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    CAT 420D Not Starting - Electrical Issue?

    After a couple years of not running, I am doing some repairs to my CAT 420D to get it back into regular use. Unfortunately, I cant get the engine started. When I turn the key, all that happens is the electric pump kicks on. The starter is totally silent. The battery is charged, the cables have...
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    CAT 420D Hydraulic Schematic

    I am looking for a hydraulic schematic for my 420D. I recently hired a local mechanic to remove and reinstall all my hydraulic cylinders to have them rebuilt. When he reinstalled the two excavator swing cylinders, he must have switched up the hoses, so it wouldn't move left or right. After...
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    Accelerator Pedal and Mechanism - CAT 420D

    Hi all! The accelerator (foot) pedal on my CAT 420D is broken and mechanism it is attached to is totally seized with rust (what is mounted in the floorboard). Does anybody know what the part numbers are for these parts? How about the pin and clips for where the accelerator cable connects? I am...
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    CAT 420D Throttle Problems

    Well, the coastal salt air has finally gotten to both my front and rear throttle cables on my 420D. Can anyone help me with part numbers for the replacement cables? Also, any advice on how to protect the new ones from getting eaten up by the salt? Thanks!
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    CAT 420D Won't Start

    I have a CAT 420D (PIN # CAT0420DAFDP26886) that won't start. Here's a little history and a description of what I've tried... My backhoe was shipped from the states to Liberia, West Africa about six years ago. The first few years, it was used lightly in a small mining operation, but sat...
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    Seeking Agent to Purchase Backhoe Parts in the UK or Europe

    Can anyone recommend a purchasing agent to locate and buy backhoe parts in Europe or the UK and ship them to Liberia, West Africa? I am willing to pay a reasonable fee for the service.
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    Looking for Agent to Purchase Parts in the UK or Europe

    Can anyone recommend an agent to purchase backhoe parts in Europe and ship them to Liberia, West Africa. I am willing to pay a reasonable fee for the service.
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    Broken Retainer Pin in Backhoe Bucket Teeth

    I am having a recurring issue with breaking the retainer pin that holds my replaceable bucket teeth in place. The areas where I'm digging frequently has big rocks/small boulders mixed in with the dirt. In addition to replacement pins directly from CAT, I have also tried "8.8" bolts that I...
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    Hello from Liberia, West Africa!

    Boy, am I glad I found this forum! After working as an auto mechanic for 5 years and then 17 years as an Engineer and Manager for companies like AGCO and Case New Holland, it decided to make a major life change and move to Africa. Now I am a General Manager for a company called Fairview...
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    CAT 420D Not Shutting Off

    I have two CAT 420D machines exhibiting the same issue: When I turn the key switch off, both continue to run-on at a slow RPM. To kill the engine, I either have to actuate a hydraulic valve or turn the key back on. A local electrician told me it is either a dirty/defective solenoid that...
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    CAT 420D Not Starting

    I have a CAT 420D that exhibits an intermittent condition where the engine will not crank. I think I've traced it down to the forward/reverse selector switch on the steering column. When I disassembled the switch, it appears that the electronic half of the assemble is a sealed unit that uses a...
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