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  1. E

    Need info on Caterpillar engine tools

    I have a Caterpillar 426 Serial 7BC1596. I am looking for a couple tools to add to my tool kit for when and if I need them. 1. Injector puller 2. Compression tester adapter I am not sure what type of injectors I have. I would appreciate info and links to the correct tools.
  2. E

    Need a starter for Cat 426

    I was at my backhoe today, CAT 426 S/N 7BC1596, and diagnosed the slow cranking. I have a 2.5volt drop inside the solenoid. I could remove the starter and replace the solenoid but being a 35 yr old machine and the starter looks old I was thinking of just replacing it. In the automotive world...
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    What thickness metal for floor plates?

    I am getting ready to template and fabricate new floor plates for my Cat 426. The original plates are so rotted and were not the original plate. I can't really tell what thickness they were. I am thinking 1/8"? I don't want them bending when I stand on them but I also don't want them so heavy...
  4. E

    Leaking rear axle seal on Cat 426

    I was working on my project Cat 426 (Serial 7BC1596) today. During my underneath inspection of why the brakes don't work I discovered the left axle seal is leaking. I need to fix this before I move her to my land. Has anyone here done this? Can you offer any advice? The axle appears to have to...
  5. E

    My CAT 426 Project

    Last fall my wife and I closed on 15+ acres of heavily wooded land. We plan to build a house on this land. Instead of paying someone to remove the underbrush, stumps, rocks and basic site work we purchased a backhoe. Actually I ended up owning the backhoe a month before we closed on the land...
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    Need help with identifying which Cab for Caterpillar 426

    I have a Cat 426 backhoe that I am doing a bunch of work on. Getting around to stuff in the cab. I need some small parts for it and most of the glass panels. I have parts Catalogue SEBP1569. My machine's Serial is 7BC1569 Here is my question. How do I know which platform I have and which Cab I...
  7. E

    Need a grease gun and grease recommendation.

    I have been working on and off all winter working on my Cat 426 backhoe. Soon I will be able to use her to start clearing my land to build a house and barn. I am at the point where I need to start greasing everything via the zerk fittings. Pistol grip type guns aggravate my carpal tunnel. The...
  8. E

    Question regarding Caterpillar part numbers

    I have a Cat. 426 that I am doing some work to. I have noticed that there seems to be two numbering schemes for Cat parts. One is what I have been using and it what is in my parts manual. It is a number then letter followed by 4 numbers ie. 1B2345 I have also seen a 7 digit number used for Cat...
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    Caterpillar Hydraulic Hose info needed

    I have an older new to me Cat 426 and I am trying to do some repairs and get her back in shape for some work next spring. The previous owner has all kinds of mismatched hoses and connections. Some of them are rubbing, some are not routed correctly, etc. I want to get the correct length to get...
  10. E

    Boom cylinder for Cat 426 Used/Reman or new

    I am looking for a good cylinder for a Cat 426. I need cylinder 9T5222. The housing only is 9T5221. Fits 7BC1 serials Please let me know what you have?
  11. E

    Need to find a used/reman cylinder for Cat 426

    So I got a killer deal on a Cat 426. I am new to these big boy toys and I am struggling trying to find places to find a used or reman. cylinder. Anyplace you can suggest to call, email or link to I would be appreciated. My boom would drop almost immediately and I planned to repack all the...
  12. E

    Need plugs and cap for Cat 426 hydraulic lines

    I am going to be repacking the 4 cylinders on my hoe this coming weekend. I am trying to figure out what I need to plug the hydraulic lines so I don't leak fluid everywhere. Does anyone have a kit they can suggest or know what the fitting size is on my machine. My machine is a Cat 426 7BC15XX...
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    What weight and brand motor oil for Cat 426

    I am new to heavy equipment and recently picked up an older Cat 426 (7BC). I am getting together all the fluids, filters and other maintenance items so I can make sure everything is up to date. I am trying to decide on engine oil. In the manual it lists a bunch of weights depending, of course...
  14. E

    Caterpillar Parts catalog question

    Forgive me for asking something that many of you may know but I have search here and online and can't seem to find an answer. I am putting together a list of parts I need to do all the maintenance and some repairs to my new to me cat 426 backhoe. I bought the parts manual as a PDF from Cat and...
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    Question about seal kits for repacking cylinders

    I just bought myself a Cat 426 backhoe. No externally leaking cylinders and they all work with one exception. The boom drops fairly quickly. I am pretty confident the cylinders are bypassing internally. I plan to repack them myself. I am in the automotive industry and I know OEM parts are...
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