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HD Helicopters HD 750 CELL DBDS Assembly Manual

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HD 750 CELL DBDS Assembly Manual V1
PLEASE CAREFULLY READ AND UNDERSTAND THESE INSTRUCTIONS BEFORE ASSEMBLY
Copyright 2016. All rights reserved by HD-Helicopters GmbH.
www.hd-helicopters.com

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Summary of Contents for HD Helicopters HD 750 CELL DBDS

  • Page 1 HD 750 CELL DBDS Assembly Manual V1 PLEASE CAREFULLY READ AND UNDERSTAND THESE INSTRUCTIONS BEFORE ASSEMBLY Copyright 2016. All rights reserved by HD-Helicopters GmbH. www.hd-helicopters.com...
  • Page 2 Verwendungshinweise: Diese Anleitung beinhaltet detaillierte Anweisungen, um den HD 750 CELL DBDS korrekt aufzubauen und einzustellen. Bitte folgen Sie den Instruktionen genau, um die bestmögliche Performance und mechanische Exaktheit des fertigen Modelles zu erhalten. Für die erfahrenen Modellhelikopterpiloten empfehlen wir ausdrücklich, sich genau an die Schritte und Hinweise in der Anleitung zu halten, um das bestmögliche Endresul- tat zu bekommen.
  • Page 3 HD 750 Cell DBDS Assembly Manual Benötigte Werkzeuge zum Aufbau Benötigte Komponenten, um den HD750 flugfertig aufzubauen CCPM, PCM oder 2,4 Ghz Funkfernsteuerung mit 3 x standard-Servo und 1 x Standard oder Midi Heck-Servo 3 Achsen Flybarless-System KONTRONIK Pyro 700-45 to 850-40 Brushless Außenläufer-Motor (falls nicht im Set enthalten)
  • Page 4 HD 750 Cell DBDS Assembly Manual For the correct assembly and safe flying of your HD750 Model, this manual uses this symbol where special attention is required. Failure to carry out the instructions at this point in the assembly will result in an electronic and/or mechanical failure or possible injury.
  • Page 5 HD 750 Cell DBDS Assembly Manual Items required to complete the HD 750 Cell DBDS -CCPM compatible PCM or 2,4Ghz Radio System with 3 x Standard-Servos and 1 x Standard Tail Servo (not included) -3 axis Virtual Flybar System (not included)
  • Page 6 HD 750 Cell DBDS Step 1 Landing Skid Parts: 2 x HD750-2061 Skid 2 x HD750-2021 Skid Mount D912-M4x6 4 x D912-M4x6 Cap Bolt Assemble Skids as shown us- HD750-2021 ing Loctite 243 on all bolts. Tighten M4 cap bolts with the HD750-2061 assembly on a flat surface.
  • Page 7 HD 750 Cell DBDS Step 2 Main Frame & Battery Sliders Parts: 2 x HD750-2001 Main Frames 2 x HD750-2018 Battery Rails 7 x HD750-2043 Frame Spacers HD750-2001 4 x D7991-M3x8 Taper Head Bolt 4 x D934-M3 Nut 4 x D912-M4x6 Cap Bolt...
  • Page 8 HD 750 Cell DBDS Step 3 Tail Belt Guide Assembly Parts: 2 x HD750-2023 Adjuster Mount 4 x HD750-2033 Bearing Spacer 2 x HD750-2041 Guide Pulley 4 x F683-2Z Bearings 4 x D912-M3x18 Grub Screws D912-M3x45 2 x D912-M3x45 Cap Bolt...
  • Page 9 HD 750 Cell DBDS Step 4 Boom Clamps Parts: 2 x HD750-2022 Boom Clamps 2 x HD750-2027 Pinch Bolts 1 x HD750-2014 FBL Mount HD750-2014 4 x D912-M4x12 Cap Bolt 4 x D125-4.3 Washer 4 x D934-M4 Nuts D912-M4x12 Install the FBL Plate (HD750-...
  • Page 10 HD 750 Cell DBDS Step 5 ESC Mounting Plate Parts: 1 x HD750-2012 ESC Mount 1 x HD750-2013 CF Mount 2 x HD750-2015 Spacers HD750-2012 4 x D912-M3x8 Cap Bolt Install both CF plates before installing the spacers as shown. Do not tighten the...
  • Page 11 HD 750 Cell DBDS Step 6 Tail Box Assembly Parts: 1 x HD750-3001 Tail Box 1 x HD750-3023 BC Mount HD750-3001 2 x D912-M2.5x8 Cap Bolt D912-M2.5x8 Install Tail Control Bell crank Mount (BC Mount) as shown. (*PLEASE NOTE THE...
