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caterpillar

  1. C

    2011 D6N LGP Hard Braking

    2011 D6N LGP Serial: GHS00570 Hey there. I’m having an issue with the above listed machine braking aggressively. There is no in between. As soon as you begin to depress the brake pedal, it brakes at 100% and does not gradually brake when gradually applying pressure. I do not currently have any...
    • CEvans
    • Thread
    • brake solenoid caterpillar d6n d6n braking issues
    • Replies: 22
    • Forum: Dozers
  2. H

    Trying to make a good investment

    I have found a morbark blizzard model 12 chipper for a good deal… I’m trying to figure out info about the motor that’s in it. It has a cat 3054 is that a good reliable motor?
  3. JFMachado

    3408 Cat Gen Set - SR4 “67U0/5JA0” Early 70’s- Parts Needed

    So we have this old girl at our dairy farm and I’m looking for some parts and having no luck. Caterpillar was unable to locate any parts for my model. The fuel shutoff solenoid we currently have was modified. Looking to put the correct one for this motor. Also if anyone has a user manual or...
  4. D

    CAT M316D - rear/back camera not working (blue screen)

    Hello y'all! We recently bought a CAT M316D excavator. There is a problem with the rear camera - it doesn't work. Only a BLUE SCREEN appears on the display. I checked the power supply on the cable end - unfortunately there is no voltage anywhere (neither 24V nor 12V, just 0V). Oddly enough...
    • djdan7
    • Thread
    • blue screen camera cat caterpillar
    • Replies: 3
    • Forum: Excavators
  5. H

    D7F Timing Injection Pump

    Hello, We have a D7F with serial 61G661. We were told the engine is a D333C. We had the injection pump removed and rebuilt when we overhauled the engine. And now we are trying to get it re-installed and timed with the engine. From what I have researched so far, it takes some special tooling...
    • Hillmaniac1993
    • Thread
    • caterpillar d7f dozer injection pump timimg injection timing
    • Replies: 12
    • Forum: Dozers
  6. I

    Caterpillar's worldwide factories

    Who knows what Caterpillar's global factories are and what they make
  7. A

    Cat 953 engine

    Hi everyone. I’ve been researching what engine my Cat 953 has for some time now. My serial number is 78y01192. I’ve always assumed that it had the 3204, but after some reading I’ve read they have put a few 3304 engines in these machines. I’ve found a parts manual on eBay, I will attach the...
  8. P

    D6NXL operator seat sensor

    Anyone know how to bypass seat sensor in a 2019 D6NXL so it thinks operators present? Sensor is bad and it’s not a cat product trying to see other options other than buying whole new top half of seat.
  9. 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
  10. A

    Best Practices to Ensure Mechanics Install New Parts and Don't Misuse Them—Need Your Wisdom!

    Hey all, I'm dealing with a unique challenge in running a heavy machinery workshop. We operate in difficult terrains like mountains, and I need to ensure that mechanics are installing new parts instead of pocketing them or installing used ones. Has anyone implemented a fool-proof system or...
  11. A

    Best Aftermarket Parts Suppliers for Cat & Komatsu? Need Your Expertise!

    Hey everyone, I'm new here and running a heavy machinery workshop (Cat and Komatsu) in Malaysia. Struggling to find quality parts without breaking the bank. Any aftermarket parts suppliers you can recommend? I'm familiar with Costex in the U.S., but I need more options. Help me dodge costly...
  12. Y

    966H coolant overheat issue

    Hye, new guy here at work and need some experienced people advise. We have a CAT 966H here and need some opinions on troubleshooting this issue (as per title). Not sure if this was posted anywhere in the forum previously but can't find any similar forum title. Thanks in advance to anyone that...
    • YulMY
    • Thread
    • 966h caterpillar coolant overheating
    • Replies: 14
    • Forum: Wheel Loaders
  13. R

    Bleed Hydraulics 257b3 Caterpillar

    Just recently did work on my skid steer and lost a lot of hydraulic fluid. Can someone point me in the right direction to bleeding the lines? I filled reservoir with hydraulic fluid already. Cat 257b3
  14. A

    caterpillar 3506 wiring diagram

    hello to all fellow technicians. I urgently need wiring diagrams for 500 KVa generator. engine S/N 1MZ01193 generator S/N : CAT00000H8AZ01142 I need engine ECM wiring diagram / pinout and EMCP II / generator diagam. I do really thank you
  15. R

    Caterpillar 257b3 Turning Issue

    Just bought this used 2012 Cat 257b3 with 4500 hours and it seems to have an issue with turning. It will sometimes turn good and then suddenly either not turn or turn very slowly. Runs forward and backwards just fine. Any ideas?
  16. K

    CAT315L Service Repair/Parts Manual

    Hi all anyone have pdf version CAT315L service repair manual or parts manual? Much appreciated.
  17. C

    Cat C9 (9DG) 6cyl misfiring when warm

    G'day. Having an issue with a C9 9dg On-Highway engine within a BCI bus. Hoping some of you on here may be able to give some pointers to the following issue: The issue: is that the engine is misfiring when warm around the 1000-1500rpm range when increasing rev and billowing white smoke of...
    • caliundro
    • Thread
    • catc9 caterpillar engine engine problems enginemisfire fuel problems misfiring
    • Replies: 6
    • Forum: Trucks
  18. H

    Swing Brake Not Working/Machine Drifting to One Side - CAT 304 CR

    Cat 304CR (NAD00987) Hey guys, This machine is developing a drift to the left. When I swing to the left and then let go of the joystick, it drifts a little before stopping. It will also slowly rotate downhill to the left on its own. No issues to the right. I read there is a swing brake...
  19. T

    Cat 304cr starter fuse blowing

    I have a 2004 cat 304cr S/N NAD01704. While using machine for awhile the other day it died while digging with no power at all. I checked fuses and starter fuse had blown. I replaced the fuse,started the machine and it blew again after a minute or less of digging. I noticed if I let the machine...
    • Tm93
    • Thread
    • 304cr cat caterpillar mini ex
    • Replies: 21
    • Forum: Excavators
  20. RnR LAMF

    Cat 420f Joystick aux Fault

    Hello everyone Im working on a Cat 420f Backhoe s/n jwj01987 its intermittently throwing voltage codes for the extendahoe/aux switches. They will randomly work sometimes then not, I think I may have a wiring issue but I don't have a schematic, checked all fuses and relays. The codes i'm...
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