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Hymac Excavators

Last post by Jeremy Rowland « Wed Aug 07, 2019 9:30 pm
Replies: 1102
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by Nick Drew » Mon Jun 18, 2007 10:38 pm

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Its no secret that I am quite passionate about Hymacs, as they were some of the first 360 degree excavators that I operated.

Please post any photos...

Last post

I have been busy today helping Julian Carder to take a few bits off an old 580BT that is no longer a runner and has long since seen her last working...
1102 Replies

134370 Views

Last post by Jeremy Rowland View the latest post
Wed Aug 07, 2019 9:30 pm
Hymac 580C restoration

Last post by Jeremy Rowland « Mon Aug 05, 2019 10:54 am
Replies: 4
by BlackCat3 » Sun Aug 04, 2019 1:48 pm

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Recently I decided to carry out some work on my Hymac 580C which I have owned for sometime now.I originally started restoring it a couple of years...

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Keep us posted of your progress Joe :thumbup: good luck with it.

Jeremy

4 Replies

211 Views

Last post by Jeremy Rowland View the latest post
Mon Aug 05, 2019 10:54 am
Hymac 580C control l;ever conversion

Last post by Andy80 « Mon Aug 05, 2019 10:06 am
Replies: 6
by BlackCat3 » Tue Jul 30, 2019 1:03 pm

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Is it possible to find original Hymac pilot pressured control levers to fit onto my Hymac 580C with normal machanical linkage levers? I believe the...

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Hej Black! The easiest way to change the controlls is to use cable joysticks. Whith weaker springs in the valveblocks the machine gets like a servo...

6 Replies

267 Views

Last post by Andy80 View the latest post
Mon Aug 05, 2019 10:06 am
New Holland EC25 Mini Digger

Last post by swalshire « Tue Jul 30, 2019 1:59 pm

by swalshire » Tue Jul 30, 2019 1:59 pm

Folks,
Does anyone know where I can buy a new/secondhand set of joysticks for a New Holland EC25 Mini Digger, the ones either side of the seat, one...

0 Replies

103 Views

Last post by swalshire View the latest post
Tue Jul 30, 2019 1:59 pm
Hymac for sale

Last post by Jeremy Rowland « Thu Jul 25, 2019 7:36 am
Replies: 3
by essexpete » Wed Jul 24, 2019 8:36 pm

First post

Not seen one of these before. When were they made?

Last post

So no Hymac heritage really.

Yep a Hanomag machine; they worked with Hymac to produce the 201 model a very few of which were made before the IBH...

3 Replies

171 Views

Last post by Jeremy Rowland View the latest post
Thu Jul 25, 2019 7:36 am
Hymac 580BT 1969

Last post by Jeremy Rowland « Wed Jul 24, 2019 9:54 pm
Replies: 122
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by Jeremy Rowland » Fri Oct 23, 2015 9:13 pm

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This one is mine! Of course I am an avid Hymac fan and always have been, so buying my own machine to preserve has always been on the 'wish list' so...

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I finally got up there last Saturday and managed to get the bucket ram assembled; I fitted the new 'rose' bearing in the end of the cylinder after...
122 Replies

34614 Views

Last post by Jeremy Rowland View the latest post
Wed Jul 24, 2019 9:54 pm
High demolition

Last post by essexpete « Mon Jun 24, 2019 11:49 am

by essexpete » Mon Jun 24, 2019 11:49 am

Demolition alpine style.

0 Replies

297 Views

Last post by essexpete View the latest post
Mon Jun 24, 2019 11:49 am
Hymac 580d blast and paint.

Last post by Reedy « Sun Jun 16, 2019 7:00 pm

by Reedy » Sun Jun 16, 2019 7:00 pm

Hello
I am currently in the process of restoring a Hymac 580d, most of the mechanical work has been completed and I’m now looking for someone to...

0 Replies

205 Views

Last post by Reedy View the latest post
Sun Jun 16, 2019 7:00 pm
Gopher Boss or 5 Star Owners?

Last post by Diggerpete1961 « Wed Jun 12, 2019 11:27 pm

by Diggerpete1961 » Wed Jun 12, 2019 11:27 pm

By any chance does anyone on here own a Gopher Boss or 5 Star 180 Degree small towable machine. I have one to restore but need measurements of the...

