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Part Numbers JCB 3C 3D MK 2 & 3 Filters

Last post by sergi12 « Mon Sep 14, 2020 3:30 pm
Replies: 4
by Mark.Rive » Wed Sep 05, 2012 9:37 pm

First post

Okay Guys, I'm always getting asked for these so here goes. All the numbers are original JCB Part Numbers from original JCB Manuals. Some may have...

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thanks good job :brravo:

4 Replies

31522 Views

Last post by sergi12 View the latest post
Mon Sep 14, 2020 3:30 pm
JCB 3/3C/3D timeline

Last post by Martyn Henley « Sat Jul 16, 2011 3:46 pm
Replies: 1
by Martyn Henley » Wed Jul 13, 2011 4:37 pm

First post

Due to requests for a time line for the JCB 3 series i thought i would give this a go, many thanks to JCB, Michael Irwin and few others for...

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:wave:

1 Replies

45975 Views

Last post by Martyn Henley View the latest post
Sat Jul 16, 2011 3:46 pm
Fuel level

Last post by Matchless?58 « Tue May 20, 2025 12:22 am
Replies: 3
by Graemewhite » Wed May 14, 2025 7:43 pm

First post

Afternoon,

This may be a really silly question, recently purchased a jCB 3c mark2. I drove it home, no major issues. I've gone to fill it up with...

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Mine does that. However much you use there is always fuel showing in the pipe when you take the cap off. I think debris from the tank collects around...

3 Replies

16239 Views

Last post by Matchless?58 View the latest post
Tue May 20, 2025 12:22 am
Steering problems

Last post by agrimax « Thu May 08, 2025 9:53 pm
Replies: 3
by hubert » Wed May 07, 2025 12:18 pm

First post

Working with a 3cx and the steering has gone all heavy and will not turn the wheels. The steering was working as normal up to last night Could it be...

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Check the filter first. It's in the bottom left corner of the right hand hyd tank,behind the round plate. You'll see the main suction strainer for...

3 Replies

18732 Views

Last post by agrimax View the latest post
Thu May 08, 2025 9:53 pm
JCB 3C II - help to identify drive powertrain performance issue

Last post by Billy26F5 « Fri May 02, 2025 9:11 pm
Replies: 7
by kardigen » Mon Apr 28, 2025 10:52 pm

First post

Hi all,
The story started last season when my loader JCB 3C II began to have some issues with the forward drive, especially up hills. It had a...

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You were right first time, 10B 129364, so just like a std gearbox. Repaints often end like that. Hope you can find the filler and dipstick and get...

7 Replies

45202 Views

Last post by Billy26F5 View the latest post
Fri May 02, 2025 9:11 pm
JCB 1400B Dying/Won't Idle

Last post by Jeremy Rowland « Mon Apr 28, 2025 7:24 pm
Replies: 7
by meggiedee8 » Mon Apr 21, 2025 10:13 pm

First post

Have a JCB 1400B that was loosing power/bogging down under load over the course of a day working and driving. It had low power driving up hills and...

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Another possible solution is to run it off a gravity feed, just setup a small container or tank with some fuel in it, pipe it directly to the fuel...

7 Replies

40912 Views

Last post by Jeremy Rowland View the latest post
Mon Apr 28, 2025 7:24 pm
3CX front spool lever impeded

Last post by MikeLur « Fri Apr 25, 2025 8:48 pm
Replies: 4
by MikeLur » Wed Apr 23, 2025 8:03 am

First post

Hi there - I'm new to the forum so would appreciate views on any common causes of this please:
I have a 1980 3CX and have managed a few repairs...

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Thanks for the reply Agrimax, It's all fixed now. I just unscrewed the bottom cover and pulled it down without completely removing it from the rod...

4 Replies

17114 Views

Last post by MikeLur View the latest post
Fri Apr 25, 2025 8:48 pm
Starting problem - fuel

Last post by gecko.cx « Tue Apr 22, 2025 8:58 am
Replies: 13
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by Petej247 » Sun Nov 12, 2023 6:27 pm

First post

Hello all,
Yesterday I added around 50L of diesel to my 1984 3CX. A few minutes later and she was not happy, progressively loosing power and almost...

Last post

Maybe that's as clear as mud!!
Now that I have a pump open in front of me it makes perfect sense - thanks.
13 Replies

21709 Views

Last post by gecko.cx View the latest post
Tue Apr 22, 2025 8:58 am
JCB 3cx, machine will reverse but not drive forward, is it the clutch?

Last post by agrimax « Mon Apr 21, 2025 8:26 pm
Replies: 13
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by CMJBUILDER1958 » Tue Jul 23, 2019 3:15 pm

First post

Hi folks, I have read various threads on this and wonder if it is the forward clutch that has failed?
The machine number is jcb 3cx - 317959/p/s, I...

