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Glider
version/Hidden EDF version
NOTE: Slicing only
works with CURA!
www.planeprint.com
the ONLY place where you can get
original Planeprint STL fi les legally!

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Summary of Contents for PLANEPRINT Slingsby T31 Cadet

  • Page 1 Glider version/Hidden EDF version www.planeprint.com NOTE: Slicing only the ONLY place where you can get works with CURA! original Planeprint STL fi les legally!
  • Page 2 LW-PLA CARBON SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 3 RECEIVER 5 Channel (Glider Version)/6 Channel (EDF Version) SERVOS 5 pieces like MODSTER MEX 55MG BB, Corona 929MG, 939MG, Hitec HS-5070MH or equivalent Maximum dimensions:: max. 30 mm max. 14 mm SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 4 3D printer is a very complex and extensive process. Therefore, we appeal to your fairness not to forward the STL data you have acquired to third parties. Thank you for your understanding and have fun with your PLANEPRINT MODEL! SLINGSBY T31 CADET PRINTING &...
  • Page 5 PROFILE P1_Fullbody PLA or Tough PLA The following parts must be sliced with the PROFILE P1_Fullbody. Please note the additional settings for the individual parts! P1_EDF mount_sy.stl MATERIAL PLA, Weight: ~ 5 g ADDITIONAL SETTINGS None required This part is only necessary for EDF version! P1_Parts 1_sy.stl MATERIAL...
  • Page 6 P1_Parts 2_sy.stl MATERIAL PLA, Weight: ~ 12 g ADDITIONAL SETTINGS None required P1_RC mount_sy.stl MATERIAL PLA, Weight: ~ 7 g ADDITIONAL SETTINGS None required This part is only necessary for EDF version! SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 7 Please note the additional settings for the individual parts! P1_Rim_sy.stl MATERIAL PLA, Weight: ~ 2 g ADDITIONAL SETTINGS None required P1_Skid_sy.stl MATERIAL PLA, Weight: ~ 10 g ADDITIONAL SETTINGS • Wall Line Count: 6 SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 8 Please note the additional settings for the individual parts! P1_Tower_sy.stl MATERIAL PLA, Weight: ~ 10 g ADDITIONAL SETTINGS • Wall Line Count: 6 P1_Trolley Rims_sy.stl MATERIAL PLA, Weight: ~ 14 g ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 9 The following parts must be sliced with the PROFILE P1_Fullbody. Please note the additional settings for the individual parts! P1_Wingservo mount_sy.stl MATERIAL PLA, Weight: ~ 12 g ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 10 Please note the additional settings for the individual parts! P2_Cockpits_sy.stl MATERIAL PLA, Weight: ~ 8 g ADDITIONAL SETTINGS None required P2_Nose_sy.stl MATERIAL PLA, Weight: ~ 17 g ADDITIONAL SETTINGS • Wall Line Count: 3 SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 11 Please note the additional settings for the individual parts! P2_Parts_sy.stl MATERIAL PLA, Weight: ~ 15 g ADDITIONAL SETTINGS None required P2_Servo board_sy.stl MATERIAL PLA, Weight: ~ 3 g ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 12 P2_Stand_sy.stl MATERIAL PLA, Weight: ~ 41 g ADDITIONAL SETTINGS None required P2_Strut_sy.stl MATERIAL PLA, Weight: ~ 6 g ADDITIONAL SETTINGS • print this STL 4 times • Wall Line Count: 6 SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 13 PLA or Tough PLA The following parts must be sliced with the PROFILE P2_HOLLOWBODY. Please note the additional settings for the individual parts! P2_Trolley_sy.stl MATERIAL