prepare a piece of foam which fits exactly into the existing hole Coat the inside surface with a resin and microballoons mix to fill the pores in the foam...

Page 31: ...Microballoons 50 d 1 Lage 92125 1 Layer 92 125 Kern Core Conticell 60 mn 20mm min20 mm Abb 2 Fig 2 t Abb 3 Fig 3 8 Rumpfschale Fuselage skin 1 Lage 92146 1 Layer 92 146 Abb 4 Fig 4 5 AuBengewebe outer...

Page 32: ...th the welding material 1 7734 2 for 1 7734 4 alloy and 1 7324 0 for 1 0308 0 and or junctions of 1 7734 4 and 1 0308 1 alloys b Aluminium casting fittings Aluminium casting fittings alloy 3 2374 6 GA...

Page 33: ...strengthening 2 Layers 92 140 3 Lagan 92 140 3 Layers 92 140 Harzgemisch mit Baumwollflocken Resin mixed with Cotton Flock The reinforcement is to be designed in such a way that it can take the weight...

Page 34: ...t 4 DATA AND PLACARDS IN THE COCKPIT 6 Maximum flying weight 6 Maximum Permitted Speed 6 Cockpit Load pilot and parachute 6 Placard at the main wheel door 6 Cockpit Labelling of Controls 7 Relationshi...

Page 35: ...igging 20 5 Checks before take off 20 MAINTENANCE AND SER VICING 21 Wetness and Humidity 21 Cleaning the canopy 21 The safety belts 21 The cable releases 21 The tyre pressure 21 The wheel brake 21 Mai...

Page 36: ...uctures 28 a Simple surface lamination repair fig 1 page 30 28 b Damage to the entire glass foam Sandwich Fig 2 Page 30 29 6 Damage to polystyrene foam supported GRP fig 3 page 30 29 7 Damage to solid...

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