  • Page 12 HD 750 Cell DBDS Step 7 Tail Assembly Parts: 1 x HD750-3002 Tail Spindle 1 x HD750-3005 Tail Pulley 1 x HD750-3006 Tail Spacer 2 x MF-126 2Z Bearing 1 x D6325-2x12 Lock Pin HD750-3002 1 x D913-M2x5 Grub Screw Install Tail Spindle bearings as shown.
  • Page 13 HD 750 Cell DBDS Step 8 Tail Pitch Slider Parts: 2 x HD750-3035 Pitch Arms 1 x HD750-3051 Slider Housing 1 x HD750-3052 Slider Bushing D912-2x8 1 x HD750-3053 Pitch Slider 1 x HD750-3055 Spacer 9930XX 1 x HD750-1019 Spacer...
  • Page 14 HD 750 Cell DBDS Step 9 Bell crank & Pitch Slider Parts: 1 x HD750-3025 Spacer 1 x HD750-3026 Bellcrank 1 x HD750-3027 Spacer 1 x HD750-3028 Bushing 2 x MF 683-2Z Bearings 1 x D912-M3x25 Cap Bolt HD750-3028 MF 683-2Z...
  • Page 15 HD 750 Cell DBDS Step 10 Tail Grip Assembly Parts: Use Loctite 243 6 x HD750-1019 Spacer Use Loctite 648 1 x HD750-3004 Tail Hub 2 x HD750-3033 Blade Grip 2 x HD750-3034 Spacer 4 x MR 105 2Z Bearing...
  • Page 16 HD 750 Cell DBDS Step 11 Tail Belt & Guide Roller Parts: F_682_X_2Z 2 x HD750-1019 Spacer 1 x HD750-1054 Tail Belt HD750-1019 1 x HD750-3007 Guide Pulley 1 x HD750-3008 Spacer 2 x F_682_X_2Z Bearing 1 x D912-M2.5x30 Cap Bolt 1 x D985-M2.5 Lock Nut...
  • Page 17 HD 750 Cell DBDS Step 12 Tail Boom Parts: 1 x HD750-2068 Tail Fin HD750-3009 1 x HD750-3009 Rod Guide 1 x HD750-3056 Tail Boom 2 x D912-M3x6 Cap Bolt 2 x D912-M3x8 Cap Bolt 1 x D912-M2.5x8 Cap Bolt D912-M2.5x8...
  • Page 18 HD 750 Cell DBDS Step 13 Mating the Boom By following this step you will find the mechanical assembly will drop into place with ease after it’s assembly. Insert Tail Boom into boom clamps please take note to set the boom at Important! 90°...
  • Page 19 HD 750 Cell DBDS Step 14 The Cell Parts: 1 x HD750-2004 Upper Cell FRT 1 x HD750-2005 Lower Cell FRT 1 x HD750-2007 Upper Cell Rear 1 x HD750-2011 Lower Cell Rear 1 x HD750-2024 Center Cell Tower 2 x HD750-2025 Spacer...
  • Page 20 HD 750 Cell DBDS Step 15 Pulley Stack Parts: 1 x HD750-2000 Tail Pulley 1 x HD750-2010 Lower Bearing Block HF1216 2 x HD750-2035 Spacer HD750-2044 1 x HD750-2038 Main Pulley 61801_2Z 1 x HD750-2044 Mainshaft 1 x HD750-2045 Retainer...
  • Page 21 HD 750 Cell DBDS Step 16 Secondary Shaft Parts: 1 x HD750-2009 Support Block 1 x HD750-2016 Secondary Shaft 1 x HD750-2028 Secondary Pulley 1 x HD750-2030 Spacer HD750-2016 1 x HD750-2032 Spacer 1 x 698_2Z Bearing 1 x M4x8 Button Head Bolt 1 x D125-4.3 Washer...
  • Page 22 HD 750 Cell DBDS Step 17 Secondary Shaft Parts: 1 x HD750-2008 Primary Belt 1 x HD750-2029 Primary Pulley 1 x HD750-2032 Spacer 1 x D912-M3x20 Cap Bolt 1 x D934-M3 Nut HD750-2008 HD750-2029 HD750-2032 Slide the primary belt over the drive...
  • Page 23 HD 750 Cell DBDS Step 18 Servo Installation TIP: Use a ball driver from the angle Parts: shown to make servo installation easy! 3 x HD750-2054 47mm Turnbuckle 6 x HD750-2066 Servo Plate 12 x D912-M2.5x10 Cap Bolt 3 x D912-M2x10 Cap Bolt...