PLA, Weight: ~ 39 g ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 14 MATERIAL TPU A95, Weight: ~ 6 g ADDITIONAL SETTINGS • Wall Line Count: 4 • Top Layers: 4 • Bottom Layers: 4 • Infill Density: 15 % • Infill Pattern: Gyroid SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 15 TPU A95, Weight: ~ 3 g ADDITIONAL SETTINGS • Infill Density: 15 % • Combing Mode: All P4_Trolly Belt_sy.stl MATERIAL TPU A95, Weight: ~ 3 g ADDITIONAL SETTINGS • Wall Line Count: 8 SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 16 Please note the additional settings for the individual parts! P4_Trolly Tire_sy.stl MATERIAL TPU A95, Weight: ~ 3 g ADDITIONAL SETTINGS None required P4_Wingparts TPU_sy.stl MATERIAL TPU A95, Weight: ~ 3 g ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 17 P5_Aileron 1-R_sy MATERIAL LW-PLA, ~ 9 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required P5_Aileron 2-L_sy.stl and P5_Aileron 2-R_sy MATERIAL LW-PLA, ~ 8 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 18 P5_Aileron 3-L_sy.stl and P5_Aileron 3-R_sy.stl MATERIAL LW-PLA, ~ 6 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required P5_Elevator-L_sy.stl and P5_Elevator-R_sy.stl MATERIAL LW-PLA, ~ 8 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 19 P5_Fin EDF_sy.stl MATERIAL LW-PLA, ~ 2 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required P5_Fus 1_sy.stl MATERIAL LW-PLA, ~ 58 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 20 LW-PLA, ~ 58 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required P5_Fus 3 Glider_sy.stl P5_Fus 3 EDF A_sy.stl MATERIAL LW-PLA, ~ 68 or 62 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 21 *Weighed (approximate guideline) ADDITIONAL SETTINGS None required This part is only necessary for EDF version! P5_Fus 4 Glider_sy.stl P5_Fus 4 EDF_sy.stl MATERIAL LW-PLA, ~ 44 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 22 P5_Fus 5_sy.stl MATERIAL LW-PLA, ~ 28 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required P5_HS-L_sy.stl and P5_HS-R_sy.stl MATERIAL LW-PLA, ~ 11 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 23 P5_Interconnects_sy.stl MATERIAL LW-PLA, ~ 2 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required P5_Rudder 1_sy.stl MATERIAL LW-PLA, ~ 7 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 24 LW-PLA, ~ 5 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required P5_Thrust tube EDF_sy.stl MATERIAL LW-PLA, ~ 11 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required This part is only necessary for EDF version! SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 25 Wing 1-R: Back Right P5_Wing 2-L_sy.stl and P5_Wing 2-R_sy.stl MATERIAL LW-PLA, ~ 50 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS • Z Seam Position: Wing 2-L: Back Right Wing 2-R: Back Left SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 26 P5_Wing 3-R_sy.stl MATERIAL LW-PLA, ~ 43 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required P5_Wing 4-L_sy.stl and P5_Wing 4-R_sy.stl MATERIAL LW-PLA, ~ 24 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 27 Basic settings for LW-PLA: Please follow the instructions in our WINGTEST AND CALIBRATION TOOL on our website for correct adjustment! P5_Wing 5-L_sy.stl and P5_Wing 5-R_sy.stl MATERIAL LW-PLA, ~ 15 g* *Weighed (approximate guideline) ADDITIONAL SETTINGS None required SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 28: Basic Information

