Search found 9 matches

by teddyyy
Sun Mar 12, 2017 1:06 am
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

Re: JCB 3c Ram seal question please

HI, I don't know if you have room to do something like this but I have got round the problem of stripped threads on the ram or cap by cutting two flanges one to weld to the ram casing and one placed under the cap. Both flanges were drilled to take four or six bolts to pull them together and retain ...
by teddyyy
Sat Mar 11, 2017 1:07 am
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

Re: JCB 3c Ram seal question please

Mike if the cap has been welded on it might be the threads will let go again. I had a Hymac ram do that and I had to weld on some straps as a tight ass repair. Yes I will have to weld it on I think, I would not trust the threads alone It was welded all the way around the cap but straps may be bette...
by teddyyy
Fri Mar 10, 2017 11:29 am
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

Re: JCB 3c Ram seal question please

Thanks to everyone for your replies, As you mentioned I don't have much to loose aside from a seal kit so I will see what I can do as a repair, I was wondering about trying some chemi-metal on the gland next to the O-ring. The cylinder itself is quite hammered in one place just behind the O-ring, po...
by teddyyy
Tue Mar 07, 2017 3:44 pm
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

Re: JCB 3c Ram seal question please

Mike I'd definitely have a go at repairing it, after all you cannot make it any worse than it already is, if you do repair it when you put it back make sure the repaired side is away from where it was in the cylinder, coming to that is the inside surface of the cylinder scored? Jeremy Had a look at...
by teddyyy
Mon Mar 06, 2017 11:15 pm
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

Re: JCB 3c Ram seal question please

Mike I would be tempted to dress that damaged gland using a file, if its too badly damaged then perhaps a local engineering machine shop could 'knock you one up' for a 'drink'? Jeremy Hello I did wonder if it may be possible to repair it, the edge has completely crumbled and the chunks are just wed...
by teddyyy
Mon Mar 06, 2017 4:28 pm
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

Re: JCB 3c Ram seal question please

If its useful to anyone, the seal kit from clarion came with a split rod seal so can be fitted without removal if needed However when I got my ram apart I found this, the gland is damaged at the second O ring seal some how, so looks like I will need to find a replacement gland or complete ram after ...
by teddyyy
Tue Feb 21, 2017 7:29 pm
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

Re: JCB 3c Ram seal question please

Hi, Put a pin into the eye at the end of the rod, extend it to the end of its stroke and give the pin a good thump. The gland should then come out with the rod. "Take care it's heavy!" I have in the past had to use the machines hydraulics to blow out a tight gland housing. " Again ta...
by teddyyy
Fri Feb 17, 2017 6:03 pm
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

Re: JCB 3c Ram seal question please

The gland should come out now but you will have to pull out the whole rod/piston and remove the piston to change the seals. Careful every thing is quite heavy. JCB used to supply a cheat for the gland and wiper seals that were split with a zig-zag, allowing the seals to be be changed without pullin...
by teddyyy
Thu Feb 16, 2017 3:43 pm
Forum: Tech Talk
Topic: JCB 3c Ram seal question please
Replies: 22
Views: 16763
Flag: Wales

JCB 3c Ram seal question please

Hello I wonder if anyone can help me with a question, I am trying to fit new seals to a jcb 3c 2 dipper ram, I have removed the screw on end cap but inside that there is what appears to be another cap, is that part screwed in or pushed in? Also after fitting new seals does the system need bleeding o...

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