  • Page 24 HD 750 Cell DBDS Step 19 Gear Pack Install Parts: 1 x HD750-2046 Collar 1 x HD750-2035 Spacer 1 x D912-M3x10 Cap Bolt Apply a small amount of oil to the mainshaft before installing the entire assembly into the cell. When install-...
  • Page 25 HD 750 Cell DBDS Step 20 Motor Support & Secondary Belt Parts: D912-M3x16 1 x HD750-2003 Motor Support 1 x HD750-2048 Secondary Belt 1 x 698-2Z Bearing 4 x D912-M3x16 Cap Bolt 4 x D125-3.2 Washer D125-3.2 Optional Bearing available for...
  • Page 26 HD 750 Cell DBDS Step 21 Secondary Adjuster Parts: 1 x HD750-2023 Adjuster Slide 1 x HD750-2040 Roller 2 x HD750-2033 Spacer 2 x F_623-2Z Bearing 1 x D912-M3x55 Cap Bolt 1 x D985-M3 Lock Nut 2 x D125-3.2 Washer D912-M3x55 D125-3.2...
  • Page 27 HD 750 Cell DBDS Step 22 Swashplate Parts: 1 x HD750-1022 Upper Swash 1 x HD750-1023 Bearing Retainer D7991-M2x12 1 x HD750 1024 Lower Swash 1 x HD750-1025 Swash Guide Ball 6 x HD750-2069 Pivot Ball 4 x D7991-M2x12 Taper Head Bolt...
  • Page 28 HD 750 Cell DBDS Step 23 Swash and Guide Parts: 1 x HD750-1000 Swash Assembly 1 x HD750-2020 Swash Guide HD750-1000 2 x D912-M3x10 Cap Bolt To install the swash plate slide it onto mainshaft and attach ball links. HD750-2020 Install the Swash Guide as shown us- ing Loctite on the bolts.
  • Page 29 HD 750 Cell DBDS Belt Reference Copyright 2016 All rights reserved by HD-Helicopters. www.hd-helicopters.com Page 28...
  • Page 30 HD 750 Cell DBDS Step 24 Cell Installation Parts: 2 x HD750-2070 Canopy Mount 2 x HD750-2071 Canopy Spacer 9 x D912-M3x8 Cap Bolt 2 x D912-M3x10 Cap Bolt 2 x D912-M3x12 Cap Bolt 1 x D913-M3x10 Stud 5 x D913-M3x18 Stud...
  • Page 31 HD 750 Cell DBDS Step 25 Secondary Belt Adjustment Parts: Important!!! Take care to ensure the adjuster is Now you can adjust the parallel to the mainshaft and frame secondary drive belt mov- this will keep the belt riding in the ing the guide roller inward correct position on the pulleys.
  • Page 32 HD 750 Cell DBDS Step 26 Tail Control Rod Parts: 1 x HD750-3057 Carbon Rod 2 x HD750-3058 End Cap 2 x 993010 Ball End 2 x D912-M3x10 Cap Bolt D912-M3x10 HD750-3057 Thread M3x10 cap screw thru the end caps before in-...
  • Page 33 HD 750 Cell DBDS Step 27 Tail Servo Mount Assy Parts: 1 x HD750-2026 Servo Mount 2 x HD750-2066 Servo Plate 4 x D912-M3x8 Cap Bolt D912-M2.5x8 4 x D912-M2.5x8 Cap Bolt Front D912-M3x8 Install your tail servo on top of...
  • Page 34 HD 750 Cell DBDS Step 28 Parts: D912-M2x10 4 x D912-M3x8 Cap Bolt 2 x D912-M2x10 Cap Bolt 1 x D934-M2 Nut D934-M2 2 x 912-M3x20 Cap Bolt 2 x D985-M3 Nut 2 x HD500-3035 Blade Spacer Start by installing the control...
  • Page 35 HD 750 Cell DBDS Step 29 Tail Control 90° Set to 90° 900mm Copyright 2016 All rights reserved by HD-Helicopters. www.hd-helicopters.com Page 34...
  • Page 36 HD 750 Cell DBDS Step 30 Tail Belt Adjustment Using the 18mm Set Screws Using the 18mm Set tighten the tail belt. Make sure Screws tighten them the pulleys are square to the to ad tension to the frame and confirm the belt is...
  • Page 37 HD 750 Cell DBDS Step 31 Motor Mount and Pulley Parts: 1 x HD750-2002 Motor Mount 1 x HD750-2006 Drive Pulley 4 x D912-M4x10 Cap Bolt 2 x D913-M3x6 Grub Screw Install your motor onto the 1.5mm gap from pulley to mount...
