Century Helicopter Products Hummingbird Elite 3D Pro Assembly And Instruction Manual Download Page 7

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Main rotor head assembly (9-1, 9-2, 9-3, 9-4, 9-5)

Using the built

Upper Main Frame

and the built

Rotor Head Assembly

. Most of the

remaining items from bag CNE313 will be needed here.

33) Insert CNE314

Swashplate

to the

Main Shaft

directly under the Rotor Hub

Collar. There are three control balls on the Swashplate outer arms and one

straight guide. Insert the

Straight Guide

of the swashplate to the

Antirotation

Bracket

There are two

Brass Washers

, two

Black Washers

and one 11.70mm

Jesus Pin

parts bag CNE313.

34) Insert the

Swashplate

to the

Main Shaft

followed by the

Main Shaft Collar

and

Brass Washer

below the

Main Shaft Collar

. Start the

M3x3 Set Screw

into the

Main Shaft Collar

(do not tighten until 9-5).

35) Insert the

Main Shaft

into the

Mast Tower

, sliding it through ﬂush to the bottom

of the

Upper Frame Plate

& ball bearing.

36) Open parts bag CNE319

Tail Crown Gear

. Insert it between the

Upper Frame

Plate

and the

Large Beveled Gear

to allow the gear teeth to mesh (9-2).

Teeth of the

Tail Crown Gear

should be facing away from the

Upper Frame Plate

37) Insert the

Main Shaft

through the

Tail Crown Gear

. Slide the two

Black

Washers

in CNE313 onto the

Main Shaft

below the

Tail Crown Gear

. Open

parts bag CNE250

Autorotation Hub & Gear

. Insert the black

Autorotation

Locking Insert

into the gear into the one-way bearing with the opening facing

outward. Slide the

Autorotation Hub & Gear

onto the

Main Shaft

to allow the

tapered aluminum portion

of the

Autorotation Hub

to touch one of the

Black

Washers

38) Expose the bottom hole of the

Main Shaft

. Insert the supplied 4.70mm

Jesus

Pin

into the bottom hole in the

Main Shaft

, align the

Jesus Pin

to the opening

in the

Autorotation Locking Insert

and pull upward on the rotor head to lock the

Jesus Pin

in place.

39) Insert 7.80mm

Jesus Pin

found in CNE313 into the

Main Shaft

above the two

Black Washers.

Use long nose pliers to guide the

Jesus Pin

through the lower-

middle hole of the

Main Shaft

40) Align the

Jesus Pin

to the opening in the

Tail Crown Gear

and pull the shaft

assembly upward locking the

Jesus Pin

in place.

41) (Both lower

Jesus Pins

are now aligned and the gear train is ﬂush to the

bottom

Bearing

of the

Upper Frame Plate

). Move the

Main Shaft Collar

the lowest position on the

Main Shaft

pressing the

Brass Washer

against the

upper

Bearing

inside the

Mast Tower

. Locktite and tighten the

M3x3 Set Screw

to complete the assembly (the gear train at this time should have virtually no

vertical movement / play).

Section 9: Main Gear Train Assembly

Bags Used:

CNE313, CNE314, CNE319, CNE250

Tail Crown Gear

#CNE319

Swashplate

#CNE314

Main Shaft Collar

#CNE313

Jesus Pin

#CNE250

M3x3 Set

Screw

#CNE313

Tail Crown Gear

#CNE319

Jesus Pin

#CNE313

Black Washers (2)

#CNE313

Autorotation Hub & Gear

Assembly (tapered portion)

#CNE250

Brass

Washer

#CNE313

Rotor Hub

Collar

#CNE303

Large Beveled

Tail Drive Gear

#CNE305

Autorotation

Locking Insert

#CNE250

Autorotation Hub

#CNE250

Autorotation

Gear #CNE250

Main Shaft Collar

#CNE313

LOCK

TITE

9-1

9-2

9-3

9-4

9-5

Summary of Contents for Hummingbird Elite 3D Pro

Page 1: ...r ensure top performance MAX MAIN ROTOR RPM 3000 RECOMMENDED MOTOR HIMAX 4100 MAIN ROTOR DIAMETER 520mm LENGTH 485mm WEIGHT 360 380g with electronics and battery Century Helicopter Products Designed and Developed in USA Copyright June 2005 All rights reserved Revision 1 0 SPECIFICATIONS Fax 408 451 1156 Web www centuryheli com Century Helicopter Products 1740 C Junction Ave San Jose CA 95112 Assem...

