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Search took 0.01 seconds; generated 23051 minute(s) ago. Search: Posts Made By: cdm
Forum: Construction Equipment Tech 01-07-2013, 08:00 PM
Replies: 7
Views: 2,412
Posted By cdm
Re: pump question?

industry standard for diy and budget seems to be leimbach. its what i ended up going with.

http://www.leimbach-modellbau.de/

check my thread down below where i asked the same questions and...
Forum: Construction Equipment Tech 01-07-2013, 05:23 PM
Replies: 7
Views: 2,412
Posted By cdm
Re: pump question?

Don't buy that pump/valves!

Valves are known to leak/have bad internal machining

and the pump has no pressure relief.

yes bigger ram bore = more power, but more fluid to move so depending on...
Forum: Construction Equipment 01-05-2013, 11:52 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

bolted the hyds in and tested the tracks and turntable. tracks have loads of power and turntable could use a slower motor (i was trying to calculate it but i overshot a bit). instead of 27rpm final...
Forum: Construction Equipment 01-05-2013, 04:42 PM
Replies: 181
Views: 99,974
Posted By cdm
Re: 4 Hour Bruder Dozer

Who makes that volvo? I've heard about them but haven't seen any for sale anywhere
Forum: Construction Equipment 01-03-2013, 08:57 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

Oh there is lead.. and more can be added if needed. I didnt go overboard since the tracks are well.. plastic. But i figure with the batteries (3 of those) et al in there it should be more than...
Forum: Construction Equipment 01-03-2013, 02:27 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

it was a busy night.

as soon as i mount the lower boom and machine the mounts to shape i'll be able to drop down the guts and begin wiring it up.

http://i.imgur.com/Qzv6X.jpg

i love the...
Forum: Construction Equipment 01-03-2013, 12:02 AM
Replies: 115
Views: 38,824
Posted By cdm
Re: LR634 has arrived!

Aurora is the best radio i've ever touched short of graupner mc series.

But people think im crazy when i say that. Glad you've discoved the power of that awesome TX as well.
Forum: Construction Equipment 12-31-2012, 03:46 PM
Replies: 503
Views: 408,328
Posted By cdm
Re: CAT 374D L

truly amazing.
Forum: Construction Equipment 12-30-2012, 11:42 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

Began working on mounting the main boom (which will use another detail over before the paint goes on)

http://i.imgur.com/3ALkU.jpg

had to chop up the cyllinders a bit at the base and replace a...
Forum: Construction Equipment 12-20-2012, 08:21 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

too expensive, laughable amps.

Sabertooth 50HV Dual Motor

is nice but for that price i can go so many better routes. robotic escs are really way behind hobby ones for some reason.

they...
Forum: Construction Equipment 12-20-2012, 02:39 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

Lower boom after its first primer. Lots of little things left to smooth out. I should have just cut it out of solid stock. There is now enough metal (alum angles, u channels, threaded rods) in it to...
Forum: Construction Equipment 12-17-2012, 12:32 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

Decided to test the rc4 cyllinders today since they are very stiff so i had some doubts about what it will take to get them to move. With your instructions from the other thread servo setup on the...
Forum: Construction Equipment 12-15-2012, 02:04 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

the s3153 digital is a direct fit in the control valve! the 4 way default horn takes 30 seconds to cut and grind to size.

no reason to not use it over the 4.8v limited analog version.
...
Forum: Construction Equipment 12-14-2012, 03:16 PM
Replies: 104
Views: 46,604
Posted By cdm
Re: My Mruder (bruder cat320 something look alike)

further down, southern red clay. slippery as ice when wet, hard as a rock when dry. there is a bit in between where it is mallable but our seasons have been either dry or monsoon the past few years....
Forum: Construction Equipment 12-12-2012, 06:04 PM
Replies: 104
Views: 46,604
Posted By cdm
My Mruder (bruder cat320 something look alike)

This will be a quick and disorganized run down since i have about 400 things on the honey do list for today alone.. hard to find me time lately.

This is a pooper scooper. Its job is to go in the...
Forum: Construction Equipment Tech 12-11-2012, 04:11 AM
Replies: 11
Views: 5,179
Posted By cdm
Re: control valves and cyllinder bore for digger

That clears up a lot! Allow me to elaborate

Of course i touched them, like an excited child on christmas morning. I played with them, then i removed them, removed the plunger to take a look etc....
Forum: Construction Equipment Tech 12-10-2012, 10:28 PM
Replies: 11
Views: 5,179
Posted By cdm
Re: control valves and cyllinder bore for digger

I got a special delivery today

and i have 3 new questions:

1. voltage. 12v or 7-8v? what is stock for leimbach?

i was reading max rpm of the pump is 12k and even that is too high for...
Forum: Construction News 12-05-2012, 07:00 AM
Replies: 11
Views: 6,216
Posted By cdm
Re: Robbe Excavator

Weight: 14kg

they could at least make it big enough to dig something... 8000$ for 28lbs?! come on
Forum: Construction Equipment Tech 11-28-2012, 03:52 PM
Replies: 11
Views: 5,179
Posted By cdm
Re: control valves and cyllinder bore for digger

futaba micro 2 hole mount 2f spline

thanks! i see there is virtually no torque needed so anything with those specs will work
Forum: Construction Equipment Tech 11-28-2012, 11:52 AM
Replies: 11
Views: 5,179
Posted By cdm
Re: control valves and cyllinder bore for digger

heh it was an experience. vario replied after all and sent me the link to the exact kit/page carp posted.



i just about fell off my chair. their loss, moving on to the next supplier

...
Forum: Construction Equipment Tech 11-27-2012, 01:42 AM
Replies: 11
Views: 5,179
Posted By cdm
Re: control valves and cyllinder bore for digger

Thanks for the info carp. That picture saved me some aggravation pursuing this as Vario has stopped responding altogether. And i thought eastcoastvario was annoying to deal with when it came to...
Forum: Construction Equipment Tech 11-26-2012, 05:34 AM
Replies: 11
Views: 5,179
Posted By cdm
control valves and cyllinder bore for digger

Time for my maiden post on here. let me give you some details:

take your basic bruder cat 320 toy since we all have one of these.

im building/converting it to a functional excavator. total...
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