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Handbuch Slingsby T21 - BGA 782

Seite 1 von 35

A.P.4309A,

VaCI, Par/.r,

SUI,

A.L,7,,'May

Section·. 1

PILOTS.'

....

CONTROLS

AND'

EQUIPMENT

Introduction

Flying

'

contr

o

ls

,

Lift spoiler c:o�trol
Tow

release

control

LIs"�'

'OF

Po;o,

I

i

'3

4

CONTENTS

'

,Instrument!l'

Seats

Flying

harness

Horizntt,'ba;'

TLLUsntATlUN

Ft,

F/ying

cont'o/s

'and instruments

1

]

A'H\

SPEEO'

INDICATOR

'

2

T'UR�N:'ANO

'

SLIP

'

I�DleATOR"

,3

eOBn-sLATER;

VAR10

'

ME'l'ER

'

,

-

'

.

'

4

ALn"fl;T!!R

5

BAi",1Uti:

�

ST

O

WAG1:!

.

6

sPot'CEi

....

·

CONTROL

LeVE�

'

,7

SWITCH

�FOR

fTl!.\' 2

P.S.II

.

8 OTTFUR. HOOK OUJCX-R�teAsl!

CONTROL

9

,

FLYING

iiMlTATfONS

"

DAl'A

-

'

C

ARD

10' HOR,zoN

;'

.

D

AR.s

·

if

OTTPUR

HOOK.

RBLBA52

.....

.

..<

12

PILOT

HeAD ANO

VENT

URl

ASSeMBLY

13

:,

VO:T2R

TRAP

F1yin'g

controls

I\�O

��';�ments

Para

5,

7

9

10

1
2
3
...
»

Summary of Contents for BGA 782

Page 1: ...ats Flying harness Horizntt ba TLLUsntATlUN Ft F ying cont o s and instruments 1 A H SPEEO INDICATOR 2 T UR N ANO SLIP I DleATOR 3 eOBn sLATER VAR10 ME l ER 4 ALn fl T R 5 BAi 1Uti STOWAG1 6 sPot CEi CONTROL LeVE 7 SWITCH FOR fTl 2 P S II 8 OTTFUR HOOK OUJCX R teAsl CONTROL 9 FLYING iiMlTATfONS DAl A CARD 10 HOR zoN DAR s if OTTPUR HOOK RBLBA52 12 PILOT HeAD ANO VENTURl ASSeMBLY 13 VO T2R TRAP F1y...

Page 2: ... both for wm h launching oDd ero tow The use of nny other type or r rmg mny cause jamming and failure of 1 the release 11 INSTRUMENTS 5 Thljn ir u ent pa tj eJ ca ric5 the insrru el ts rsb Iij ip fig 1f T be turn and s IP 11 JCato IS pcrated lectncaUy tbe power bbLDg 8upphed by dry batteries stowed in a o ke o9 t p rt si of the inst ment panel It lSco troned by aswitch posItroned alongsid lhe inst...

Page 3: ... l1l l 0 Tot al wcie ht _ Ta r t t SUD fload mom DLS Tare ig c 7 s r loa weig ts 3 The moment of any item o load is tti product ofirs veigh in pounds and iLS mo cDl arm wh ich is the discance in inches from the C G datum point measured parallel o th e fuselage d Hum line The moment I t igAi 9 W g hl lWJi ati s c a u a f 7I of CIG PR lt 012 MoiJijic ipn Para 6 r S 10 i tiiomC Dti of aU irems placed...

Page 4: ...3 24 923 Ballast in nose 40 47 00 IJ880 t AlI j ght 1 and moment 1 i withballast 838 23 043 i Y i r oJ J Mome t 23043 s C c i ti n D 1 I H Weighc 838 b i li J Zi j r C G I 27 497rn lUtO da tum 1 1 J 1 I i n i i Ll n The position of the C G is now within the d r a pp o v t f in Y L t i J 1 y 1 Modifications I r lO The foHowing modifications affect the tare eight and momen j they arc allowed for in ...