Page 2: ...Seesaw Shaft collar 5 Main Rotor Head Assembly 6 Gear Train Assembly 7 Combining Major Assemblies 8 Rotor Head Pushrods 8 Tail Rotor Assembly 9 Always turn your transmitter on before powering the model Always turn off the model by disconnecting the helicopter battery prior to turning off the transmitter Always start the helicopter with throttle in the low position Always perform a pre ﬂight inspec...

Page 3: ...racket Twist until slots on the Tail Boom ﬁt snugly in place inside the Tail Boom Brace Bracket Secure the Tail Boom with the supplied M3x3 Set Screws found in the parts bag CNE310 screw bag Battery Holders CNE320 Flanged Ball Bearing CNE213F Mast Tower CNE309 Motor Mount CNE310 Tail Boom Brace Bracket CNE310 Tail Drive Shaft Bearing CNE315 Swashplate Antirotation Bracket CNE216 Tail Boom Slotted ...

Page 4: ...2 4 3 9 Slide one of the CNE213 Bearing over the Tail Drive Shaft 10 Open parts bag CNE305 Tail Drive Gear Set CNE305 includes a bag with 3x M2x2 Set Screws put these screws into a container or open the bag when it s ready to be use 11 Get the Small Beveled Gear and insert it into the rear section of the Tail Drive Shaft Make sure that the head is ﬂush with the tip of Tail Drive Shaft Place a smal...

Page 5: ...protrude from the large slots of the CNC Rotor Hub Short ends will protrude from the small slots 22 Remove the Head Button from on top of the CNC Rotor Hub and insert the Inner Seesaw Assembly and align it with the Center Pivot Joiner Attach the Inner Seesaw Assembly to the Center Pivot Joiner using the supplied M2x7 Countersunk Screws from bag CNE306 Once completed replace the Head Button onto th...

Page 6: ...f the screws completing the Main Blade Grip assembly 28 Insert the Outer Seesaw Assembly over the Inner Seesaw Assembly Note The set screws installed on the Outer Seesaw Assembly should be oriented upright 29 Align the Center Pivot Joiner Inner Seesaw Assembly and Outer Seesaw Assembly in order to insert CNE304 Flybar through the Seesaw Assembly Insert Flybar through all of the above 30 Measure th...

Page 7: ...Main Shaft to allow the tapered aluminum portion of the Autorotation Hub to touch one of the Black Washers 38 Expose the bottom hole of the Main Shaft Insert the supplied 4 70mm Jesus Pin into the bottom hole in the Main Shaft align the Jesus Pin to the opening in the Autorotation Locking Insert and pull upward on the rotor head to lock the Jesus Pin in place 39 Insert 7 80mm Jesus Pin found in CN...

Page 8: ...y and to the Control Balls on the Swashplate inner race Section 11 Rotor Head Linkage Bags Used CNE307 Short Double Link CNE307 Long Adjustable Link CNE307 Long Solid Link CNE307 1 on each side Swing Arm CNE306 Brass Washer CNE313 Upper Frame Assembly M2x5 Machine Screw CNE310 2 M3x18 Machine Screws CNE301 2 43 Mount the Motor using the Motor Mount Spacers and M3x18 Machine Screws provided in CNE3...

Page 9: ... Gear in place When removing this assembly in the future use heat from a soldering iron place it on top of the M2x2 Set Screw to heat away the locktite 51 Use an hobby knife to create shallow parallel grooves in the Clamping Portion of the Tail Boom Attach the Tail Gearbox to the Tail Boom Use a thin layer of medium strength CA glue on the Outer Rim of both sides of the Tail Gearbox Also use CA gl...

Page 10: ...using the provided M2x6 Machine Screws 55 Install CNE322 Tail Rotor Blades to the Tail Blade Grips using the provided M2x7 Machine Screws The curved leading edge portion of the Tail Rotor Blades must turn clockwise when viewing the helicopter from the right side 10 Note CNE209 is not used until the 3D Pro 95 ARF instruction manual After completing step 55 check over each step for completeness and ...

Page 11: ...Notes 11 ...

Page 12: ...gs Tail Gear Box Set CNE302 CNE306 Seesaw Assembly Tail Drive Shaft Gears CNE305 CNE308 CNE313 Tail Drive Shaft Set CNE318 CNE323 Bottom Plate Flanged Bearing Flanged 3x6mm 1pc CNE213F CNE252 Lightning Brushless Main Motor Canopy Decal CNE327 Auto Rotation Hub Gear CNE250 CNE216 Antirotation Bracket CNE201 Head Axle Dampeners CNE207 Flybar Paddles Main Shaft Bearings 3x6mm 2pc CNE213 Machined Meta...

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Century Helicopter Products Hummingbird Elite 3D Pro, Assembly And Instruction Manual

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