Cobra Helicopter Goblin 500 Manual Download Page 11

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Socket Head Cap

Screw M2.5x15mm

(HC028-S)

Socket Head Cap Screw

M2.5x6mm

(HC018-S)

Socket Head Cap Screw M2.5x15mm

Socket Head Cap Screw M2.5x6mm

Finishing C Washer M2.5

48T Pulley

(H0214-S)

Flanged Bearing

8x 12x3.5mm

(HC418-S)

One Way Bearing

8x 12x12mm

(HC440-S)

48T Pulley Assembly

.....x1

.....x2

48T Pulley

Assembly

28T Pulley

(H0218-S)

Sensor Support

(H0224-S)

Metric Hex Nylon

Nut M8 H6.5

(HC224-S)

Nylon Screw

M8x14mm

(HC164-S)

Block Nut

(H0267-S)

Finishing C Washer

M2.5

(H0255-S)

Socket Head Cap

Screw M2.5x8mm

(HC020-S)

Swashplate Anti-Rotation Guide

(H0244-S)

Socket Head Cap Screw M2.5x8mm

.....x1

Note: Small Diameter Facing UP

Page 9

Chapter 5, Transmission Assembly

Summary of Contents for Goblin 500

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Page 3: ...g on your helicopter please refer to page 26 Thank you for your purchase we hope you enjoy your new Goblin helicopter SAB Heli Division Chapter 13 Installation of the FBL System Chapter 14 Boom Assembly Chapter 15 Battery Canopy Chapter 16 In Flight Chapter 17 Maintenance Chapter 18 Exploded views Chapter 19 Spare parts Main rotor diameter 1138mm with 500mm blades Main blade length 500mm Tail roto...

Page 4: ... the manufacturer You hereby agree to release SAB Heli Division from any responsibility or liability arising from the use of this product SAFETY GUIDELINES Fly only in areas dedicated to the use of model helicopters Follow all control procedures for the radio frequency system It is necessary that you know your radio system well Check all functions of the transmitter before every flight The blades ...

Page 5: ... corner of the page at the beginning of every chapter TOOLS LUBRICANTS ADHESIVES Generic pliers Hexagonal driver size 1 5 2 2 5 3 4 mm 4mm T Wrench 5 5mm Socket wrench for M3 nuts 7mm Hex fork wrench for M4 nuts Medium threadlocker eg Loctite 243 Strong retaining compound eg Loctite 270 Spray lubricant eg Try Flow Oil Synthetic grease eg Tri Flow Synthetic Grease Grease eg Vaseline Grease Cyanoacr...

Page 6: ...process of the carbon parts often leaves micro burrs and sharp edges We recommend de burring the edges to minimize the risks of electrical wire cuts etc Copyright 2013 SAB Heli Division All rights reserved Page 4 Chapter 4 Carbon Frame ...

Page 7: ...attery Support Assembly Socket Head Cap Screw M2 5x8mm HC020 S Finishing Washer M2 5 H0255 S Finishing Washer M2 5 H0255 S Finishing Washer M2 5 x8 Socket Head Cap Screw M2 5x8mm HC020 S Detail A Battery Block H0256 S A NOTE We recommend drilling 4 holes approximately 2 5 3 mm to facilitate the installation of the ESC See page 20 Do not install these bolts yet Main Frame Assembly Copyright 2013 SA...

Page 8: ...er M3 H0007 S Seft Tapping Hex Socket Screw M3x10mm HC136 S Landing Gear Support H0262 S CF Red Landing Gear H0285 S CF Yellow Landing Gear H0241 S Seft Tapping Hex Socket Screw M3x10mm HC136 S Finishing Washer M3 H0007 S CF Landing Gear Assembly Landing Gear Support H0262 S Detail A Frame Grommet HA021 S A Copyright 2013 SAB Heli Division All rights reserved Page 6 Chapter 4 Carbon Frame ...

Page 10: ... S Socket Head Cap Screw M2 5x8mm HC020 S Servo Support Assembly Washer 8x 14x0 2mm HC228 S Use additional shims to remove any axial play Socket Head Cap Screw Shouldered M3x22mm HC083 S Metric Hex Nylon Nut M3H4 HC206 S Metric Hex Nylon Nut M2 5H3 5 HC200 S Secondary Shaft H0221 S 62T Main Gear H0209 S Main Shaft H0222 S 18T Pinion H0210 S Socket Head Cap Screw M3x10mm Socket Head Cap Screw M2 5x...

