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-   -   Kenworth 850 Off Highway (https://www.rctruckandconstruction.com/showthread.php?t=5939)

steamer 03-03-2013 08:11 PM

Re: Kenworth 850 Off Highway
 
Reg, You didn't by accident get her locked in between two different gears did you. That happened to me once. Blew fuses like crazy till I found that out. Also try putting it out of gear and see if the spindle still turns free.

RCP57 03-04-2013 05:24 AM

Re: Kenworth 850 Off Highway
 
Quote:

Originally Posted by steamer (Post 80034)
Reg, You didn't by accident get her locked in between two different gears did you. That happened to me once. Blew fuses like crazy till I found that out. Also try putting it out of gear and see if the spindle still turns free.

Unfortunately no. Everything turns freely and was working perfect when I shut it off. It has a very faint smell of burnt electronics so I'm thinking it's something bad. I paid $5 for a pair of fuses so I don't want to try another set until I speak to the dealer. I bought two pairs but that cleaned out the only place I could find them... Stupid China crap!

tracksntreadslou 03-10-2013 11:33 AM

Re: Kenworth 850 Off Highway
 
Oh my Reg your tread made it to the second page ..time to bump it up ..miss having you post pics every day ..Better get that darn mill back up and running huh ..BTW steller work ..

RCP57 03-10-2013 11:49 AM

Re: Kenworth 850 Off Highway
 
Haha, I know Lou! Parts for the mill should be here this week so I have my fingers crossed that it will be back up and running soon. At least the dealer is working with me. The parts would have been here now but they(family operation) were headed to Taiwan for business and won't be back until tomorrow morning. They are going to strip parts off of a new machine for me and ship them out. I've been back at work 12 hours a day this week anyway so no time for fun.... :(

Kingcam2 03-10-2013 01:36 PM

Re: Kenworth 850 Off Highway
 
Hi Reg

Love that work you have put into Making the Kenworth 850 Offroad Highway Truck.

I will say one thing dame boy you are realy good at crafting things.

Can't wait to see your Kenworth 850 Offroad Highway truck with a coat of paint and it first test drive video.

From Cameron.

RCP57 03-12-2013 04:32 PM

Re: Kenworth 850 Off Highway
 
Thanks Cameron,

The parts for my mill should arrive tomorrow but I have a few days off starting today so I started working on the hitch. It looks ugly but I think by the time I am finished it will be OK. The diff gears are in at the hobby shop too so if the mill works I should be able to see this drive by next week...I hope.

http://i1293.photobucket.com/albums/...ps7b3614ee.jpg
http://i1293.photobucket.com/albums/...ps804c1958.jpg
http://i1293.photobucket.com/albums/...ps3599cbe7.jpg
http://i1293.photobucket.com/albums/...ps75e35593.jpg

Thanks for looking!

chaseracer 03-12-2013 06:05 PM

Re: Kenworth 850 Off Highway
 
holy crap reg this looks good. great job wonderful craftsmanship

RCP57 03-14-2013 04:10 PM

Re: Kenworth 850 Off Highway
 
I finally got all the parts that I was waiting for so now when I have some time I should be able to get something done! I built a battery tray today and started working on the drive set up. I had to modify the end of the drill drive so that I could attach the driveshaft. Now I can machine some mounts and lengthen the driveshaft...

This was the most important piece that I was waiting for...well actually this is the piece that was replaced... In the circle you can see an unhappy part...

Reg

http://i1293.photobucket.com/albums/...ps881a33f9.jpg
http://i1293.photobucket.com/albums/...psa4ff53d0.jpg
http://i1293.photobucket.com/albums/...psfae06f20.jpg
http://i1293.photobucket.com/albums/...ps4ed6f9ce.jpg

Espeefan 03-14-2013 09:45 PM

Re: Kenworth 850 Off Highway
 
Good to see you're still making headway, Reg. Looks like a burnt transistor on your circuit board! You are an awesome welder! Your hitch, and the welds on that thing, gezz.... You could weld anything. The battery under the hood really helps put some perspective to the size of your build! Huge!

