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Search took 0.00 seconds. Search: Posts Made By: supraman
Forum: Construction Equipment 10-22-2016, 10:44 PM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

Since work slowed down this month i decided to continue with the build . Since time costs me nothing i bit the bullet and had a go at making my own valve . I was also worried that a 3 spool...
Forum: Construction Equipment 06-18-2016, 08:19 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

No i haven't tested the pump yet .. 1.6 cc pump delivered was around $160 and motor $100 from memory . I had an old speed controller so i will be using throttle mixing on each hydraulic channel - to...
Forum: Construction Equipment 06-18-2016, 04:18 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

Wow,, has it been a year ? Oh well :)
I found some time lately and finally made a new center plate to push the track frames out 50mm wider . Also modified my original center bearing setup as i...
Forum: Construction Equipment 02-07-2016, 12:39 AM
Replies: 281
Views: 185,276
Posted By supraman
Re: PC1800 Front Shovel (1/12)

I have been following your thread with interest . I am using roughly the same size gear as you . I think from memory you are using a 2.2cc pump and an open centre spool valve. I am using a 1.6cc pump...
Forum: Construction Equipment 06-28-2015, 02:22 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

Going overseas for a few weeks , so i thought i should paint the cyls , to avoid rusting , and i could not help myself and did the boom also . Will continue with the hydraulics when i return . ...
Forum: Construction Equipment 06-20-2015, 01:57 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

Got the bucket done .. It was a day of distractions so i made a whoopsy on one of the teeth and another on the back of the bucket - oh well :) The teeth are mild steel and i still have a few burs...
Forum: Construction Equipment 06-14-2015, 06:24 AM
Replies: 335
Views: 182,162
Posted By supraman
Re: D11 New Project

Amazing work ,
Do you have any issues with the blade lift trunions? I know on the 1:1 machines the lift cyl trunion carriers are spiggoted into the nose cone and this allows them to turn...
Forum: Construction Equipment 06-13-2015, 08:50 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

This is the pump i will try , i am told it is out of a 125 4 stroke . I have just done a drawings for the inlet-outlet hsg with an internal bearing support as the original was plain bearing and...
Forum: Construction Equipment 06-12-2015, 09:00 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

A bit more on the bucket .. Yes it is Ali , i do not expect it to last forever , but it should dig a few holes before it needs replacing :) Now onto playing pump games .
Oh thanks for the advice...
Forum: Construction Equipment 06-11-2015, 09:16 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

Did a little bit more , Started the bucket and the engine cover . I am maybe an idiot , or just a cheapskate :) I think 2 Jung pumps will cost too much as so far i have made what i have , using...
Forum: Construction Equipment 06-07-2015, 07:33 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

It is supposed to be 1/10 .From memory the track frame , carriage and centre bearing hsg ( without bearings ) is about 15kg . And what you see in the photos at the moment total is about 41 kg , with...
Forum: Construction Equipment 06-07-2015, 12:12 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

Thanks guys , i think you are right Lil Giants . i may remake those cylinders as they are 4140 drilled and reamed so one of them has not got the finish i would really like And it heavy ) - i tend...
Forum: Construction Equipment 06-06-2015, 08:26 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

A quick video of the track frame testing ,, a little fast perhaps , but still haven't dropped the throttle end points down yet .
https://youtu.be/Ipg8mdQlO1U
Forum: Construction Equipment 06-06-2015, 08:10 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

http://s12.photobucket.com/user/1turboj/slideshow/excavator
Forum: Construction Equipment 06-06-2015, 04:33 AM
Replies: 29
Views: 19,955
Posted By supraman
Re: Cat 374 Excavator build

Some more photos .
Forum: Construction Equipment 06-06-2015, 04:28 AM
Replies: 29
Views: 19,955
Posted By supraman
Cat 374 Excavator build

G'day people . I have a few questions to ask , but i thought i would share what i am doing . After downloading the closest drawings of a 374 i could find i started to copy it . I use Alibre design...
Showing results 1 to 16 of 16

 
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