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  1. S

    627B How do i adjust the clock on this scraper?

    1st check both trans mechanical-hydraulics: Filters and Screens looks for clutch and metallic particles. If one of the transmissions has basic wear issues the electrical controls won't function correctly.
  2. S

    Good old Iron versus new stuff

    Sukut's 1st of 6 new 657 Tier 4 scrapers
  3. S

    Homemade Dynos

  4. S

    Good old Iron versus new stuff

    I assume John reached a point he could say f---k this game and quit, about two years ago. John's repowered 51s sold for okay amount. Ralph's repowered 51s sold for mid $50s, Tier0 51s between $22-30thou and 660s, I don't know. Ralph's equipment yard in Corona, Calif will sell for okay money...
  5. S

    Good old Iron versus new stuff

    Auction is over. RB L.A (Perris, Calif) I assume, I didn't ask. My buddy called @ noon today and was just throwing prices for what the scrapers sold for and the Pete service truck.
  6. S

    Good old Iron versus new stuff

    Cheap buys. Non repowered 51s probably going to Mexico to die. Mexicans will run into the ground with the D346 engines. Service truck with 14K crane sold for $7,000.00. So Ralph and John are out of the Cal dirt moving **** show now
  7. S

    Good old Iron versus new stuff

    squid, last PM from Gav Sept 19th, No, not in Cat system either although i have a price list i got from Decatur, 2.2M aussie dollars // Gav will give a heads up when Cat has the 657s in the dealer system. TBH, who would buy new 657 Tier4 powered scrapers? Calif contractors are re-powering...
  8. S

    Undercarriage, New Technology

    Improved Primary Guiding and to prevent scalloping! Ref: photos @ right side, upper photo Sys1 with conventional idler. Lower photo Sys1, same machine, equal hours and center guided idler https://caterpillar.scene7.com/is/content/Caterpillar/C10507958
  9. S

    Undercarriage, New Technology

    EDIT: Cat was playing caught up to Komatsu? Rotating Bushings, new ideal 1967 https://patents.google.com/patent/US3492054A/en
  10. S

    Please Help Cat D8L Transmission Overheating

    Tube blockage or partial restriction, e.g. slowed fluid flow , 10%, 25%? Unknown! Hose Assembly: 6N8785 approx 48" length, oil cooler torque converter bonnet (left side sitting in seat) to engine. No valves or pressure regulators. Remove the line and fittings (elbows) and check if there is any...
  11. S

    Tracked Undercarriage, High Drive

    Ditto, I've never flipped a ripper tooth in 53+ years. Purchase aftermarket like BlackCat and have A.R.M. applied either using Mig matrix-TC granular GMA carbide embedding process or Plasma Arc. Plasma Arc is better for higher impact conditions because the TC granules are fused directly into the...
  12. S

    Undercarriage, New Technology

    John C, Enjoyed your informative videos. One biggie contributing to shortened undergear life, running tracks too tight! Cat, Inc. SystemOne warranty 4yrs or 6,000hrs.
  13. S

    Tracked Undercarriage, High Drive

    Increase wear life https://www.thefabricator.com/product/consumables/hardfacing-alloy-made-for-gmaw-carbide-embedding?fbclid=IwAR35VYt02qeZk0IKDgJQjLLEo9nMuJB08iMI0RMe45i89wg4hXVpZbqilIM
  14. S

    Good old Iron versus new stuff

    Yep, looks like Cat product, 633E Series 2 sliding floor scrapers. Push-Pull Bails only available for Series 2. MESA (no longer exist) had 2, one C18 repowered, both forsale in Vista Calif.
  15. S

    D8R hot trans?

    DITTO, DITTO S.Calif, locking fill caps are required. Disqruntled everyone, almost. Even use locking night switch (master electrical switch) is a good idea. Switch from 777 trucks have locking feature.
  16. S

    Tracked Undercarriage, High Drive

    I've changed S1 links on D6Rs with standard gauge and pads. Customer keeps 4-6 links in the parts container and all of the (finger pinching) press tools.
  17. S

    Please Help Cat D8L Transmission Overheating

    OK 90+ with humidity, not fun. You won't have much oil to drain just working on the cooler. After you get the cooler off. Drain the oil and tape up the openings. Use 1/8" diameter brass rod, rod out the tubes and pressure washer or use solvent gun. I am located in S.Cal and our D8Ls, D9s...
  18. S

    Please Help Cat D8L Transmission Overheating

    60-65psi < low, low Spec 80psi +/- 5psi, brake applied, 3rd gear forward, torque converter stall Engine High Idle, Spec 2020-2120
  19. S

    Please Help Cat D8L Transmission Overheating

    Part Manual: 7N7023 LINES GP-WATER S/N 53Y1 thru 3101-Up page 46B-47 and 47.01 SEBP 1356 Adapter #7N6604 <rectangular block , 2ea Gasket #1F4417 and adapter #8H9819> round-ish bolted to rectangular block with 2 plugs. I cannot fine a breakdown of the relief valve in the parts manual or...
  20. S

    Please Help Cat D8L Transmission Overheating

    Nige, Remove Transmission and Torque Converter Oil Cooler 1375-11 page 30 Remove adapter (2) and disconnect line (3) from the torque converter pressure relief valve at the oil cooler. Location: oil cooler bonnet (lower side beneath oil cooler) to water pump inlet elbow. Form # SENR2334 3408...
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