    The remaining top surface is about 1 mm thick. To compensate for this, you can move the new part to be printed down the Z axis in Cura by 1 mm. Glue joint Broken part Glue joint SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 29: Wings Assembly

    Fill the gaps between the PLA and LW parts with thin CA glue. P2_Parts_sy.stl P5_Wing 1-L_sy.stl P2_Parts_sy.stl Do NOT glue the two wing parts together! P5_Wing 1-R_sy.stl P5_Wing 2-L_sy.stl P4_Wingparts TPU_sy.stl SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 30 CA glue run into the gap of the 6mm carbon tube. P5_Wing 5-L_sy.stl The tube must be well bonded to the wing. Do the same for Wing 4. SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 31: Installing The Hinges

    Then push the aileron all the way to the wing and wait until the glue is dry. SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 32: Fuselage Assembly

    This PLA part (Screw 2) is only loosely attached and only fi xed when the fl ap is folded P1_EDF mount_sy.stl into the fuselage. It prevents the fl ap from opening too far. SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 33 P5_Fus 2_sy.stl P5_Fus 3 Glider_sy.stl P5_Fus 2_sy.stl P5_Fus 2_sy.stl Remove support. Please be careful P5_Fus 1_sy.stl with the knife! P5_Interconnects_sy.stl P5_Fus 5_sy.stl STEP 1 STEP 2 P2_Nose_sy.stl P5_Fus 5_sy.stl Steel wire Ø0.8*45mm SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 34: Tailplane Assembly

    P1_Parts 2_sy.stl The gap between HS and elevator P1_PARTS 1_SY.STL STEP 1 must be 1 mm wide. Use the two spacers P5_HS-L_sy.stl for mounting. for mounting. STEP 2 P2_Parts_sy.stl P5_Elevator-L_sy.stl Topside P4_Hinges_sy.stl SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 35 Glue all four struts together with the carbon rods. 4 times P2_Strut_sy.stl Carbon rod Ø2.5*375mm Tapping screws Ø2*16mm P1_Parts 1_sy.stl P2_Parts_sy.stl P1_Skid_sy.stl Tapping screw Ø2*16mm P1_Parts 2_sy.stl P4_TPU Skid_sy.stl Tapping screws Ø2*10mm Metal screw 3*20mm P4_Tire_sy.stl P1_Rim_sy.stl SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 36 CA glue. P2_Cockpits_sy.stl P2_Cockpits_sy.stl Before gluing, protect the glass with a piece of adhesive tape so that the glue cannot create clouds on the glass. STEP 1 STEP 2 SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 37: Wing Mount

    P1_Parts 1_sy.stl Fuselage side Fuselage side Wing side Solder a socket for the other servo cable. Solder a socket for the other servo cable. SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 38 Wing servos P2_Strut_sy.stl P2_Strut_sy.stl P1_Wingservo mount_sy.stl P1_Parts 2_sy.stl P1_Parts 2_sy.stl P1_Parts 2_sy.stl Steel wire Ø0.8mm SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 39 Tailplane linkage P1_Parts 2_sy.stl Steel wire Ø0.8*1000mm Tapping screws Ø2*20mm SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 40 Fuselage servos Rudder servo Tow servo P2_Servo board_sy.stl Elevator servo Tow coupling Steel wire Ø0.8mm SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 41: Wing Assembly

    Bend two steel wires as shown here in original size. Bend a „double bend“ in the middle that holds the wire. “ in the middle that holds the wire. Metal screws 3*20mm SLINGSBY T31 CADET SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL PRINTING & ASSEMBLING MANUAL ©...
  • Page 42 40% less power! Also seal the cables at the outlet Also seal the cables at the outlet with adhesive tape. Intake Ring Screw the EDF unit tight on the left and right. SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 43 Glue the battery plate and the Receiver controller plate to the fuselage. Attach the battery with Velcro and the controller with cable Battery ties. Note that the battery must not slip backwards even during jerky tows! SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 44 STEP 2 Engage the trolley belt in the tow release. The trolley must now stay on the fuselage by itself and will be released via the remote control shortly after take-off. SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 45: Tips For Flying

    The Slingsby T31 Cadet has no flaps but it is great for sideslip as a braking aid. To reduce altitude on approach, angle the wings with the aileron and correct with the rudder in the other direction to maintain the desired flight direction.
  • Page 46: Technical Specifications

    If one wing is heavier, correct this with a small weight on the wingtip. Lead In the nose there is a lead chamber with which you can infl uence the CG. SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 47 Rudder right 50 mm right Tow coupling Expo setting AILERON 30 % ELEVATOR 30 % RUDDER 20 % (for some remote controls a minus has to be in front of the number) SLINGSBY T31 CADET PRINTING & ASSEMBLING MANUAL © PLANEPRINT...
  • Page 48 3D printing Always keep the transmitter switched on when the model will not be replaced by PLANEPRINT.com in any way. is switched on. When operating, always keep a safe distance from your Always remove the battery before disassembling the model.

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