Author Topic: HBX VRX-1 truggy  (Read 3896 times)

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Offline AHLWallace

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HBX VRX-1 truggy
« on: July 01, 2008, 04:05:30 AM »
I've had mine for a couple of months now and getting a bit worried about the unavailability of spares from Nitrotek.co.uk.   :(

Anyone have any advice on compatible parts from other truggies?


Offline Laughing Potato

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Re: HBX VRX-1 truggy
« Reply #1 on: July 01, 2008, 07:00:53 AM »
I guess you have had problems getting spares from Nitrotek then?

Try these guys, although I have no idea what they are like
http://www.thegoodiesmartrc.co.uk/b8-nitro-buggy-vrx-2-spare-parts-214-c.asp

They sell the truggy, but don't seem to carry the parts %*% They may be able to get them though.
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Offline Big_Mr_V

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Re: HBX VRX-1 truggy
« Reply #2 on: July 01, 2008, 11:28:48 AM »
I think they're just a Nitrotek dealer, so unless they have what you want in stock they will be waiting on Nitrotek too.....

Offline AHLWallace

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Re: HBX VRX-1 truggy
« Reply #3 on: July 01, 2008, 11:35:38 PM »
I guess you have had problems getting spares from Nitrotek then?

Try these guys, although I have no idea what they are like
http://www.thegoodiesmartrc.co.uk/b8-nitro-buggy-vrx-2-spare-parts-214-c.asp

They sell the truggy, but don't seem to carry the parts %*% They may be able to get them though.


Don't get me wrong.. Nitrotek sell a fantastic range of spare for the models that they sell.
I was just unfortunate that the couple of spares I needed were not available.  I was having trouble with my servos juddering and the throttle going to full when I was only steering.  Though it was the servo and tried to get a new one.  Thankfully the delay gave me time to think about it properly and narrow it down to the tranmitter/receiver  (tx wouldn't steer left and rx causing throttle probs >:( )

Looking forward to getting my Acom 2.4Ghz system and getting the truggy up and running again.

Offline Big_Mr_V

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Re: HBX VRX-1 truggy
« Reply #4 on: July 02, 2008, 06:11:31 AM »
So what spares are you after then?

Offline Laughing Potato

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Re: HBX VRX-1 truggy
« Reply #5 on: July 02, 2008, 07:08:07 AM »
(tx wouldn't steer left and rx causing throttle probs >:( )


The standard radio gear in the VRX of models is poor. IMO they should have been sold ARTR and the price lowered by £20.00. The servos and and radio quality really left the package down, you rarely hear of any other issues with the kits.
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Offline Big_Mr_V

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Re: HBX VRX-1 truggy
« Reply #6 on: July 02, 2008, 03:08:41 PM »
If you're just after a tranny and receiver then you're better of getting something else for now mate. I've got a decent 27mhz set you can have for a very reasonable price... 10 model memory, LED screen, etc, etc
Otherwise plenty of cheap sets on Ebay mate

Offline AHLWallace

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Re: HBX VRX-1 truggy
« Reply #7 on: July 03, 2008, 12:31:44 AM »
Loving the kit.  And as it's been said earlier... The radio gear has let it down. 

I'm well impressed with the engine.  When it was being run in I was fighting the urge just to go full throttle and rag it around the park.   :D

Big_Mr_V:  Thanks for the offer but I've just ordered the Acom 2.4Ghz system from Modelsport.co.uk.  Hoping it will solve my probs.  (Fingers crossed)  :)

Offline Dagger Thrasher

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Re: HBX VRX-1 truggy
« Reply #8 on: July 03, 2008, 10:20:51 AM »
You'll have to let us know how you get on with the Acoms set...it's by far the cheapest 2.4Ghz system out there, so it'll be interesting to see if it's any good. Let's hope that, for your sake, it is. O0
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Offline AHLWallace

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Re: HBX VRX-1 truggy
« Reply #9 on: July 12, 2008, 10:24:25 PM »
I've been looking through lots of tips and hints on engine tuning, but can't find anything saying anything specific to fuel %age and size of engine.

Can anyone offer a decent temp for the SH .28 engine that's on this machine and running on 16% fuel?

Also....  I've heard that you can tune your engine purely on the engine temp. Any truth to this? ???

Offline Big_Mr_V

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Re: HBX VRX-1 truggy
« Reply #10 on: July 12, 2008, 10:38:23 PM »
No.... You can use engine temp as a guide, but every engine will run slightly different at different temps - even 2 engines that are the same will need to be tuned slightly differently.

Basically, you want a good trail of smoke with good consistent performance and keep your temps below about 250 degrees F. I've had cars before that run great at about 200, while others have needed to be up to 260 to get the best out of them. As I said, temp is a guide only....

Offline AHLWallace

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Re: HBX VRX-1 truggy
« Reply #11 on: July 12, 2008, 10:43:12 PM »
Gotcha  O0 thanks for that.  Had a funny feeling it sounded too good to be that easy.

Seen the help in the workshop section, and I think I'll stick to that.

Offline Stumungous

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Re: HBX VRX-1 truggy
« Reply #12 on: July 13, 2008, 06:26:41 AM »
Personally I'd run the SH on 20% that'd make it not only would it improve performance but it'll keep it running cooler too.

Excellent engines SH's, mine was until it decided to die anyway! 2:)

Offline goodiesmartrc

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Re: HBX VRX-1 truggy
« Reply #13 on: July 19, 2008, 03:37:40 PM »
I think they're just a Nitrotek dealer, so unless they have what you want in stock they will be waiting on Nitrotek too.....