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If the oil and strainer are very dirty,you may get away with a clean and oil change but if the suction filter was mostly blocked,I'd expect reverse...
13 Replies

17775 Views

Last post by agrimax View the latest post
Mon Apr 21, 2025 8:26 pm
Various JCB BHL's

Last post by IBH « Mon Apr 21, 2025 4:14 pm
Replies: 4
by IBH » Thu May 08, 2008 3:38 pm

4 Replies

6964 Views

Last post by IBH View the latest post
Mon Apr 21, 2025 4:14 pm
Bolts holding on Slew cylinders

Last post by Jeremy Rowland « Mon Apr 14, 2025 7:39 pm
Replies: 3
by hubert » Sun Apr 13, 2025 10:07 pm

First post

Working on a friends 3cx and trying to change the slewing seals. We tried to unscrew the bolts holding on the cylinders using a 3/4 drive socket and...

Last post

Working on a friends 3cx and trying to change the slewing seals. We tried to unscrew the bolts holding on the cylinders using a 3/4 drive socket and...

3 Replies

2456 Views

Last post by Jeremy Rowland View the latest post
Mon Apr 14, 2025 7:39 pm
Mystery loader - looking for a picture

Last post by XS650 « Sun Mar 23, 2025 8:23 am
Replies: 18
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by hair bear » Sun Dec 21, 2014 11:25 pm

First post

The back story is quite simple, we ran three of these loaders. I think they were Bray but I can't find any pictures. So... Any ideas?

Suited more to...

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It's kind of scary how the mind works. Drove out of Maidenhead today and into White Waltham, glanced across the roundabout and it was right there -...
18 Replies

23558 Views

Last post by XS650 View the latest post
Sun Mar 23, 2025 8:23 am
3d2

Last post by Billy26F5 « Fri Mar 21, 2025 5:54 am
Replies: 6
by Seppl » Mon Feb 24, 2025 12:47 am

First post

I acquired an older jcb 3d2 backhoe.
Wonder if someone could help find out what year and what Engine is in it?
Machine serial # says 106665/3 and...

Last post

Unfortunately on the plate you don't normally get the complete engine number. Check under injector no. 4, where the full number is.
Sandy

6 Replies

3993 Views

Last post by Billy26F5 View the latest post
Fri Mar 21, 2025 5:54 am
2000 JCB 3CX Electrics

Last post by kaos « Tue Mar 18, 2025 2:09 am
Replies: 10
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by KIJCB » Thu Mar 13, 2025 9:50 pm

First post

Hello,

I have a 2000 JCB 3CX backhoe that won’t start. I have it all torn apart right now. I don’t know the machines history.
I’m able to start it...

Last post

A service manual, including circuit diagrams is available in the downloads section:

-- I think its not starting because the fuel solenoid is not...
10 Replies

6971 Views

Last post by kaos View the latest post
Tue Mar 18, 2025 2:09 am
JCB 3cx no full slewing range

Last post by Billy26F5 « Thu Mar 06, 2025 11:32 pm
Replies: 4
by jeroenj » Sun Feb 02, 2025 3:31 pm

First post

Hi all!
My first post here, already learned a lot from this forum and the wonderful download section.
My friend/neighbor/co-worker recently bought a...

Last post

Glad that's fixed, also glad you fixed all the other stuff too. I assume you have a CAV DPA, there are seal and gasket kits around if you need them,...

4 Replies

4340 Views

Last post by Billy26F5 View the latest post
Thu Mar 06, 2025 11:32 pm
Type of oil in 3cx slew & quantity

Last post by Billy26F5 « Sun Feb 23, 2025 10:36 pm
Replies: 4
by hubert » Sat Feb 22, 2025 9:10 pm

First post

Can anyone tell me what oil goes in the slew gear of a 3cx. I have some hd 90 or gx 90 gear oil. What quantity of oil goes into the slew gear. Is...

Last post

Mobilube HD 90 is actually SAE 90 EP grade, I discovered it a few years ago looking for it for Mr MacGregor. JCB has always specified a particular...

4 Replies

3903 Views

Last post by Billy26F5 View the latest post
Sun Feb 23, 2025 10:36 pm
Problem with JCB 3CX

Last post by hubert « Sat Feb 22, 2025 1:29 pm
Replies: 3
by szymon220v » Mon Aug 05, 2024 12:00 am

First post

Hello everybody. My name is Szymon.
Sorry for my english.
I am new to the forum.
I decided to bring to life old JCB 3CX that is deteriorating in the...

Last post

You should find the serial number stamped on the horizontal steel just below the right hand main lift loader ram. Right hand side when sitting in the...