  • Page 38 HD 750 Cell DBDS Step 32 Motor Install Parts: 4 x D912-M3x20 Cap Bolt 4 x D125-3.2 Washer Move the lower support forward and slide motor assembly down into place. Apply Loctite to the motor mount hardware before adjusting the main belt. Finally tighten upper and lower mounts.
  • Page 39 HD 750 Cell DBDS Step 33 ESC Installation Time to install your ESC. If you are using a Kontronik, the ESC Mount will bolt directly to the Kosmik 160, 200 or Cool Kos- mik. Other speed controls can (Not Included)
  • Page 40 HD 750 Cell DBDS Step 34 Main Rotorhead Parts: 1 x HD750-1001 Head Block 1 x HD750-1002 Spindle 2 x HD750-1003 Spindle Washer 4 x HD750-1004 Spacer 4 x HD750-1005 Shim HD750-1002 2 x HD750-1006 Damper HD750-1006 2 x HD750-1007 Blade Grip...
  • Page 41 HD 750 Cell DBDS Step 35 Washout Arms Parts: 2 x HD750-1009 Washout Arm D912-M2.5x20 2 x HD750-1015 Spacer 2 x HD750-1016 Spacer 2 x HD750-1017 Washout Link 2 x HD750-1018 Spacer 4 x HD750-1019 Spacer 2 x 9930090 Ball Link HD750-1019 2 x D912-2.5x20 Cap Bolt...
  • Page 42 HD 750 Cell DBDS Step 36 Installation of Rotor Head Parts: 2 x HD750-1026 Turnbuckle D912-M5x35 4 x 9930110 Ball Link Shoulder Bolt 1 x D912-M4x20 Cap Bolt 1 x D934-M4 Nut 2 x D912-M5x35 Shoulder Bolt D985-M5 2 x D985-M5 Locking Nut...
  • Page 43 HD 750 Cell DBDS Step 37 Initial Setup Prior to doing any set up, 90° pull the main shaft 0° up and tighten 90° the lock collar. Use Loctite 243 for the collar screw. Main shaft must not show vertical play.
  • Page 44 HD 750 Cell DBDS Step 38 Battery Latch Parts: 1 x HD750-2017 Tray HD750-2056 2 x HD750-2055 Holder 1 x HD750-2056 Latch 1 x D6325-3x18 Pin HD750-2055 1 x D-075B Spring 4 x D7991-M2x8 Taper Head Bolt 2 x D913-M2x3 Grub...
  • Page 45 HD 750 Cell DBDS Step 39 Recommended Wire locations Yellow Motor to ESC ESC to Battery Blue ESC to FBL Green Servo to FBL Be sure to secure all wires to not allow mechanical interfer- ence. Copyright 2016 All rights reserved by HD-Helicopters. www.hd-helicopters.com...
  • Page 46 HD 750 Cell DBDS Step 40 Canopy Grommets Parts: 2 x HD500-2029 Canopy Grommets Important!!! Always make sure the canopy is secure before each flight. HD500-2029 Carefully install the Canopy Grom- mets into the canopy before mounting it on the helicopter.
  • Page 47 HD 750 Cell DBDS Info Data Overall Length ~1970 mm Overall Height ~400 mm Overall Width ~180 mm Main Rotor Diameter ~1700mm (750 mm Blades) Tail Rotor Diameter ~300 mm Copyright 2016 All rights reserved by HD-Helicopters. www.hd-helicopters.com Page 45...
  • Page 48 HD 750 Cell DBDS Info Data Main Blade Size 690mm to 766mm Tail Blade Size 115mm to 126mm Battery 12 to 14s Lipo 3700 to 5000 mAh Motor Kontronik Pyro 700-45 to 850-40 Motor Shaft 45mm x 8mm Optional Bearing Available to run motors...
  • Page 49 HD 750 Cell DBDS Set Up 1 thru 6 FINAL SERVO AND RADIO SETUP Note: always have the motor unplugged from the ESC when performing radio checks. 1. Check servo directions: With the transmitter and receiver switched on, move each control and check the swash plate and tail pitch slider move in the correct directions.
  • Page 50 HD 750 Cell DBDS Set Up Continued 7. Throttle curve: It is very important to match the throttle curve to the pitch curve. The rotor head should not exceed 2,450 RPM under any circumstance. NOTE: Throttle curve values can vary greatly due to brush- less motor and ESC combinations and so it is necessary to ne tune the settings by test flying to achieve the best results.
  • Page 51 HD Helicopters GmbH Germany WWW.HD-HELICOPTERS.COM...