Page 5: ...re me 3 f box structure runs tDWD the centre ot the cockpIt and tonns 8 division between the seats this box contains tbealleron elevatQ r n rudder and li t spoller control runs The rudderpedal and towingraleaS8 a rep o Unt e I on 000000B M Lhe n l l B tno ted ol tr ame 2 Tb CQckpit tl9 0 r stretches between trames jl s nd 2 th1a iB Main plan Toll unit FIO 3 0 recessed to t Hovide wells or the pilo...

Page 6: ...o x rorwar of the spar these extend from the Icadlng edge to the front face of Ihe main spar WING ATTACHMENTS 10 The fronh attachment fittings 3re mounted o short stub spars forward of the molin spar These fiuings form a link bet een the port and star oard jngs and do not connect to the fuselage 11 The wing rnain attachment fittings are mounted on tnc main spars They are made from heavy gauge dura...

Page 7: ...e line of_ thespiu ELEVATORS 1 1he r ey a struc r e co sis o a front spar anc l diagonal_nQ s whicQ ex eA4 back to the railil lg dge cnbc 21 rhe cle ator spar is straight and extends to the ull span of the tail plane It is built up Iom spruce members and is covered witb plywood 9iJ ts fonvard ace hmi u f t9 io l _ l ox 5 I c aJcd at the C 9 e r ot t e 5part and reacts the o rquf loads in the porti...

Page 8: ... Handbuch Slingsby T21 BGA 782 Seite 8 von 35 ...

Page 9: ...Handbuch Slingsby T21 BGA 782 Seite 9 von 35 riG 1 FUSELAGE RESTRICTED A UO A O I I SCC l A 7 _1 It ...

Page 10: ...by T21 BGA 782 Seite 10 von 35 6 0 rn fl 0 Oz Gl f l rn f l O r U A o TAIL SKID SPRINGS TAIL SKID SHOE SKI t rIf ENT WHEEL BEARER AHAG HMENl BOLT ATTACHMENT NUT SKID ATTACHME RAIv E Z SKID RUBBER SKID PLATE WOODSCREWS ...

Page 11: ...Handbuch Slingsby T21 BGA 782 Seite 11 von 35 O M N 1 l N rsrRIC rro ...

Page 12: ...2 von 35 PLY GUSSETS RUDDER RIBS I 1 I RUDDER DIAGONAL RIBS t 11 1 I ILPLA RUDDER SpAR l IIr m T JLPL i ELEVATOR QrAG ONAU lI l 1 PUSH ROD J TAID CANElS S I I r I MjEi AT TA CHMEln FRONI _ Y r J I L ELE IATOR SPAR RIBS r 7 I T A L SKI 0 N ...

Page 13: ...ckpit and fon and aft movemcn trof he control columl s operates this tor iue tube A lever in the centre of this tube i ori nected to a Dush oull tube which auits 1aft F S I Para d I J Ru der contra u a r It n I 5 r 1 11 t fl I r s po er contro Il _ 1 L I 1 Oul r I 0 OOK t 7 CIl e e s n _ endl is connected to a lle ver on frame 1 Th controlf is taken from this leve6by cables to a further leve r whi...

Page 14: ...arranged that the thre points formed by the joints between the sP9ilcr horn and push rod the operating lever and push rod and Jthe pivot of the opera ing le ver pass thr lgh dead cent e w eJ the spoiler js in ihe t closed position thus locking it into the winl 6 A Jension load on the spoiler cables opens the spoilers and the system is rc turne l tQ the closed position by an clastic cord attached t...

Page 15: ...Handbuch Slingsby T21 BGA 782 Seite 15 von 35 SECTION HANDLING LIST OF CHAPTERS 1 Genera 2 Ground handlln A P 4JO 1 A YoI I r 2 ...

