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  1. P

    Ingersoll Rand sp56

    Hey all. Does anyone have any info/service manual for an IR SP56 smooth drum roller? Have one here that will drive well in both directions but no vibration. Sounds like the pump and engine loads up when you pull the vibe lever but nothing happens. Theres no test ports on pumps and motors Cheers
    • PHDiesel
    • Thread
    • ingersoll rand roller sp56 vibration
    • Replies: 2
    • Forum: Rollers
  2. P

    D7e 48A parts

    Hey guys. Having trouble tracking down a fan for an old d7e. Anyone know any parts suppliers worth contacting in Australia? So far I’ve tried Hastings Tilly’s ITR RD WILLIAMS EXPRESSWAYS EARTHMOVING P&S
    • PHDiesel
    • Thread
    • dozer fan parts vintage
    • Replies: 3
    • Forum: Dozers
  3. P

    D7 model/serial identification

    Hey guys. Have an old d7 dozer I’m working on at the moment. Have no way of identifying the model or serial number. Can’t find an id plate on it anywhere and the model letter is also not on the sticker. Wondering if anyone can help by looking at these photos. Cheers
    • PHDiesel
    • Thread
    • dozer engine identification serial
    • Replies: 16
    • Forum: Dozers
  4. P

    Pre combustion chamber failure

    Hi guys. I have a no. 12 grader here 17k with a d333c in it I believe. The motor has not long been rebuilt and new head installed with new pre combustion chambers. The other day I was driving it and the top half of the pre combustion chamber blew out of the head. The bottom half is still...
    • PHDiesel
    • Thread
    • 17k 3306 d333c grader pre combustion chambers
    • Replies: 3
    • Forum: Motor Graders
  5. P

    CHALLENGER A/C not cooling

    Hi all, Any air con gurus out there? I have a Cat challenger 875c and have just replaced the compressor drier and TX valve. (Front seal of last compressor failed) after replacing the parts I vacuumed the system down and checked for any leaks. Once I knew the system was tight I put 2.2kg of...
  6. P

    3408 leak down test

    Hey guys, has anyone done a cylinder leak down test on an old 3408? Or a better way to test for a blown head gasket or cracked head?
    • PHDiesel
    • Thread
    • 3408 631d cat cylinder gasket head overheating scraper
    • Replies: 2
    • Forum: Scrapers
  7. P

    CAT 631D overheating

    Hey guys, Got a 631D with a 3408 engine overheating. Top radiator hose measures 110-120 degrees Celsius. But the bottom hose is back at 70 degrees Celsius. Engine is still overheating into the red and the top tank seems to be pressurised severely. Just had the radiator out and flushed at a...
    • PHDiesel
    • Thread
    • 3408 cat caterpillar overheating scraper
    • Replies: 6
    • Forum: Scrapers
  8. P

    A25c no gear select

    Hi all, Have a volvo A25C. Truck will not select any gears forward or reverse, and the alarm buzzer sounds when you try and select a gear. Contronic display unit also not working so am unable to retrieve a code Cheers
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