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LaGG-3 

 

Instruction Manual 

 

 

 
 

Wingspan:  

 

66

 in. (1676 mm.) 

Wing Area:        

980

 sq. in. (63.23 dm

2

Weight:   

9.5 – 10.5

 lbs (4082g – 4536 g) 

Length:  

59

 in. (1473 mm.) 

Wing Loading: 

22

24.5

 oz per sq ft 

   

 

            (64.6-71.8 g per dm

2

308 Belltown Road, Owings Mills, MD 21117-3239 

    www.redstarrc.com 

[email protected] 

 

Summary of Contents for LaGG-3

Page 1: ...6 in 1676 mm Wing Area 980 sq in 63 23 dm2 Weight 9 5 10 5 lbs 4082g 4536 g Length 59 in 1473 mm Wing Loading 22 24 5 oz per sq ft 64 6 71 8 g per dm2 308 Belltown Road Owings Mills MD 21117 3239 www...

Page 2: ...ht to change or modify this warranty without notice In that Red Star RC has no control over the final assembly or material used for final assembly no liability shall be assumed nor accepted for any da...

Page 3: ...1 Tail Wheel 1 75 1 Fuel Tank 12 oz 1 Spinner 4 25 Dave Brown Vortech Standard S242 8242 XX long adapter nut 1 Engine OS 91FX 1 Muffler 1 Prop Master Airscrew 14x6 1 Robart 3 16 Super Point Hinges 23...

Page 4: ...nd carefully remove Elevator parts from balsa sheets Test fit and sand them if necessary Assemble using plan as a reference 2 Glue precut leading edge ELE 3 Glue precut tips EET and end blocks EEB 4 G...

Page 5: ...cording to the plan using balsa leftovers Prepare sheeting by gluing three 1 16 x4 x19 5 sheets together along longer side Then cut it by half Sheet top of the stub Remove from building board and shee...

Page 6: ...ce in the bottom of the rudder 3 Glue hinge blocks and control horn support block from balsa leftovers according to the plan Make sure they are lower than ribs 4 Shape leading edge round 5 Glue ribs V...

Page 7: ...d glue tip in place Build the fuselage 1 Locate and assemble top fuse formers Attention All formers installed with markings facing forward toward nose 2 Locate and assemble nose parts Glue stringers t...

Page 8: ...rt 6 Glue top formers according to the plan Control vertical using square 7 Install horizontal stab saddle SS Install top horizontal substringer FT1 Install stringers 8 Glue sheeting support doublers...

Page 9: ...motor box Make sure everything strait and true Fuelproof forward part from the outside using 30 min epoxy tinned with isopropyl alcohol It will be hard to access it once installed in the fuselage 14...

Page 10: ...all motor box and remaining formers in the fuselage When installing former F21 you may need to unglue two side bass stringers from the last former VSSTE T Install Wing Support formers WS1 and WS2 20 I...

Page 11: ...p from former AS4 and stringers ASS 2 and ASS 3 25 Glue precut sheeting support WSS to wing saddle doublers and sand them into shape 26 Sheet bottom of the fuselage except tail 27 Install retractable...

Page 12: ...halves according to the plan and test fit joint Hinge elevator and horizontal stab 32 Install pushrod with precut supported former EPSS 33 Install horizontal stab Glue sheeting support from both side...

Page 13: ...ontrol horn 38 Glue small triangle from balsa leftover to horizontal stab and sand it to shape Do the same for another side Build the Ailerons 1 Glue two aileron tips together 2 Glue ribs according to...

Page 14: ...s by pairs from each side Make sure they are lower than ribs Sand them if necessary Do not round leading edge yet Build the Wing 1 Glue wing rib doublers with 30min epoxy Pay attention on left right p...

Page 15: ...Bottom wing bolt support blocks WBB Top WBB 1 WBB 2 WBB 3 Bottom WBB 1 WBB 2 WBB 3 WBB 4 6 Glue central rib doublers R1 D Make right and left of them 7 Glue flap servo doublers WFSD They go on the op...

Page 16: ...an Glue aileron doubler 12 Note flap and aileron trailing edge joint 13 Sand the wing preparing it for sheeting 14 Install shear web from 3 32 1 16 leftovers The last one goes from the other side in o...

Page 17: ...sheeting on trailing edge 18 Build and sheet left wing the same way you built the right one 19 Put flap base on building board Glue ribs according to the plan 20 Glue additional R8 doubler on place a...

Page 18: ...Mount flap servos 24 Glue balsa 1 4 leftovers to flap and aileron servo cover bases 25 Glue them in place 26 Build wheel well from 1 16 balsa leftovers and send them to shape 27 Glue Landing gear shim...

Page 19: ...nge blocks according to the plan 30 Mark hinge location and then hinge flaps 31 Glue precut control horn in place 32 Connect pushrod to test fit flap function 33 Prepare wing flap top sheeting from pr...

Page 20: ...ake four servo mounting blocks Glue support blocks to servo covers and mount servos 37 Sand the wing and sheet wing bottom Cut servo openings 38 Cut landing gear openings 39 Cut central section of tra...

Page 21: ...from leftovers 3 4x3x36 balsa sheet Install wing dowels Shape leading edge and wing tips according to the plan Then round ailerons leading edges and hinge them 44 Drill two holes and tap them 1 4x20 S...

Page 22: ...sheeting around wing bolts 48 Build forward wing fairing 49 Sheet forward fairing and cut openings for landing gear Install the Fuselage components 1 Glue fairings Fill the space with balsa and shape...

Page 23: ...rom balsa leftovers 5 Test fit cowl Drill holes temporary screw in Remove it and put a drop of thin CA in balsa blocks 6 Glue together plastic exhaust pipes 7 Glue them in place Add panel lines and ri...

Page 24: ...mooth after the balsa wood has dried 2 Sand the entire model with progressively finer grits of sandpaper finishing with 320 or 400 grit sandpaper 3 Use a Tack Cloth to remove sanding dust from the mod...

Page 25: ...c paint Markings were painted over templates we made Cockpit 1 Cut the picture Paint front panels gray 2 Glue picture on the base cower with thin clear plastic and glue painted front panel up top Make...

Page 26: ...CKOUT Make sure the servos are securely mounted and that the servo arms have their retaining screws in place It is also a good idea to re check all the push rod connectors fuel tank mounting fuel line...

Page 27: ...2006 Red Star RC 27 LaGG 3 Paint scheme from Squadron LaGG fighters in action...

Page 28: ...2006 Red Star RC 28...

Page 29: ...2006 Red Star RC 29...

Page 30: ...2006 Red Star RC 30...

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