Grob G 103 TWIN II, Flight Manual

Page 1: ...accordance with the provisions of 14 CFR Section 21 29 and i s required by FAA Type Certificate Data Sheet No G 39 EU Registration Factory Serial No Owner German edition of operating instructions a r...

Page 2: ...la 8 10 12 14 17 19 I la 12 21 5a 1 la 5a 1 la 5a No 3730 and June 1982 subsequent I Automatic connection I of elevator and sorina I trim system os SIN 1 26 Sept 84 33879 ario s bseq ent MSB 315 65 16...

Page 3: ...FLIGHT HANDBOOK GROB G 103 I a List of effective Daaes only for GROB G 103A TWIN I1ACRO FAA Issue...

Page 4: ...g conditions k 6 Minimum equipment 6 Maximum Speeds 7 Flight envelope 7 Weight limits 8 Centre of gravity position 8 Load scheme weighing report 8 9 Tow hooks and cable length 1 0 Weak link strength 1...

Page 5: ...prefllghl Inspection iV 3 Control edw before toke ofl IV 4 Take off 1V 5 Free flight IV 6 Slow flylng and stalla IV 7 Hlgh speed fllght IV 8 Simple Aerobatics IV 9 Approach and landing IV 10 Storage V...

Page 6: ...FLIGHT MANUAL GROB GI03 4 September 1981...

Page 7: ...FLIGHT MANUAL GROB G 103 6 September 198 1...

Page 8: ...R0 is derived from the GROB G 103 TWIN 11 Due 1 to stnctural re nforcements the W I N II ACRO is approved and certtfied for acrobatics in conlunction with he following valld operating instructions FIg...

Page 9: ...lmum Flying Welght 5 0 kg 1279 ibs Ratlo 17 1 MaxfmurnWlng Loading 32 6 kg mg t 6 68 IbsIfi N Operating limitations k I I 1 9 Certification asis 14 CFR Sections 21 23 and 21 29 effective 1 February 19...

Page 10: ...n g t o f o l l o w i n g table A l t i t u d e ft 0 6500 10000 13000 16500 19001 VNE i n d i c a t e d k n o t e 135 128 121 115 109 i n d i c a t e d km h 2 5 0 2 3 7 2 2 5 213 202 A i r s p e e d i...

Page 11: ...st the d n g root The spprovd centre ot grsvity rango does not gel exceeded by the payload dMrkwtion rpscltied in the loadlngplan 11 8 Th exact posltlon of the centre of gravlty a t flying WiQht can b...

Page 12: ...FLIGHT MANUAL GROB G 103 0 September 1981...

Page 13: ...herotow cahlc length 40 n 1 130 i t 14inimum launch cable length 600 m 1 970 it I I I W n a launch and serotow max 1S1 d m nax l b r 11 1 1 Tire Praasure mainwheel 6 00 6 2 5 2 8 bar norewbeel 260x85...

Page 14: ...Payload Pfiot and Parachute Minimum in Front cockpit 70kg 154 ib for all flight Less must be compensated with ballast secured in the seat Maximum load front IlOkg 2421b The maximum yeight must not be...

Page 15: ...12 Altitude i f t 10 6500110 000 1301 0116 500 1 9 000 VNE KIAS 1 I35 I 128 1 121 115 1 109 near aBeed ind both cockpits Front cockpit Crrpl lelwmoY 1 By Canopy release front and back 16th june 1982...

Page 16: ...FLIGHT MANUAL GROB G 103 1Za Rudder fin Baggage compartment lift here Rudder near magnetic direction indicator 17 th march 1982 Tolal w r g y compensation tube...

Page 17: ...F L I G H T MANU4L GROB G 103 13 Cable r e l e a s e Pedaladju8tment Alr vont Top right of front Top lefl of front Instrument panel Instrument panel 17 th march 1982...

Page 18: ...L d r h r p d m outside of the fuselage kg lba 1 Marking wntmlling VH correct tlgglng of UM Ms 2 Label for tho tow energy tuba 3 Label for tailplane security 4 Label for tyre pressure Label for tyre p...