Page 11: ... HC440 S 48T Pulley Assembly x1 x1 x2 48T Pulley Assembly 28T Pulley H0218 S Sensor Support H0224 S Metric Hex Nylon Nut M8 H6 5 HC224 S Nylon Screw M8x14mm HC164 S Block Nut H0267 S Finishing C Washer M2 5 H0255 S Socket Head Cap Screw M2 5x8mm HC020 S Swashplate Anti Rotation Guide H0244 S Socket Head Cap Screw M2 5x8mm x1 Note Small Diameter Facing UP Copyright 2013 SAB Heli Division All rights...

Page 12: ...ble to shorten the motor shaft Follow the dimensions given in this drawing For the cut you can use an electric tool like a Dremel with a cut off disc Additionally ensure the motor shaft has an appropriate flat for one of the set screws Motor Support H0211 S Set Screw M4x15mm HC154 S Finishing Washer M2 5 H0255 S Set Screw M4x4mm Flat Head Cap Screw M3x5mm x2 x4 x2 x2 x2 x2 x2 Bushing 5x 6x18mm H02...

Page 14: ...6x2 5mm HC400 S Spacer Arm 2 5x4x6 3mm H0253 Spacer Arm 3x5x2 7mm H0134 Main Blade Grip Assembly Bearing 8x 14x4mm HC417 S Radius Arm x 2 Assembly Linkage Rod M2 5x33mm H0237 S Approx 62mm Radius Arm Assembly H0204 S Oring HC330 S Socket Head Cap Screw M2 5x18mm HC032 S Main Blade Arm H0203 S Socket Head Cap Screw M3x8mm HC050 S Spacer 11x 13 8x0 5mm H0226 S Socket Head Cap Screw M2 5x15mm HC028 S...

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Page 16: ...embly Socket Head Cap Screw M2x6mm HC004 S Flanged Bearing 7x 11x3mm HC416 S x2 Spacer 2x 3x3mm H0076 S Note Smaller ID Thrust Bearing 4x 9x4mm HC434 S Uniball M2 5x 5H6 H0064 S Socket Head Cap Screw M2x6mm HC004 S x4 Tail Pitch Slider Link Assembly Tail Pitch Slider 01 H0233 S Tail Pitch Slider 02 H0233 S Tail Pitch Slider Assembly Note It is a normal for the tail to feel a bit tight after initia...

Page 17: ...C400 S Spacer Arm 2 5x 4x6 3mm H0253 S Uniball M3x 4 H5 H0279 S Bell Crank Lever H0234 S Bell Crank Lever Assembly Socket Head Cap Screw M2 5x6mm x2 x3 Socket Head Cap Screw M2 5x6mm HC018 S Set Screw M3x8mm HC148 S Socket Head Cap Screw M2 5x18mm HC032 S Flanged Bearing 5x 13x4mm HC412 S Bell Crank Lever Assembly Tail Side Plate Assembly Yellow Vertical Fin H0242 S Red Vertical Fin H0281 S Tail S...

Page 18: ...mm Uniball M2 5H6 H0064 S Tail Servo Socket Head Cap Screw M2 5x12mm HC026 S Tail Servo Socket Head Cap Screw M2 5x8mm HC020 S Finishing C Washer M2 5 H0255 S Socket Head Cap Screw M2 5x8mm HC020 S Canopy Positioner H0217 S Socket Head Cap Screw M2 5x8mm HC020 S Finishing C Washer M2 5 H0255 S Socket Head Cap Screw M2 5x8mm x8 Finishing C Washer M2 5 x6 Copyright 2013 SAB Heli Division All rights ...

Page 19: ...H0245 S Socket Head Cap Screw M2 5x8mm HC020 S Socket Head Cap Screw M2 5x8mm x6 Servo Mounting The servo linkages must be aligned correctly In order to do this you must chose from one of the options shown here Figure 3 shows the installation of the servos at 120 degrees Note that the distance between the carbon fiber servo mount and the center of the ball should be 18 5mm Figure 4 shows 4 differe...

Page 20: ...HC082 S Socket Head Cap Screw M2 5x12mm HC026 S Metric Hex Nylon Nut M3 HC206 S Approx 44 5mm Swashplate Assemly Plastic Ball Link H0066 S Swashplate Assemly H0201 S 53mm Preliminary Head Setup Adjust the linkages as shown You can change the tracking without disconnecting the plastic ball links by inserting a small tool through the rod hole and turning it Left Thread Right Thread Metric Hex Nylon ...

Page 21: ...your required flight performance The Goblin has many possible reduction ratios at your disposal It is possible to optimize any moror and battery combination It is recommended to use wiring and connector appropriate for the currents generated in a helicopter of this class If you are using a head speed calculator which requires a main gear and pinion tooth count use 165 teeth for main gear this take...

