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Park Scale Models AT-17 Bobcat, Assembly Manual

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Park Scale Models AT-17 Bobcat Assembly Manual Download Page 24

Cowl Construction

 

1.

 

Fit  and  glue  the  cowl  formers  CF1  and  CF2 
together.  Epoxy  ¼”  magnets  into  CF2  where 
indicated. Ensure that the polarity of the magnets 
in  CF2  match  the  polarity  of  the  magnets  in  the 
nacelle. 

 

2.

 

Fit and glue six (6) CL to CF2 as shown. 

 

3.

 

Fit and glue CF1 to the six CL as shown. 

 

CL 

 

CF1 

 

CF2 

 

¼” magnets 

 

CF1 

 

CF2 

 

Summary of Contents for AT-17 Bobcat

Page 1: ...Park Scale Models AT 17 Bobcat Assembly Manual...

Page 2: ...ls SR to BB5 2 Assemble the wing mount block by gluing WM1 x2 WM2 and WM3 together as shown 3 Epoxy two of the supplied nylon nuts into the wing mount block as shown Be very careful not to get any epo...

Page 3: ...Ensure that BB5 is perpendicular to BB7 5 Fit and glue the servo try assembly to BB3 6 Fit and glue BB1 to BB3 Fit and glue the wing mount block to BB3 and BB7 7 Fit and glue BB2 to BB1 BB5 BB and th...

Page 4: ...B5 and the wing mount block It is recommended to install your rudder and elevator servos into the servo tray at this time 9 Fit and glue FL7A x2 to F3 10 Fit and glue F2 to FL7A 11 Fit and glue FL4 x2...

Page 5: ...4 Fit and glue FL1 into the center notch of F3 unsure that the notch in FL1 is facing up Fit and glue FL2 and FL3 on both sides of FL1 as shown 15 Fit and glue F1 to the wing mount battery tray assemb...

Page 6: ...ue F5 to the top of the wing mount assembly only See the end of the manual for how to assemble the fuselage formers 17 Assemble the fuselage sides as shown below Fit and glue the fuselage sides to F4...

Page 7: ...23 If you plan to install a steerable tail wheel it is recommended to use a Dubro 1 2A steerable nose wheel Screw the mount to F11 using the pre drilled holes in F11 You will need to install the cont...

Page 8: ...25 Fit and glue F12B in place 26 Fit and glue FS4 to F6 F10 Glue two pieces of 3 16 sq balsa sticks into the notches in the bottom of F6 F10 and also to the fuselage sides 27 Glue two pieces of 3 16 s...

Page 9: ...8 cop 29 Glue SH2 x2 in place where indicated lightly dampen the outside surface to help bending if necessary Fit and glue SH1 in place 30 Glue SH3 x2 in place where indicated lightly dampen the outsi...

Page 10: ...nsure that the ribs are perpendicular to the spars before gluing 2 Fit and glue WS3 WM5 and TE1 to ribs 3 Cut two 2 5 lengths of the supplied 3 16 hardwood dowel Insert the dowels into the wing spars...

Page 11: ...6 balsa 6 Cut the electronics tray from some scrap wood using the template at the end of the manual Glue to WS1A WS2A and R1 x2 7 Sand TE1 to match the contour of the ribs Sheet the top of the wing ce...

Page 12: ...sing the measurements below Edge glue to the leading edge sheeting 10 Fit ribs R5 R14 to the spar do not glue yet 11 Fit and glue SDF between R7 and R8 ensure it is tight up against the wing spar Fit...

Page 13: ...t the wing spar Trim any overhanging balsa sheeting flush with R8 13 Fit and glue TE2 to R5 R9 and the balsa sheeting Glue R5 R7 to the balsa sheeting 14 Fit and glue R9A to the outside R9 and TE2 15...