Page 16: ...p ment are provided for servicing t1ie fghder In addition trestles t will be ence ded tto R f No Or o 2IB 4 1 2lB 4 2 2IB f 3 2IB f 4 pucrll tlo B9ard inCi encc Board incidence Board dihedi al r Board incidl nce A I tB IC j i D Fuse ore trulles r F12 1 1 stippQrt the fuselage d ring rigging opcra tions these are simple in construction and should be co nstructcd locally to the details given in fig ...

Page 17: ...ld be man bandled tnto its new direction p 1ara 4 By hand 4 The glider may be moved by hand In either direcUon by three men two ot whom should push or pull at the strut connecUon Cltung on the maln pIano the third man should 11ft the tall skid clear ot the ground uslng j hs UrUng poInt at the rear ot the ruselage l orward ot the taU plo ne Care should be taken not to push or pull at the centre ot ...

Page 18: ...rd The 11lt epollere should be lelt In the open poel tion when the gUder Is on the ground they wlll be released by the pllot belore tnke oU Hl7 2lJ7 82 1S 37 4 62 BPAU 15 7 When parklng the gUder on tannac concrete etc in mode te winds the main wbeOl should bs chocked lore and alt and thetall akld should be chockedon the down wind 6Jd to prevent the g11de r moving and turning Into wind FITTING AND...

Page 19: ...Handbuch Slingsby T21 BGA 782 Seite 19 von 35 TOWrRQPE ATTAC HMENT RI NG STORES lREFi26EV 41 tf _ _ _ _ __ _J I C _ _ FIG I onFUR QUICK RELEASE HOOK ...

Page 20: ...Handbuch Slingsby T21 BGA 782 Seite 20 von 35 FIG 1 MAIN COMPONENTS RESTRICTED A P 309 A VOL I PAAT SfeT 1 1 WAY 9 ...

Page 21: ...ite 21 von 35 Cl J m VI z I r z m n I j m n 0 r J m Z i D r jOSI PAR ATTACHMEIil W AILEROr j q a A ATTACHMENT ATTACHMENT AT FRAME 4 iI ATTACHMEN T AT FRAME 5 i o a WING STRUT TO WING ATTAC HMENT Jr WING R UT TO o S FUSELA TI A C HMENT ...

Page 22: ... 35 O f j U I A P 430QA VQLJ PART 2 SECT 2 AL 7 MAY 5Q fRONT TAILPLANE ATTACHMENT HINGE ASSEMBLY J E L EV II T O Ri H uO B N M llil P US HB O PA TT 6 CHME N T TAILPLANE STRUT IQ TAILPLANEATTACHMENT f J SPRINGS TAIL SKIP RUPPER HORN A TTACHMENT ...

Page 23: ...on 35 I 1 i 1 AI LE B ON TOROUE rug fRAME 2 o SPOILER LEVE R I t BUSH tcm 6 O SHIM IF EOo CONE i5l Cl f AME I lD SHIM IF REOD CONTROL COLUMN CROSS TUBE RUDDER PEDAL S WHEEL FIG 4 COCKPIT CONTROLS AND LANDING WHEEL DETAILS R E S T R I C T E D ...

Page 24: ... Handbuch Slingsby T21 BGA 782 Seite 24 von 35 ...

Page 25: ...on the top edge of the incidence board dihedral board or straightedge as appropriate TRESTLlNG 3 For all rigging checks the glider must be rigidly supported so that the rigging datum lines are horizontal trestles should be pLaced under the fuselage a t frame 2 and forward of the tail skid and under the main spar of each main plane adjacent to the main strut attachment fittings Suitable fuselage tr...

Page 26: ...1LOl di f fer from that of llse starboard main plane by more than i deg thtr fore if the packing used under the straighledges on the port and starboard sides at similar positions along the main plane are bo A at tile sanu ePld o f the incidence board the difference between the two must not exceed Inboard position Rib No I it in Mid wing position Rib No 14 n in Outboard positiot Rib No 25 1 in I f ...

