Stevens AeroModel RC-050 Build Instructions Download

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RingRat (RC-050)

Wing Span: 13.5 inches | Wing Area: 57 inches

| Average Flying Weight: 1.3 ounces

Version 1.0

Build Instructions September 8, 2011

Page 1

Summary of Contents for RC-050

Page 1: ...RingRat RC 050 Wing Span 13 5 inches Wing Area 57 inches2 Average Flying Weight 1 3 ounces Version 1 0 Build Instructions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 1 ...

Page 2: ... is advised to return this kit immediately in new and unused condition to the place of purchase THIS PRODUCT IS NOT INTENDED FOR CHILDREN 12 YEARS OF AGE OR YOUNGER WARNING This product may contain chemicals known to the State of California to cause cancer and or birth defects or other reproductive harm PRODUCT SUPPORT This product has been engineered to function properly and perform as advertised...

Page 3: ...ESC Servo Brick short throw SPMAR6400 1 5g Linear Ultra Micro Servo short throw SPMAS2000 Motor Gearbox PKZ3624 130mm x 70mm Propellor EFL9051 160 mAh 3 7V LiPo Battery LG325 0160 1S UM Required Building Supplies and Tools 1 2 oz Thin CA Glue PAAPT09 1 2 oz Medium CA Glue PAAPT03 1 oz Thick CA glue PAAPT20 CA glue applicator tips PAAPT21 Hobby Knife with ample supply of 11 blades Sanding block wit...

Page 4: ...ct tabs notches and otherwise interlocks like a 3D puzzle we suggest that when fitting parts you dry fit use no glue the parts together first It s advised to work 1 2 steps ahead in the instructions using this dry fit technique which allows ample opportunity to inspect the fit and location of assembled components and realizes a benefit as each successive part contributes to pulling the entire asse...

Page 6: ... strip does not block the slot in F1 that will later receive the landing gear Bond with medium CA glue 2 Dry fit part F2a to the LEFT side of the fuselage F1 to check the alignment Bond F2a to the LEFT side of the fuselage F1 with thick CA 3 In the same manner dry fit Part F2b to the LEFT side of the fuselage F1 to check alignment Bond F2b to the LEFT side of the fuselage F1 with thick CA 4 Check ...

Page 7: ...Build Instructions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 7 Step 1 F1 F2b F1 F1 Step 1 Continued Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 F3 F4 F5 F5 F6 F2a ...

Page 8: ...terlocking design to do it s job as each successive part installed within the wing will help pull the entire structure square and true 8 Locate the center rib W1 DO NOT remove the center section knock out marked Remove from W1 until instructed to do so in step 26 This knock out will remain in W1 through the bulk of the assembly to support the W1 rib and wing center section 9 Fit and tack glue the ...

Page 9: ...ructions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 9 Step 8 W1 W2 W3a Step 9 Step 10 Step 11 Step 12 Step 13 Step 14 Step 15 W2 W3b W3b W3 W4 W5 Bottom View W6 W7 W4 W1 W1 W4 W6 W1 W4 W1 ...

Page 10: ...ting and bond parts W12a and W12b 21 Fit wing tips to outer ribs W9 by sliding the tab at the front of each wing tip into the notch in ribs W9 The rear of the wing tip W12 will dove tail into the tip of the trailing edge W3 Bond with thin CA 22 Fit part W13 to the TOP of rib W1 Align W13 carefully centering it over the rib The arrow should point toward the leading edge of the wing The rear of W13 ...

Page 11: ...ructions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 11 Step 16 W8 W8 W9 W11 W10 W9 Step 17 Step 18 Step 19 Step 20 Step 21 Step 21 Continued Step 22 W12a W12b W12 W12 W3 W4 W7 W8 W8 W 1 3 ...

Page 12: ... into position and allow to dry prior to bonding 25 Use a sharp knife to remove the tabs from the BOTTOM of each rib 26 Use a sharp knife to remove the central section knock out of rib W1 marked Remove 27 Fit and bond the large BOTTOM sheeting W15 to the BOTTOM of the wing The opening in W15 should line up directly over the etched area on W6 Bond with thin CA Sand the trailing edge of W15 to flow ...