RCP57 03-15-2013 04:29 AM

Re: Kenworth 850 Off Highway
 
Thanks a lot Nate. It is a "biggin" for sure. It's about 40 inches long now with the hitch on. No more using my car to trasnport these to the shows...unless I use my 1971 Chrysler Newport....I guess it has enough trunk space:D.

It was a bit of a hastle to get the parts for the mill but only because the courier couldn't properly read the address on the package. Anyway after a few phone calls and an extra day:mad: it finally got here yesterday afternoon and within about 15 minutes it was back up and running. Now everytime I turn the power switch on I cringe though. I guess it will take some time to build back my confidence in it. Appearently this isn't a very common occurance so hopefully it doesn't happen again. The warranty runs out in a few weeks so it may be out of my pocket if it does it again.

Reg

RCLogger 03-15-2013 03:12 PM

Re: Kenworth 850 Off Highway
 
Reg
I am not sure if there is enough trees left on the Island to load that MONSTER !

RCP57 03-15-2013 05:22 PM

Re: Kenworth 850 Off Highway
 
Quote:

Originally Posted by RCLogger (Post 81439)
Reg
I am not sure if there is enough trees left on the Island to load that MONSTER !

We'll find some somewhere... To be honest, I doubt it will haul a full load anyway. The hobby size gears in the diffs have me a little worried...only time will tell...

RCP57 03-16-2013 08:19 AM

Re: Kenworth 850 Off Highway
 
Well I finally have twins....(this is the only kind I want too). They're not identical but they are close enough for the girls I go out with... Video to fallow later...

http://i1293.photobucket.com/albums/...pscfc51c72.jpg
http://i1293.photobucket.com/albums/...ps8f42fb6c.jpg
http://i1293.photobucket.com/albums/...psadd5e510.jpg

Reg

D8R 03-16-2013 08:46 AM

Re: Kenworth 850 Off Highway
 
The bogie assembly looking so good! The only "wrong" with this build is you build to fast, to little photos showing all the steps, like when doing the central gears with housing and other stuffs. If you have more photos, please share with us.
Congrates to the result!
Dan

Espeefan 03-16-2013 08:57 AM

Re: Kenworth 850 Off Highway
 
Looks awesome Reg! Glad you got the mill up and running. I'm sure it will hold together for you, from here on out. Probably just a fluke. Those Savage differentials are pretty strong. I don't know anyone who has ever destroyed them. Even on the go fast brushless Savages, so I'm thinking you'll be surprised how much abuse these can take.

On a different note, why the discoloring on the axle shaft ends? Is that simply from cutting them to length? Pretty hard material?

ihbuilder 03-16-2013 09:55 AM

Re: Kenworth 850 Off Highway
 
Looks good Reg . only way to destroy those savage parts is misalignment . If that will even doo it :eek: I have them in use in my 2 heavy weights and both worked hard around here .

JAMMER 03-16-2013 10:09 AM

Re: Kenworth 850 Off Highway
 
Some very nice work Reg those rear ends look great. Also Reg I saw some Helical Gear set for rears that RC4WD has part #ZG0059 that you may be interested in now or later

RCP57 03-16-2013 12:10 PM

Re: Kenworth 850 Off Highway
 
Thanks guys. I'm not too worried about the HPI pieces(they are in my R18 too) but I am concerned about the pinion gears that I used out front. I think that they won't strip but I'm pretty sure that I will have to weld them to the shafts. I have glued them and used the set screws for now though so we'll see.

The discoloration on the ends of the axles is from welding. I used 1/4" for the axles and 1/2" for the hubs. It was way easier for me to drill and weld on the 1/2" than machine all the axles.

I know I didn't take enough pictures but after not working on this for a couple weeks I was/am in a hurry to get some things happening! Everything will come back apart soon and I will take some "inside pics". My plan is to oil fill these before final assembley.

I just finished the motor/planetary mount...It's been a busy morning:D...just the way I like it!

http://i1293.photobucket.com/albums/...ps81f4a6e4.jpg
http://i1293.photobucket.com/albums/...ps11e51785.jpg
http://i1293.photobucket.com/albums/...pse5c0c689.jpg
http://i1293.photobucket.com/albums/...pse86f45ac.jpg
http://i1293.photobucket.com/albums/...ps189dca26.jpg

and last but not least....http://youtu.be/zWWd4uyGTT0

Thanks for lookin!

doodlebug 03-16-2013 04:36 PM

Re: Kenworth 850 Off Highway
 
Way to go Reg! It's alive:D:D:D:cool: Like the rear suspension.
Cheer's, Neil.