Hi all

One of our main suppliers are Nitrotek, I have just checked the stock and Nitrotex are only out of 4 items across the whole range of spares for the VRX1 Truggy, we will be adding to our store soon and also stocking more spares as we are planning to open a retail unit in October, if you get stuck please send us an email and we will try and help out  :)

Many Thanks

Nigel

The Goodies Mart


Offline Stumungous

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Re: HBX VRX-1 truggy
« Reply #14 on: July 19, 2008, 08:41:32 PM »
I think they're just a Nitrotek dealer, so unless they have what you want in stock they will be waiting on Nitrotek too.....



Hi all

One of our main suppliers are Nitrotek, I have just checked the stock and Nitrotex are only out of 4 items across the whole range of spares for the VRX1 Truggy, we will be adding to our store soon and also stocking more spares as we are planning to open a retail unit in October, if you get stuck please send us an email and we will try and help out  :)

Many Thanks

Nigel

The Goodies Mart




Now there's support for you! By the way welcome to the forum Nigel/TGM don't forget to introduce yourself ;)

Offline blueisbetter

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Re: HBX VRX-1 truggy
« Reply #15 on: July 22, 2008, 10:00:44 AM »
we have more upgrades in stock for the vrx truggy

cvd centre shafts
cvd rear drive shafts
alloy rear hub carriers
alloy centre diff carrier/stand
carbon fibre radio tray
carbon top plate / over steering rack

Offline AHLWallace

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Re: HBX VRX-1 truggy
« Reply #16 on: September 30, 2008, 09:09:30 PM »
I'm learning the hard way that all engines need a good run in period. I thought I'd run in enough with the 5 tank method, but according to a neighbour I needed to do it longer.  The give away was the fact that the fuel was still coming out the exhaust as a thick gloppy yellow mess.  Lesson learnt and looking forward to getting my VRX-1 run in proper.  :)

Offline Laughing Potato

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Re: HBX VRX-1 truggy
« Reply #17 on: September 30, 2008, 10:39:20 PM »
I'm learning the hard way that all engines need a good run in period. I thought I'd run in enough with the 5 tank method, but according to a neighbour I needed to do it longer.  The give away was the fact that the fuel was still coming out the exhaust as a thick gloppy yellow mess.  Lesson learnt and looking forward to getting my VRX-1 run in proper.  :)



Have you leaned the engine after running the five tanks of fuel?
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Offline AHLWallace

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Re: HBX VRX-1 truggy
« Reply #18 on: October 01, 2008, 02:56:56 AM »
We did try to lean the engine, but it would either rev to full throttle or just cut out depending on the very small adjustments we were making on the HSN.  That's why he recommended that i try to run it in more. 

It's always been a bit of a pain just getting it to run long enough to use a decent amount of fuel.  Constantly having to start it up when the engine died.  So I guess the engine never really got up to working temp, hence the longer run in period??

I've got a lot of patience, and will try my best not to break the engine before i get a good use out of it.  Just jealous of the fact that my friend has 3 machines that he runs outside my house.  Don't think he's doing it to rub it in at all.  :upset:

Offline Laughing Potato

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Re: HBX VRX-1 truggy
« Reply #19 on: October 02, 2008, 08:16:26 AM »
It could be an airleak, inconsistent revs is a good sign of that. Remove the carb and smear light grease around the sean. Do the same for the backplate and ensure the cooling head is fully secured to the engine. Double check the glowplug is tight, and may be worth changing to eliminate as a problem in any event.
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Offline ye_man

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Re: HBX VRX-1 truggy
« Reply #20 on: October 03, 2008, 02:17:19 AM »
nitrotek are pretty good when it comes to selling kits,parts are quite good too, however when it comes to any problems after sales (ie the ***ty electrics)they dont want to know, you get nothng but verbal abuse i have had the vrx pro and a very good friend of mine bought the vrx truggy in both kits the electric pack is shocking it lasted about 1/2 a gallon if that, by the time you replace them your talking another £100+ you might as well go and buy something decent like a hobao hpi or  a hong nor, their atitude after sales is SHOCKING be prepared for court case threats too keep WELL  AWAY and im talking from experience with them. :-- :--

Offline AHLWallace

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Re: HBX VRX-1 truggy
« Reply #21 on: February 09, 2009, 12:21:37 PM »
 :biggrin:
I have gotten my truggy up and running at last!!!   :biggrin:   Well, a friend at work did.  But the main thing is that the car is now running long enough to have had at least five tanks of fuel through the engine.   Time now to start tuning it and seeing what the full potental of the VRX is.  If this is what it is like when it hasn't been tuned, I can't wait to see how it runs when it has been tuned.    >:D

Keep you posted

Offline nearn_1996

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Re: HBX VRX-1 truggy
« Reply #22 on: February 01, 2011, 06:40:09 PM »
nitrotek are pretty good when it comes to selling kits,parts are quite good too, however when it comes to any problems after sales (ie the ***ty electrics)they dont want to know, you get nothng but verbal abuse i have had the vrx pro and a very good friend of mine bought the vrx truggy in both kits the electric pack is shocking it lasted about 1/2 a gallon if that, by the time you replace them your talking another £100+ you might as well go and buy something decent like a hobao hpi or  a hong nor, their atitude after sales is SHOCKING be prepared for court case threats too keep WELL  AWAY and im talking from experience with them. :-- :--


very true, ame story with me, i brought the vrx-1 truggy and withing 2 hours of driving it all fell apart, the engine wouldnt start and the gears all shaved themself, and i didnt even make it throught the break in period, i only drove it on flat grass for the 5 tanks of fuel it had, i tried for parts but the nitrotek staff just said it was misuse and werent prepaired to do anything (this is after spending a whole day tring to get through to them and 50+ attempts), my advice would be to get rid of it and buy something better like a hpi savage or a traxxas t-maxx, after nearly 18 months in the sport i have never owned a stronger car than a hpi firestorm or a traxxas t-maxx