Page 14: ...e sheeting Glue S2B to WS2 and the sheeting Remove any excess glue at the joints between S1B WS1 and S2B WS2 18 Fit and glue S1A to WS1 and R3 R5 Fit and glue S2A to WS1 and R3 R5 Fit and glue TE1 to...

Page 15: ...20 Fit R3A in place 21 Fit and glue LE1 to R3A R14 Sand LE1 to match the top and bottom contours of the wing ribs 22 Trim the excess sheeting along R3 23 Glue the bottom sheeting to R3 R14 and LE1 LE1...

Page 16: ...bottom of R13 and R14 25 Sheet the top of the wing as shown with 1 16 balsa 26 Trim away the excess sheeting along LE2 and R4 as shown 27 Fit and glue TE2A to TE2 and TE3A to TE3 Use hinges to ensure...

Page 17: ...eeting flush with LE1 and then glue some 1 8 balsa to the leading edge of the wing and sand to shape 29 Align and glue F15 to F14 30 Fit and glue WTS into the slot in F15 31 Fit and glue WT to F15 and...

Page 18: ...e frame NF1 as shown Fit RB1 blue and RB2 red into NF1 do not glue yet 34 Fit and glue FW2 to NF1 and FW1 35 Fit NF2 in place as shown Check that RB1 and RB2 align properly and fit into the slots as s...

Page 19: ...t manufacturer to cut the opening for your retracts 37 Fit and glue NF1A NF1B NF1C NF1D together 38 Fit NF1 and NF3A in place where shown do not glue yet 39 Fit and glue NF3B NF3C NF3D and NF4B NF4C N...

Page 20: ...wing to ensure the formers are oriented correctly Remove nacelle from wing and glue the formers in place 41 Fit and glue NL1 NL2 NL3 in place as shown 42 Fit and glue NF2A NF2B NF2C NF2D together 43 F...

Page 21: ...ts are oriented in the same direction 45 Stack and glue NB1 NB2 and NB3 together and then glue to former NF2 46 Temporarily fit the nacelle to the wing and mark where the former NF1 come in contact wi...

Page 22: ...d nacelle to align the nacelle and lock it in place Glue the nacelle to the wing and use thin CA to glue the carbon rod to the wing ribs and nacelle frames 50 Glue NF4A in place as shown 51 Fit and gl...

Page 23: ...ting planking to the nacelle formers and longeron 54 Fit and glue the pre cut nacelle bottom sheeting planking to the nacelle formers and longeron 55 Fit and glue nacelle blocking NB4 NB5 NB6 and NB7...

Page 24: ...CF2 together Epoxy magnets into CF2 where indicated Ensure that the polarity of the magnets in CF2 match the polarity of the magnets in the nacelle 2 Fit and glue six 6 CL to CF2 as shown 3 Fit and g...

Page 25: ...Fit the sheeting over the cowl framing ensure the sheeting joints are lined up with the longeron CL and that the sheeting is flush with CF1 The sheeting should extend past CF2 by approximately 1 8 Se...

Page 26: ...8 Sand the cowl blocking to shape 9 Cut three 3 long pieces of 1 8 wood dowel and glue into CF2 as shown...

Page 27: ...Horizontal Stabilizer Construction 1 2 3 HL2 HL1 HL3 HR1 HR7 HB2 HB1 HB3...

Page 28: ...4 5 6 7 HL2 HL1 HL3 HT1 HT2 EB1 EB2...

Page 29: ...8 9 10 11 CF1 EL1 1 32 Ply Trim tab EM EL2 ER1...

Page 30: ...12 13 14 15 1 8 carbon rod joiner VL VB1...

Page 31: ...16 17 18 19 VT2 VT1 RB1 RB2 RL1...

Page 32: ...20 21 22 1 32 Ply Trim tab RL2 RM...

Page 33: ...Tailcone Construction 1 2 3 TB2 TB7 TC2 TC1 TB1...

Page 34: ...4 5 6 7 TB8 TB9...

Page 35: ...8 1 16 Ply seam...

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