Page 13: ...Build Instructions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 13 Step 22 Continued W13 F4a W14 Step 23 Step 24 Step 25 Step 26 Step 27 Step 28 W 1 3 W15 Step 22 Continued W3 sand ...

Page 14: ...3 Assemble the rudder over the plan from parts R1 through R4 Bond with thin CA 34 Refer to the Tape Hinge Diagram on the detail sheet and sand a 45 degree bevel in the leading edge of the rudder Leave the trailing edge square 35 Assemble and bond the ailerons over the plan and bevel the leading edges When preparing to bevel the ailerons lay them on the table next to each other so that you have a L...

Page 16: ...s in the center hole of the bell crank arrange tube perpendicular to flat surface of ply bell crank B and bond with a small drop of medium CA on each side of tube 41 Fit the short end of the provided mounting pins into each end of the tube and orient as shown 42 Fit the assembly to the opening in the fuselage nesting the mounting pins in their slots Secure the assembly by applying small drops of m...

Page 17: ...Build Instructions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 17 Step 37 Step 38 Step 39 Step 40 Step 41 Step 42 Step 43 Step 44 LEADING EDGE LEADING EDGE FUSELAGE FRONT ...

Page 18: ...rod exit slots in the rear portion of F13 and F15 are not blocked by the fuselage Square the wing with the fuselage as viewed from the front and above When you are satisfied that the wing is correctly positioned bond it to the fuselage by applying a thin bead of medium CA along the joint between the wing and both sides of the fuselage Control Surfaces 49 Refer to the Tape Hinge Diagram on the deta...

Page 20: ...15 wire and shrink with a heat gun When cool remove the wire and cut the tube into 1 2 in lengths 57 Study the Pushrod Detail on the detail sheet and make a small snake bend in one end of a length of 0 015 wire part A Poke a hole in the covering over the exit slot on the BOTTOM of the wing to the RIGHT of the fuselage Carefully twist the snake bend end of the wire to fish it through the slot Feed ...

Page 21: ...ions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 21 Step 52 Continued Step 53 Step 54 Step 55 Step 56 Step 57 Step 58 Step 59 Bottom View Bottom View Top View LEFT LEFT RIGHT RIGHT Bottom View ...

Page 22: ...n tubes about midway between the wing and the control surfaces Bond the tubes to the sides of the fuselage with small drops of medium CA Ensure that no glue enters the tubes and that the pushrod can move freely through the tubes 63 Make a Z bend in one end of a short length of 0 015 wire Fit this Z bend to the center hole on the aileron servo 64 Make a Z bend in the end of another short length of ...

Page 23: ...Build Instructions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 23 Step 60 Step 61 Step 62 Step 62 Continued Step 63 Step 64 Step 65 Step 66 Bottom View Top View LEFT ...

Page 24: ... 72 Connect the aileron servo lead to one of the two sockets behind the elevator servo Exactly which one is the correct one will be determined after you have powered up your radio system Study the receiver diagram on the detail sheet and connect the motor lead to the receiver The female connector on the receiver has three holes The motor lead will connect to the two innermost holes with the black ...

Page 25: ...Build Instructions September 8 2011 c 2011 Stevens AeroModel all rights reserved Page 25 Step 67 Step 67 Continued Step 68 Step 69 Step 70 Step 71 Step 72 Step 73 Aileron Ports Motor Conn Velcro ...

Page 26: ...ve pre flight check these are some of the major items that you should consider using when developing your own pre flight check list Get in the habit of always pre flighting your models before each and every flight Weight and Balance Check the RingRat RC 050 s balance The model should balance 1 inch behind the leading edge of the wing Use a permanent marker or trim tape to mark the underside of the...

Page 27: ...the wind With rudder elevator control and no ailerons setting up landings in cross winds should be avoided until you are comfortable with the model s in flight behavior Congratulations You ve completed your first flight s on your Stevens Aero RingRat RC 050 If your first flight was a bit more exciting than you d have liked and are having problems with erratic flight performance please inspect your...

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