Page 22: ...n page 5 you can easily fasten the ESC with cable ties as shown in figures 2 and 3 Figure 4 You can see the wiring for connecting the ESC to the central unit Use cable ties to fasten the wires as indicated by the arrows Figure 5 Route the ESC throttle wire as shown you can use hot glue to keep the wire in place Figure 6 You can install a BEC if required as shown Copyright 2013 SAB Heli Division Al...

Page 23: ...st be very tight Make sure to tighten all screws and nuts Figure 1 shows the correct wiring for the motor We recommend to use heat shrink in the joins between the motor and the ESC wires Check for proper vertical alignment of the motor pulley Simply turn the motor several times by hand in the direction of normal rotation counter clock wise when viewed from above and check to see if the belt is ali...

Page 24: ...tc However a two unit flybarless system can also be installed For one unit systems the unit is installed as shown in position 1 Fig 1 Two unit systems can be installed as follows control unit in position 1 and sensor in position 2 or vice versa Fig 1 See Fig 2 3 4 Position 3 and 4 can be used for a Spektrum sattelite Fig 1 FBL Copyright 2013 SAB Heli Division All rights reserved Page 22 Chapter 13...

Page 25: ...ap M3x10mm HC056 S Plastic Ball Link H0066 S Threaded Rod M2 5x40mm HC242 S Tail Push Rod 4x 2 5x596mm HC235 S Locking Element Tail H0249 S Metric Hex Nylon Nut M3 HC206 S Locking Element Tail Assembly x2 Metric Hex Nylon Nut M3 x4 DETAIL B Install H0260 S On The Boom Before mounting H0260 on the boom we recommend to first tighten the M2 5 screw into the hole to open up the threads a bit This will...

Page 26: ... For additional safety install the boom bolt safety lock Fig 3 Tail Belt Tension Make sure the boom is assembled and installed correctly Loosen up the tail case by loosening the 4 M3 screws Mount the tail belt on the front pulley making sure the direction of rotation is correct Fig 4 Adjust the belt tension by pulling on the tail case Tighten the 4 M3 screws Check that the tail output shaft is per...

Page 27: ...4 and pull IMPORTANT Make sure the battery is locked in place before flight the battery tray must be inside the slots on both sides When removing the battery pull gently on the locking lever using excessive force can break the area of carbon that supports the locking lever damaging the quick release mechanism The canopy touches the frames on the Goblin this is normal and expected as it is part of ...

Page 28: ...rect tracking of the main blades On the Goblin 500 in order to correct the tracking adjust the main link rod as shown in figure 3 The threads are opposite one side clock wise and the other side counter clock wise this system allows for continuous fine adjustments of the length of the control rod it is not necessary to detach any of the ball links The tail of the Goblin 500 is quite unique in the s...

Page 29: ...k could result in a future crash if a carbon servo mount breaks in flight In Flight The Goblin 500 has been tested at head speeds as low as 1800 rpm and as high as 3000 rpm However due to the nature of the head and dampening system the model could exhibit swaying phenomena at some lower head speeds between 1800 rpm and 2400 rpm This phenomena is noticeable in the elevator axis and can present itse...

Page 30: ... Finishing Washers M2 5 12 8 H0256 Battery Block Aluminum 1 9 H0258 Battery Support Sx Plastic 1 10 H0259 Battery Support Sx Plastic 1 11 H0262 Landing Gear Supports Plastic 2 12 HC005 Button Head Cap Screws M2x5mm 1 13 HC004 Socket Head Cap Screws M2x6mm 1 14 HC020 Socket Head Cap Screws M2 5x8mm 12 15 HC026 Socket Head Cap Screws M2 5x12mm 4 16 HA021 Canopy Grommet Rubber 2 17 H0007 Finishing Wa...

Page 31: ...et Head Cap Screws M2 5x6mm 5 42 H0250 FBL Support 1 43 HC234 Washer 10x 16x0 1mm 1 44 H0287 Boom Bolt Safety lock 1 TRANSMISSION ASSEMBLY POS COD Name Specification Quantity 1 H0207 Bearing Support 1 2 H0208 Servo Support 1 3 H0209 Main Gear 62T 1 4 H0210 Pinion 18T 1 5 H0211 Motor Support 1 6 H0212 Main Structure 1 7 H0214 Pulley 48T 1 8 H0215 Pulley 18T 1 9 H0218 Pulley 28T 1 10 H0221 Secondary...