0 Replies

156 Views

Last post by Diggerpete1961 View the latest post
Wed Jun 12, 2019 11:27 pm
Hymac 580C slew motor seals

Last post by strontium90 « Sat Jun 08, 2019 2:15 pm
Replies: 12
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by strontium90 » Mon May 27, 2019 4:42 pm

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Hi...as I've previously posted, my Hymac is very sloppy on the slew..she tends to creep to the right, when I am on a hill although turning to the...

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The fact that there are two types of motor doesn't surprise me...it was the same with the cross-line relief valve..I may try to do it at some stage...
12 Replies

2219 Views

Last post by strontium90 View the latest post
Sat Jun 08, 2019 2:15 pm
Poclain 75 CKB

Last post by Jeremy Rowland « Sun Jun 02, 2019 4:57 pm
Replies: 58
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by Jeremy Rowland » Fri Feb 16, 2018 10:44 pm

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Oops I went and did it again :doh: yep I got another machine to restore and mess about with I must be mad! Okay so this does not mean that the work...

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Yesterday I took my friend Helena and her three kids to Whitby for the day :thumbup: on the way back I went via Andrew's farm as I had promised the...
58 Replies

21973 Views

Last post by Jeremy Rowland View the latest post
Sun Jun 02, 2019 4:57 pm
New owner of Hymac 580B

Last post by Jeremy Rowland « Mon May 27, 2019 4:34 pm
Replies: 94
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by Andy80 » Thu Nov 09, 2017 7:22 pm

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Hi! I´m from sweden so excuse for my bad english. For a couple of weeks i became an owner of a Hymac 580 B Year 1968. Because I'm quite new to...

Last post

Andy it's great to see you getting some use out of your machine after all the work that you have done on her :thumbup: this proves there is nothing...
94 Replies

30103 Views

Last post by Jeremy Rowland View the latest post
Mon May 27, 2019 4:34 pm
Hitachi FH150-3

Last post by Jeremy Rowland « Tue Apr 30, 2019 10:20 pm
Replies: 2
by agrimax » Sun Apr 28, 2019 11:42 am

First post

This old girl has decided to track on her own accord. When operating other functions and not touching the track levers (which have became sticky but...

Last post

Fixed. A button was partially stuck down on the track servo unit. Simple enough to sort in the end.

Glad you sorted it without too much aggro...

2 Replies

1565 Views

Last post by Jeremy Rowland View the latest post
Tue Apr 30, 2019 10:20 pm
Hymac 580c idler bushings and seals

Last post by Canada Hymac 570c « Tue Apr 23, 2019 5:45 am
Replies: 17
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by Canada Hymac 570c » Mon Jan 21, 2019 7:07 am

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Hello all. I am a new owner of a hymac 580c and I am looking for help to locate replacement parts for one idler wheel that has lost its bushings and...

Last post

Hey Jeremy. It was the outside filter housing that was stuck on. I gave it another go and managed to get it apart with a little more effort. Got the...
17 Replies

5051 Views

Last post by Canada Hymac 570c View the latest post
Tue Apr 23, 2019 5:45 am
JCB 3C back hoe

Last post by agrimax « Tue Apr 09, 2019 11:28 pm
Replies: 1
by percyhenry » Tue Apr 09, 2019 12:42 pm

First post

9/4/2019
Hi please can anyone help with some info,
i was using my 1970 JCB 3C to pull out some trees with the back Hoe, afterwards it wont slew from...

Last post

I'd say the splines on the king post pinion which in turn mesh with the king post itself are worn out.

You'll see the splines at the top of pt no.5...

1 Replies

576 Views

Last post by agrimax View the latest post
Tue Apr 09, 2019 11:28 pm
Need help identifying mini excavator

Last post by JLR « Sun Apr 07, 2019 1:07 am
Replies: 1
by JLR » Sat Apr 06, 2019 11:09 pm

First post

Hello, I just bought this mini excavator and I don’t now the brand. It has a Isuzu 2aa1 -551520.
The only number I have found, is on the right front...

Last post

More pictures

1 Replies

711 Views

Last post by JLR View the latest post
Sun Apr 07, 2019 1:07 am
Jcb 3c mk2 no steering any info much appreciated

Last post by topkit « Sat Apr 06, 2019 12:04 am
Replies: 1
by Liam3030 » Tue Mar 19, 2019 1:39 am

First post

Hi everyone, if any one can point me in the right direction as to what to check next. I've a jcb 3c 11, I only bought the machine a few weeks ago. It...

Last post

On 3C and 3D mk2 & 3 it's usually the orbital steering valve that packs up and leaks, I would contact Simon Vicary just google Vicary JCB and his...