Page 19: ...ance 48 105 42 2 77 170 Green Arc Norrnai range of 1 flylng speed 105 155 82 135 170 250 Yeiiow Arc Range of flylng speeds to be used with care at 155 135 250 Radial Red Line Maxlrnurn Speed 95 Yellow...

Page 20: ...or right side depending on the attitude When using a manual parachute grip release and pull firmly t o full extend after 1 3 seconds 1 1 1 3 Miscellaneous Flying in rain iced wings There i s a noticea...

Page 21: ...t es I VI Ir Cockpit and controls Front Seat 1 Stick 2 Rudder pedals 5 Release knob 3 Airbrake lever and wheelbrake 6 Canopy jettison 4 Trim lever Vent latortop of instrument panel lefl side Rudder pe...

Page 22: ...trument positions front panel 1 1 Magnetic compass 2 Electrical vario indicator optional 3 Airspeed indicator 4 Variometer 5 Altimeter 6 Electrical vario control optinal 7 G Meter o r variable 8 Ball...

Page 23: ...FLIGHT MANUAL G R 0 8 G 103 19 Rear seat 1 Stick 4 rrimw 2 Rudder pedals 5 Relonrre knob 3 Airbrake lever and wheelbrake 6 C O W jettison 16th june 1982...

Page 24: ...FLIGHT MANUAL GROB GI03 20 Standard instrument positions rear panel 1 Altimeter 2 Airspeed indicator 3 Variometer 4 Electrical vario optinal 5 Ball 6 Variable 17 th march 1982...

Page 25: ...of movement and plav c Check airbrakes for condition locking end fit 3 Check fuselage for damage especially on the underside 4 Check tail unit for correct assembly and that safety lock is in position...

Page 26: ...FLIGHT MANUAL GROB G 103 22 September 1981...

Page 27: ...tre of gravity positions and wing loadings The plane has no tendency to balloon up or to swing on the ground One should push forward sllghtly on the slick below about 100 metres 330 it In the case of...

Page 28: ...kmlh 38kts 41 mph 40 5 kh 47 mph Double seater Wel ht Without Airbrakes Wlth Alrbrakes 5 8 0 f2791bs 7 5 kmlh 85 kmlh 40 5 ts 47 mph ebkts 53mph If the atick l a pulled back further the glider goes In...

Page 29: ...ll turn is difficult to carry out because of the high moment of inertia If a tailslide is acci denlly initiated during the climb holdall Gqntrols in A 1 the centred position firmly 3 Spin possible in...

Page 30: ...y so that the glider holds the required speed by itself Caution note Fully extended the airbrakes increase the stalling speed do not extend the airbrakes fully during the roundout to avoid heavy landi...

Page 31: ...der After moving the aileron into neutral position the Sailplane r o l l d h u t of the Slip into wing level position There after the rudder f r e e s itself from the full deflected position and the f...

Page 32: ...g loading 25 3 5 2 32 8 6 7 kg m 1bs ft2 Beat glide Angle 38 s 37 O at a speed 01 95 51 105 57 kmlh kts Mlnimurn sink O W 126 0 70 138 m wc ft min at s speed of 80 43 85 46 kmlh kts FLUGQESCHWINMGKEIT...

Page 33: ...ontal on the back of the fuselage positionon the fuselage see sketch a t pa e 23 The reference plane l e s t the front of the wing at the root The distances a and b a r e measured with the help of a p...

Page 34: ...GI kg lbs Weight on taii skid GI kg i lbs Empty Weight GL GI Ga kg lbs Distance to rnain wheel a mm inches Distance to tail skid b mm 1inches Empty Weight C of Q x Qa x b a rnmlinches behind Q L a t...

Page 35: ...he funelage and must not exceed400 kgs 882 ib Otherwise the maximum load permitted Range ot C of G behind Datum Forward Aft mm inches mrn inches 758 29 84 773 30 43 748 29 45 769 30 28 739 29 09 765 3...