Page 27: ...lerons should be in line with the trailing edge of the main F S 2 A P 4309A Vat I PQJ I 2 Sect 3 Chap 1 A L 6 plane Move the control through its full travel and check the movement of the ailerons the correct movement is 5 4 in t in upwards and 3 6 in t in down ward Adjustment is effected at the fibre stock blocks on frame 4 either by filing or renewal Rudder 15 The neutral position of the rudder c...

Page 28: ... instructed in para IS and lock the tumbuckJes and connections 5 Check the static friction load para 29 ELEVATOR CONTROL 20 The elevator control is rigged and adjusted in tite following manncr 1 Set the control column vertical fore and aft and temporarily secure it in that position 2J Adjust the connecting tube between the control column cross shaft and the control lever on the front face of frame...

Page 29: ...on need not be checked F S 3 A P 4309A YoJ I ParI 2 S cl 3 Chap I A L 6 STATIC FRICTION LOADS 26 The static friction loads of the controls should be checked with a spring balance applied at the positions given in the follow ing paragraphs When checking the load move the controls thtough their full travel in both directions and take the average reading Aileron control 27 Apply the spring balance at...

Page 30: ...CIDENCE 2 t i AT THE ROOT MAINT AINED TO RIB 14 BOTH WINGS TO BE WITHIN 1 t TO EACH OTHER TAILPLANE 11 I INCIDENCE 2 1 WITH DATUM LEVEL DIAGONALS A r A 2 2 6 1 6 2 I r C i C 2 f WITH WINGS LEVEL WITHIN TOLERANCES T AILPLANE LEVEL MEASURED ON TAILPLANE SPAR TO BE WITHIN 1 iO SPOILERS T O BE WITHIN i OF EACH OTHER WHEN FULLY OPEN SPOILER AtLER JN M tASURED AT x VATQR MEASURED AT y RUDDER MEASURED AT...

Page 31: ...Handbuch Slingsby T21 BGA 782 Seite 31 von 35 Fig 2 Flying controls ...

Page 32: ... 782 Seite 32 von 35 AlL PIILlL OIL ANTI F RHl OM I O REF No J B I 100550 j r REAS LOw TEM 3RATURE XG 27 REF No B OOO 2 or 34 BfPOO513 ATTACHMENT PINS A P 4300 VOL I P RT 2 S tCT AI 7 MA D FIG 3 LUBRICATION DIAGRAM R ESTRICTED ...

Page 33: ...ag et bipple v th nil andI rudder utd tall P lap s t rut PQ rt ana Siarbo d Wi iigsjiq mpl tte WIth a lleronS fhli pla n tf and elevator ass emblcd to utcther as onc unit fMjlin plane struts W ng roQt fairing Tail plane to fm fairings f A tachment and locking pins these are nonnallyt packed in a canvas bag stowed in the cockpit ASSEMBLY MAIN PLANES 3 The method of assembling the main planes to the...

Page 34: ...nnecHthe aileron control lJy lining P t of tbe pusb rod in tbe fuselage le ynth A tJ e lcve t t t hc w ng oot anq er t ng a shac pln tlockyJhe sback lc D1n W1th ar safetv OlD SPOILER CONTROL 6 Connect Jhe shacklest at the cnds o the cables which pi otrude fromlthe fuselage neck ait ofrframc 5 5 i o the cO l t ol icables protrudin i Htrom t helmainMpiane root ribs aft lof ftli e1 diaEonal spar ELEV...

Page 35: ... sh ould be noted RUDDER 11 J rB t d qer LS cn oy a 10 a siin lar manncr to thc jrulerons Pa r i 11 10 f S 1 01610 WJO Ill U U 60 O D U t Ld OIl lG ELEVA OK f2 trncwtiij plane m USnbe Tem Qy 4 from U ie fHsclflp C in a tevcrse J Il nner t9 that pllcnlfor its a sembly tm para belore the e uNator can be rcmo oe d The cleyator is then remov ca n a iin 1 X malUu r o tnet ailer onsA pai a 1 0 ...

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