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    Caterpillar 420d coolant leak

    Coolant leak Looked again its definitely leaking coolant between the front engine cover, maybe theres a mechanical seal behind the water pump that went out. Sure would be nice to find a SERVICE MANUAL. If anyones gt one or knows someone that has one send em my way. Thanks
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    Caterpillar 420d coolant leak

    I'll double check, it sure looked like it was spraying out between the front engine cover and block. Thanks for the info.
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    Caterpillar 420d coolant leak

    Coolant leak Thanks for lookin. It does has the perkins engine. I also tried to find a perkins service manual.
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    Caterpillar 420d coolant leak

    I have a 2004 cat 420d with a coolant leak, it is leaking behind the front gear plate. You only see it start leaking when you rev the engine to a higher rpm. Looking for anyone that has seen this problem or has a service manual they would like to sell.
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    learning to post pics

    2004 Cat 420D tractor backhoe.
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    Welcome!!!

    Hello all, been in the industry for 20 plus yrs. Have ran quite a bit of equipment. really like the Cat equipment.
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    67' 580CK cylinder leak questons+

    You got it, 1 more time. thanks
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    Just trying to get online

    Hello, need 3 posts so i can open a new thread.
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