Page 32: ...mm 2 21 HC005 Button Head Cap Screws M2 x 5mm 6 22 HC004 Socket Head Cap Screws M2 x 6mm 3 Head System POS COD Name Specification Quantity 23 HC022 Socket Head Cap Screws M2 5 x 10mm 18 24 HC026 Socket Head Cap Screws M2 5 x 12mm 2 25 HC028 Socket Head Cap Screws M2 5 x 15mm 2 26 HC032 Socket Head Cap Screws M2 5 x 18mm 2 27 HC044 Socket Head Cap Screws M3 x 6mm 3 28 HC050 Socket Head Cap Screws M...

Page 33: ...12 Flanged Bearings 5 x 13 x 4mm 2 50 HC416 Flanged Bearings 7 x 11 x 3mm 2 51 HC434 Thrust Bearings 4 x 9 x 4mm 2 52 HA022 Double Sided Tapes 2 TAIL SYSTEM POS COD Name Specification Quantity 1 H0007 Finishing Washer M3 Aluminum 4 2 H0062 Spacer 7 x 9 x 5mm 2 3 H0064 Uniball M2 5H6 2 4 H0279 Uniball M3x4 5H5 1 5 H0066 Plastic Ball Linkages Plastic 2 6 H0076 Spacer 2 x 3 x 3mm 2 7 H0216 Tail Case ...

Page 34: ...10x 19x5mm Main Structure H0212 S 1 x Motor Support 2 x Spring de 5 df 0 3 LL6 2 x Spring de 3 df 0 53 LL35 2 x Washer 4 3x 11x1mm 2 x Metrix Hex Nylon Nut M4H5 2 x Socket Head Cap M2 5x8mm 2 x Finishing Washer M2 5mm 2 x Set Screw M4x15mm Motor Support H0211 S 1 x 18T Pinion 1 x Socket Head Cap Screw M2 5x15mm 1 x Metric Hex Nylon Nut M2 5H3 5 1 x Washer 8x 14x0 2mm 18T Pinion H0210 S 1 x 18T Pul...

Page 35: ... 01 1 x Tail Pitch Slider 02 1 x Tail Pitch Slider 03 2 x Flanged Bearing 7x 11x3mm 1 x Bell Crank level 2 x Tail Pin 2 x Flanged Bearing 2 5x 6x2 5mm 1 x Spacer Arm 2 5x 4x6 3mm 1 x Socket Head Cap Screws M2 5x18 1 x Uniball M3x 4 H5 Bell Crank Level H0234 S Tail Pitch Slider H0233 S 21T Pulley H0230 S 1 x Main Frame Main Frame H0240 S 6 x Spacer 54mm Spacer 54mm H0239 S 2 x Linkage Rod M2 5x33mm...

Page 36: ...x Boom Botl Safety Lock 1 x Socket Head Cap Screw M2 5x6mm Block Nut H0267 S Spacer 4x 18x1 H0265 S Column H0263 S Landing Gear Support H0262 S 1 x Yellow Black Canopy 2 x Canopy Groummet 1 x Canopy Mouse Yellow Black Canopy H0268 S Red White Canopy H0271 S 1 x White Red Tail Boom 2 x Nylon Screw M8x14mm 2 x Metric Hex Nylon Nut M8H6 5 2 x Locking Element Tail 4 x Metric Hex Nylon Nut M3 2 x Doubl...

Page 37: ...Nuts M4 H5 4 x Metric Hex Nuts M8 H6 5 4 x Shim Washers 8x 14x0 2mm HC154 S 5 x Button Head Cap Screws M6x10mm 5 x Set Screws M4x4mm 5 x Set Screws M4x15mm 5 x Socket Head Cap Screw Shouldereds M3x20mm HC082 S 5 x Socket Head Cap Screws M2 5x18mm 5 x Socket Head Cap Screws M3x6mm 5 x Socket Head Cap Screws M3x10mm 5 x Socket Head Cap Screw Shouldereds M3x22mm HC146 S 5 x Set Screws M2 5x15mm HC111...

Page 38: ...er 2 x Hex Wrenches 2 5mm White Tail Blades 80 4 x Bearings 10x 19x5mm HA016 S HC403 S 1 x Plastic Wrench Nut M8 M6 HA021 S HA023 S 3 x Straps Goblin 500 HA904 S Manual Goblin 500 BW5080 BW0500 White Main Blades 500 HC330 S 4 x Damper Orings HC330 2 x Damper Orings HC334 5 x Canopy Grommets 1 x Canopy Mousse 80cm 2 x Bearings 8x 16x5mm HC419 S 2 x Bearings 8x 14x4mm HC417 S 4 x Flanged Bearings 5x...

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