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Recent content by Old Magnet

  1. O

    D7E-48A won’t start

    Low oil pressure???? Governor limit plunger will not retract if oil pressure is to low thus preventing the governor from opening the fuel rack.
  2. O

    Water in all oils

    Not uncommon as condensation in humid climate (Florida)
  3. O

    D7E Steering clutches information

    Check that s/n??? 76Exxxx is the s/n for the hydraulic control on the Military D7e The tractor itself should be a 75Exxxx prefix and equivalent to the civilian 48Axxxx
  4. O

    Antique Cat with a pony motor

    Narrow gauge D4 with two speed PTO!!!!! Nice find.
  5. O

    Looking for a CAT Form for a D7E Dozer

    Antique Caterpillar Machine Owners Club
  6. O

    Looking for a CAT Form for a D7E Dozer

    That upgrade was used on a bunch of models. Here's a typical parts breakdown.... https://avspare.com/caterpillar/sebp1737/sebp1737006/#SEBP17370061
  7. O

    Cat 3204 injection pump

    That's an early PC engine and requires a 5P0143 timing plate to set injection pump timing.
  8. O

    Caterpillar D4D aligning track roller frame with sprocket.

  9. O

    CAT D9G

    The tube assembly 9M1009 was changed to 9S3201 and a 8M4986 seal was added at s/n 66A8576
  10. O

    What screwdriver do I need?

    You can get the whole set of security bits here... https://www.harborfreight.com/Security-Bit-Set-with-Case-100-Piece-68457.html?event_id=184596&hftm_sc=875&hftm_source=google
  11. O

    LaPlant Choate scraper hydraulic pressure questions

    This should cover it.....
  12. O

    More fun on the Frankenmotor.

    Originally used a BCI# 8D 12v battery 1500 CCA weighs 130 lbs.
  13. O

    D7F 94N 62XX Tilt cylinder hydraulics??

    Need the blade s/n, there are four different arrangements for the hoses.
  14. O

    Cat d6d recoil spring cylinder leaking

    OK, agreed, if the pistons seals are working there shouldn't be any grease in the pilot chamber.
  15. O

    Cat d6d recoil spring cylinder leaking

    In that case the spring assembly has to come out. Proceed as though you are going to remove the cylinder but now with tension off the stops go ahead and remove the stops. Take the whole assembly to your Cat dealer that will have the tooling to release the spring tension. Replace the pilot and...
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