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Forum: Walkera Helis - Dragonfly, etc..

09-17-2008, 07:57 AM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

To everyone who is tired of loosing those rotor head bearings, I think I have found a fix. use a small strip of duct tape to wrap around the rotor head and the bearing put tape between the rotor head...

Forum: Walkera Helis - Dragonfly, etc..

08-13-2008, 08:02 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

before you sell it try the 3 cell lipo i put it in mine and it is the difference between night and day 1/4 throttle is more than enough to make this puppy hum. the additional weight did not bother it.

Forum: Walkera Helis - Dragonfly, etc..

03-14-2008, 07:14 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

does anyone know where you can get the metal ball links that attach to the rotor head from the swashplate there are 2 and when the head pops off they seem to disappear.

Forum: Walkera Helis - Dragonfly, etc..

02-25-2008, 06:47 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

J b weld is an epoxy which comes in 2 tubes a white substance and black when mixed it sets up in about 6 to 8 hrs so you want to do this to one of your spare rotor cores nay hardware store should...

Forum: Walkera Helis - Dragonfly, etc..

02-23-2008, 03:52 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

jb weld here fixes the weak spot on these cores but you put it on before you use it

Forum: Walkera Helis - Dragonfly, etc..

02-21-2008, 01:58 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

marc i found using jb weld held mine together very well. Most epoxy types wont stick to the plastic but jb weld does a great job, also stopped the rotor core breakage with the same stuff just build...

Forum: Walkera Helis - Dragonfly, etc..

02-02-2008, 06:17 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

if anyone out there has experienced loss of tail rotor authority intermittently, the most probable cause is the tail motor. These motors are not known for their longevity. I had this happen to me...

Forum: Walkera Helis - Dragonfly, etc..

01-23-2008, 10:28 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

anyone experience no right rudder control ( intermittent) on the 4? it seems to have a mind of its own and is most noticeable as the power drops off but not always.

Forum: Walkera Helis - Dragonfly, etc..

01-03-2008, 06:45 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

ordered parts from U.S. hobby on the 30th got them today great prices and fast shipping plus the 2 4 1 deal is unbeatable.
Thanks Mike

Forum: Walkera Helis - Dragonfly, etc..

01-01-2008, 05:15 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

check the main rotor core piece at the top it sets into the blade holder and if the piece that goes into the two bearings breaks it will fly well sometimes and the shake violenty at others times i...

Forum: Walkera Helis - Dragonfly, etc..

12-29-2007, 03:04 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

where is the cheapest place to get parts for the 4 and what other birds parts will interchange my closet hobby shop is 20 miles from here and I don't think he has any heli parts to speak of. The...

Forum: Walkera Helis - Dragonfly, etc..

12-27-2007, 07:43 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

thanks for the input love this forum tons of good info. will get some tubing tomorrow, and give it a shot.

Forum: Walkera Helis - Dragonfly, etc..

12-27-2007, 05:31 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

Whats everyone using for the stupid rubber grommet on the tail rotor. i've lost two already and canibalized the canopy for those, almost looks like a servo grommet. suggestions?

Forum: Walkera Helis - Dragonfly, etc..

12-26-2007, 08:23 AM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

This works on motors that are truly brushed (carbon or like composite) but on small motors such as the stock tail motor on the four I don't think it will have any effect because the brushes are...

Forum: Walkera Helis - Dragonfly, etc..

12-24-2007, 04:36 PM

Replies: 9,493

Walkera #4 Fixed Pitch Helicopter Forum

Views: 852,070

Posted By bitzernohelp

RE: Walkera #4 Fixed Pitch Helicopter Forum

had the same problem it was the tail motor, took the little devil apart and discovered what a piece of junk it was brushes have the strength of light bulb filaments so get yourself a couple of them....

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