3 Replies

4590 Views

Last post by hubert View the latest post
Sat Feb 22, 2025 1:29 pm
JCB 3cx white cab hydraulics causing engine to cut out

Last post by Billy26F5 « Thu Feb 06, 2025 3:08 pm
Replies: 22
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by poitch » Sun Sep 29, 2024 11:08 pm

First post

Hi All i am having a bit of an issue with my 1983 white cab 3cx sitemaster s/n 303092. ever since i bought it the hydraulics are a bit weak. it digs...

Last post

The side cover is a good start, but if the hydraulic head is not in good condition the pump needs to come apart anyway. I think I saw that video a...
22 Replies

11933 Views

Last post by Billy26F5 View the latest post
Thu Feb 06, 2025 3:08 pm
JCB 3cx Hydraclamps not holding

Last post by Billy26F5 « Mon Feb 03, 2025 11:18 pm
Replies: 11
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by Vinndy » Fri Jan 31, 2025 9:53 am

First post

I hope somebody can help me out wth this before I start stripping things down. I have a 1989 JCB 3cx, which I have had for 20 years. I haven't used...

Last post

Mr MacGregor's don't, so I suspect those JCB's had leaks too. Worth a check.
Sandy
11 Replies

10564 Views

Last post by Billy26F5 View the latest post
Mon Feb 03, 2025 11:18 pm
JCB 2B

Last post by hair bear « Thu Jan 16, 2025 9:09 pm
Replies: 22
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by deuchman22 » Sun Dec 22, 2024 8:00 am

First post

Hello !am always with my faithful JCB2B from 1967 that responds to all my requests ! I'm looking for one or more photos of rétro dislocated but not...

Last post

All our Massey diggers were supplied with the complete linkage/puh set but were never put to use as we had tractors to hand when needed. Good source...
22 Replies

13342 Views

Last post by hair bear View the latest post
Thu Jan 16, 2025 9:09 pm
Hymac 370c transmission

Last post by Oppen84 « Sat Jan 11, 2025 8:52 pm
Replies: 6
by Oppen84 » Fri Jan 10, 2025 8:36 pm

First post

Hello everyone!

I'm owner of a 1975 Hymac 370c since 12 years, with the Ford power package.
Does anyone know the model of the transmission or have a...

Last post

Hello everyone!

I'm owner of a 1975 Hymac 370c since 12 years, with the Ford power package.
Does anyone know the model of the transmission or have a...

6 Replies

4196 Views

Last post by Oppen84 View the latest post
Sat Jan 11, 2025 8:52 pm
1990 JCB 1700B Mystery Reservoir

Last post by mechman « Sun Jan 05, 2025 12:45 am
Replies: 7
by QwertyAsdfg » Tue Dec 24, 2024 2:47 pm

First post

I recently purchased a 1990 JCB 1700B and want to do some general maintenance and familiarization before I put it to use. I downloaded the shop...

Last post

I recently purchased a 1990 JCB 1700B and want to do some general maintenance and familiarization before I put it to use. I downloaded the shop...

7 Replies

5548 Views

Last post by mechman View the latest post
Sun Jan 05, 2025 12:45 am
3CX 2005

Last post by gecko.cx « Wed Jan 01, 2025 12:01 pm
Replies: 1
by gandamaluco » Mon Dec 30, 2024 11:38 am

First post

Hello guys
I would like your help to identify this machine. It's a 3Cx from 2005.
My question is whether this is a project 12 machine?
Now, if...

Last post

Hi Helio, had several attempts to reply to your PM, but they failed to send

1 Replies

3241 Views

Last post by gecko.cx View the latest post
Wed Jan 01, 2025 12:01 pm
JCB 1700B, Help what do I have?

Last post by ttman4 « Fri Dec 27, 2024 3:47 am
Replies: 35
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by ttman4 » Mon Dec 23, 2019 9:19 am

First post

Hello all,
Always been around Ford & NH backhoes.
I recently a few months ago bought a 1988 JCB 1700B, at least that what the seller called it....

Last post

Well XS650 Craig I finally figured out how to get these old pics from that old post redone into a current date....LOL

I'm posting pic showing the...
35 Replies

25095 Views

Last post by ttman4 View the latest post
Fri Dec 27, 2024 3:47 am
Dipper and boom both dropping - 3CX

Last post by orange maxus « Mon Dec 16, 2024 10:57 pm
Replies: 10
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by UnclejakeNZ » Sun Oct 13, 2024 5:44 am

First post

Hi folks, and sorry for another request for advice.

There's hydraulic oil leaks from pretty much every ram in the loader, stabiliser and excavator...

Last post

Thanks gents. Not what I have expected to hear.... but you are all making perfect sense so I'll plan piston seal replacements
If you never did...
10 Replies

8278 Views

Last post by orange maxus View the latest post
Mon Dec 16, 2024 10:57 pm

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