Snochaser 03-16-2013 05:12 PM

Re: Kenworth 850 Off Highway
 
I'm just sitting back watching a beautiful blazing speed build again, now with a video and narrator . ewwww nice. :)

Ben

mog 03-17-2013 09:40 AM

Re: Kenworth 850 Off Highway
 
looking good keep up the good work as for your mill i have the G0704 same thing as your and my rpm read out quit one day just like you said what i was told was that the solder they use over there is junk and some time just re soldering will work plus i have a fan on my motor for extra cooling you should look in to a fan it will help keep you going for the long hall.

RCP57 03-17-2013 03:53 PM

Re: Kenworth 850 Off Highway
 
:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D:D :D:D:D:D

http://youtu.be/CzEctlPR0o0

RCP57 03-17-2013 04:03 PM

Re: Kenworth 850 Off Highway
 
Finished wheel hubs...

http://i1293.photobucket.com/albums/...psc443803d.jpg
http://i1293.photobucket.com/albums/...psaacf1fa0.jpg

Thanks a lot for looking!

ihbuilder 03-17-2013 04:06 PM

Re: Kenworth 850 Off Highway
 
Reg , you don't have enough grins posted :p Great job :cool::cool::cool::cool::cool:

RCP57 03-17-2013 04:24 PM

Re: Kenworth 850 Off Highway
 
Thanks Steve, I really did try to use more but it wouldn't let me:( Haha!

steamer 03-17-2013 09:26 PM

Re: Kenworth 850 Off Highway
 
Great job Reg. With that much power you will probably be able to ride on the trailer yourself. I don't think it will have any problem with traction either, after seeing it dig holes like that.

sparkycuda 03-18-2013 05:51 AM

Re: Kenworth 850 Off Highway
 
Just saw the video and the wheel hub update. An amazing build and the size of this thing! Wow! Looking forward to more.

Ken

Snochaser 03-18-2013 12:49 PM

Re: Kenworth 850 Off Highway
 
The rear suspension works soooo smooth. Really nice job Reg.

Ben

RCP57 03-18-2013 02:27 PM

Re: Kenworth 850 Off Highway
 
Thanks for the compliments. I spent a little time making the mounts for the tanks and finished up the hitch today. I also may have driven it around the shop floor for a while:rolleyes:.

http://i1293.photobucket.com/albums/...ps38a2d721.jpg
http://i1293.photobucket.com/albums/...ps404d97ee.jpg
http://i1293.photobucket.com/albums/...zps6a6c435.jpg
http://i1293.photobucket.com/albums/...psdf1f26e4.jpg
http://i1293.photobucket.com/albums/...ps6a6c4350.jpg
http://i1293.photobucket.com/albums/...ps7e8857d9.jpg
http://i1293.photobucket.com/albums/...ps0c766aeb.jpg
http://i1293.photobucket.com/albums/...ps7aab2d76.jpg

Reg

RCP57 03-18-2013 04:23 PM

Re: Kenworth 850 Off Highway
 
I decided that I wasn't finished working on the 850 for the day and went back into the shop... I cut out and welded up the V notch for the trailer reach.

http://i1293.photobucket.com/albums/...ps1aac7b99.jpg
http://i1293.photobucket.com/albums/...ps54f78124.jpg
http://i1293.photobucket.com/albums/...ps2383fc4f.jpg
http://i1293.photobucket.com/albums/...ps023c7c74.jpg

Thanks for lookin!

modelman 03-19-2013 11:49 AM

Re: Kenworth 850 Off Highway
 
RCP57-this is some nice work on a really unique truck. The video looks good with lots of power. I don't really understand the "turntable" on the back. I have never seen this before. Can you explain what it's for. Enjoying the build.