1 Replies

796 Views

Last post by topkit View the latest post
Sat Apr 06, 2019 12:04 am
Wiring problem on Hymac 580 C

Last post by strontium90 « Thu Mar 07, 2019 11:09 am
Replies: 6
by strontium90 » Wed Jan 25, 2017 5:42 pm

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I wonder if anyone could advise me...Our Hymac starts ok but none of the gauges work (temp fuel etc)...I have removed the control panel and it looks...

Last post

It has taken me a while to get round to this, but as I am recovering from an operation, I.ve had some time to get on with it...I will update how I...

6 Replies

1361 Views

Last post by strontium90 View the latest post
Thu Mar 07, 2019 11:09 am
Jcb 3c 11

Last post by Liam3030 « Tue Feb 12, 2019 4:45 pm
Replies: 3
by Liam3030 » Mon Feb 11, 2019 10:13 pm

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Hi all, I recently bought an old 3c 11 jcb... That needs a good bit of work done to it.. It was parked up the last 20 years or so... I got it home...

Last post

Hi thanks for the welcome. Yes it's connected to the bottom of the tank.. When I remove the hose no fluid came out of the spout... Theres a 1 way...

3 Replies

756 Views

Last post by Liam3030 View the latest post
Tue Feb 12, 2019 4:45 pm
1991 JCB 3CX Grey Cab SiteMaster rev counter

Last post by Cman « Sun Feb 10, 2019 10:23 am

by Cman » Sun Feb 10, 2019 10:23 am

How does the Rev counter work on this machine? Mine doesn’t. I think it is run from the alternator but am not sure which wires. Similarly not sure...

0 Replies

405 Views

Last post by Cman View the latest post
Sun Feb 10, 2019 10:23 am
Hymac 580 C Cross-Line Relief Valve Adjustment

Last post by strontium90 « Sat Jan 26, 2019 1:19 pm
Replies: 14
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by strontium90 » Sun Jan 20, 2019 11:05 am

First post

I'm looking a bit of advice.
My Hymac has had a problem since I got her..

When the machine is sitting with the boom and bucket lifted or you are...

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Thanks a lot Fred...I have tested her this morning although on level ground and the slew function is much improved....she stops where I want her to...
14 Replies

3897 Views

Last post by strontium90 View the latest post
Sat Jan 26, 2019 1:19 pm
Total novice just bought a JCB 5C - help!

Last post by essexpete « Sat Jan 19, 2019 11:45 pm
Replies: 10
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by motornoter » Fri Jan 18, 2019 12:13 am

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Hi all, I've always been a fan of old machines and have run classic cars for 35 years but this is a first - I only just moved to a house with enough...

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As Julian has said plus check/change oils in track drives and slew gear box. What would be interesting to find out: are any components like drives,...
10 Replies

1538 Views

Last post by essexpete View the latest post
Sat Jan 19, 2019 11:45 pm
Hymac 580 C Transmission Help

Last post by strontium90 « Sat Jan 12, 2019 7:11 pm
Replies: 13
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by strontium90 » Wed Dec 05, 2018 9:31 am

First post

I need some advice...I heard a lot of noise from the transmission on our Hymac 580 C.
After removing the track and drive chain I found the bearing,...

Last post

Ok....bearings in, transfer shaft and output gear replaced....chain on....everything seems ok....Just to clean transmission and put lids on before...
13 Replies

7090 Views

Last post by strontium90 View the latest post
Sat Jan 12, 2019 7:11 pm
Controlling engine speed manually?

Last post by Randell « Thu Nov 15, 2018 11:39 am
Replies: 1
by corksil » Thu Nov 09, 2017 6:57 pm

First post

Hey, I had an issue with the throttle controller on my zx35u hitachi. To make a long story short, it broke and I'm still figuring out how to fix it....

Last post

Sounds like a servo. You could try replacing motor with a metal 9g servo motor and attach it to the throttle cable. Use a servo tester potentiometer...

1 Replies

1831 Views

Last post by Randell View the latest post
Thu Nov 15, 2018 11:39 am
Volvo EC25

Last post by Randell « Thu Nov 15, 2018 6:13 am
Replies: 2
by Havenlea-trees » Mon Aug 27, 2018 9:49 am

First post

Hi

I’m struggling to find out why my machines shuts down totally after 1-2 hours work. I then turn the ignition and nothing for a few minutes until...

Last post

Replaced the battery/given it a good charge?

2 Replies

1148 Views

Last post by Randell View the latest post
Thu Nov 15, 2018 6:13 am

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