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David's carrier build.

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David Merritt
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Re: David's carrier build.

Post by David Merritt »

Hi Phil, I have had no problems with the tracks on the UC apart from throwing then off the front idler wheel when execution tight turns at speed in reverse. I am running a twin motor/gearbox configuration which will revise one of these tracks when making tight turns. Tuning the transmitter and reciver to remove the reversing of the track when turning has eliminated this problem.
When measuring the inside of the tracks when curved to the same radius it takes when on the sprocket the pitch of the opening that the teeth engage in is appropriately 6.3mm so the pitch of the sprocket is probably correct for the tracks.
I am also running the UC with the full number of track segments in each track as per the build instructions with no problems.
Regards
David

Dave Dibb (Armorpax)
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Re: David's carrier build.

Post by Dave Dibb (Armorpax) »

Hi Phil,

Mine ran much better on the pins and seems to engage on the sprocket OK. Now I have the 2 motors in going to be able to drive it more so will keep you posted. Might also be mine have bedded in too.

Might be worth running it in before you mod?

Best regards

Dave
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Phil Woollard
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Re: David's carrier build.

Post by Phil Woollard »

One track ready and running.
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Journal filing x 162.
Journal filing x 162.
Fitting the pin nuts is a bugger and each one needs thread lock.
Fitting the pin nuts is a bugger and each one needs thread lock.
With 12 volts it sure does belt round at some insane speed!
With 12 volts it sure does belt round at some insane speed!
IMG_20220606_115120.jpg
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Dave Dibb (Armorpax)
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Re: David's carrier build.

Post by Dave Dibb (Armorpax) »

The finished look outweighs the fiddliness :-)

Best regards

Dave
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Phil Woollard
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Re: David's carrier build.

Post by Phil Woollard »

It is a good look!
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Dave Green
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Re: David's carrier build.

Post by Dave Green »

Looking very impressive

Phil Woollard
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Re: David's carrier build.

Post by Phil Woollard »

I do like the little carrier Dave, I will be happier when it's on two tracks. The tracks are very slack with 162 links and when it's fully loaded it will sit lower and so a couple of links will need removing, there's no slip of the sprocket without any load so fingers crossed we are getting there, the brakes work using just finger pressure on the linkage! 8)
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Dennis Jones
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Re: David's carrier build.

Post by Dennis Jones »

Down to 154 links on mine. Apparently they were known for throwing tracks.

Dennis.

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Adrian Harris
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Re: David's carrier build.

Post by Adrian Harris »

No need to strive for total realism then :lol:

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Dave Dibb (Armorpax)
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Re: David's carrier build.

Post by Dave Dibb (Armorpax) »

I must have a longer carrier................163 each side on mine :-)
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Phil Woollard
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Re: David's carrier build.

Post by Phil Woollard »

Your receiver has arrived safely Dave along with a pair of metal servo savers.
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Dave Green
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Re: David's carrier build.

Post by Dave Green »

Great stuff. More bolts on the way and transmitter too!

David Merritt
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Re: David's carrier build.

Post by David Merritt »

Hi Phil,
You have just made me take the tracks of my UC and check that I have the correct number of track segments making up the tracks as I don’t have the same amount of slack in the tracks.

I have the correct number of segments in the track and to make the final connection I have to have the open links on the sprocket and the wheels on the ground as it is a tight pull to close the gap.

From the photo with the track in the air the single wheel is held a long way down by the springs which I have to pull up to close off the tracks.

Regards

David
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Side view of UC supported so wheels are clear of the ground
Side view of UC supported so wheels are clear of the ground
Side view of UC showing tracks fitted
Side view of UC showing tracks fitted

Phil Woollard
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Re: David's carrier build.

Post by Phil Woollard »

David what track pins are you using?
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Re: David's carrier build.

Post by Dave Dibb (Armorpax) »

Hi David,

Mine is very similar to yours and initially took a bit of pulling together. They have stretched a fraction since but no where near the slack of Phils :-)

Cheers

Dave
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