RCP57 03-19-2013 03:53 PM

Re: Kenworth 850 Off Highway
 
Quote:

Originally Posted by modelman (Post 81953)
RCP57-this is some nice work on a really unique truck. The video looks good with lots of power. I don't really understand the "turntable" on the back. I have never seen this before. Can you explain what it's for. Enjoying the build.

The turntable supports the logging bunk. Rollers on the bunk contact the turntable and help stabilize it. The real trucks use a 15' wide bunk and with 100 plus tons of logs on the truck and trailer it has some serious twist. The 18" piece of square tube sitting on the turntable represents the scale width of the bunk.

Reg

D8R 03-19-2013 10:16 PM

Re: Kenworth 850 Off Highway
 
WOW, this is a piece of art, Reg! really looking good on the photos, should have a "normal" truck sitting side by side to see how big this KW is. When looking at the video it looks going a little fast, is there a 2nd gear in the transmission?
What would you say have been the hardest part on this model, guessing the rear axles.
Will you have a sound unit inside?
/Dan

Azonic 03-20-2013 12:42 AM

Re: Kenworth 850 Off Highway
 
Amazing work Reg!!

RCP57 03-20-2013 05:15 AM

Re: Kenworth 850 Off Highway
 
Quote:

Originally Posted by D8R (Post 82023)
WOW, this is a piece of art, Reg! really looking good on the photos, should have a "normal" truck sitting side by side to see how big this KW is. When looking at the video it looks going a little fast, is there a 2nd gear in the transmission?
What would you say have been the hardest part on this model, guessing the rear axles.
Will you have a sound unit inside?
/Dan

Dan, when I put my Mack Granite back together I will snap a picture of them side by side. Yes the trans has two speeds. I the video when it is going quite slow it is in low. I think this speed is pretty good but high is much too fast. I need to ditch the esc that's in it too. It isn't very smooth in forward and doesn't perform well at low speed.

Yes I would say that the axles were the hardest thing so far. My mill breaking down part way through didn't help! I'm still not convinced that they will stand up to the weight without welding the gears onto the shafts but I hope they do.

I'm not sure if I will do a sound module because they don't make any that sound like a 12V71 Detroit. I did ask on the forum a long way back about it and some guys said that you could have them made if you could provide a sound clip but that sounds expensive. I have been following the thread on the smoke generators though and I think I have enough room under the hood to fit one in.

Thanks to everyone who follows this build!

Espeefan 03-20-2013 08:37 AM

Re: Kenworth 850 Off Highway
 
Wow, what a work of art Reg! I enjoyed the video. What a great feeling it is to see something moving around under it's own power. That's awesome. I'll bet you feel really good about it! Nothing like running a model you've just built, for the first time. More so if you've scratchbuilt everything yourself, including the axles! It's a fine looking model, that's for sure. Are you going to paint it red, or yellow?

Claus 03-20-2013 11:02 AM

Re: Kenworth 850 Off Highway
 
Wow!! What a massive and incredible build, never seen such a well executed build or such a big undertaking. You haven't skimped on anything, great job.

doodlebug 03-21-2013 12:03 PM

Re: Kenworth 850 Off Highway
 
Hey Reg, I thought somebody posted a link last year for a German sound unit, that had 2 stroke sound, I'll have to see if I can find it next month, after my
Otr stint.
Cheer's, Neil.

tracksntreadslou 03-21-2013 05:53 PM

Re: Kenworth 850 Off Highway
 
Those MIL spec s really do look good on the Reg ..Does your dad come and check on your progress eveery now and then and what does he think?

RCP57 03-21-2013 06:45 PM

Re: Kenworth 850 Off Highway
 
Thanks guys. I was pretty happy to see it rip around for the first time!

That would be great if you could find that Neil. I would love to have the Buzzin Dozen sound under the hood!

Yeah Lou, my Dad checks out my progress quite often. When I'm at thier place using the lathe my mom always asks what I'm building her... I guess thats a bit of a hint hey? I think they are both impressed and wonder where I get the patience from. Neither one really says too much they just look at the stuff and smile(I'd like to think their proud haha) I don't really think I am patient at all though. If I was I would be happy to take years to build something. For me I think my lack of patience drives me to build faster and dedicate myself more to each model.


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