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  1. Hunter013

    X15 compressor airline has oil in it

    2019 KW T800 with a X15 in it. Had a service call where air wouldn't build above 50 psi. Found braided line from compressor to dryer was cracked. When I took the line off, it had oil seeping to the outside of the line and had dried oil lining the inside the of line. Is my compressor starting to...
  2. Hunter013

    Cracking Cross Member

    2020 Kenworth T800 quad axle dump truck I noticed a cracked cross member while I was last under my truck. Its the carrier bearing cross member. Ill post pictures. I am waiting on a new one to get delivered and I was curious what would cause this cracking? I believe the piece is aluminum and I...
  3. Hunter013

    MV3 Valve leaking

    2005 Peterbilt 378 MV3 valve leaks out of exhaust port when tractor brakes are set. Intermittently leaks when tractor brakes are released, but stops if I hit the foot brake. Changed the MV3 valve, no change. What else should I look for?
  4. Hunter013

    Mack MP8 Fan Clutch Harness

    2018 Mack GU813 MP8 The fan belt blew up a few weeks ago and took out the fan clutch harness. Asked Mack if I could just get the harness and they said no. We replaced the fan clutch and everything ran fine till yesterday. Fan belt blew up again and took out the fan clutch harness again. Fan...
  5. Hunter013

    Trail King Brake Issue

    Trail King TK130HDG 10' wide 4 axle lowboy trailer. Trailer came in for regular service. First axle brakes looked low. Noticed the p/s brake chamber rod was bent at an almost 90 degree angle and part of the end of the s-cam was chipped away. I've never seen this. Would anyone have any idea how...
  6. Hunter013

    315F Emission Code

    Cat 315 WKX00292 I will attach pictures of all the codes and status flags that are on the machine. I am starting with just looking over all after treatment wiring and sensors. Is there anything else I can do to figure out the troubled area or where else I should look?
  7. Hunter013

    Diesel Heater PCB Board

    LB White Tradesmen K400 diesel heater. Looking for the PCB Board for it. P/N: 572241 It says discontinued on their main website. I’m hoping to find one either used, aftermarket or whatever may work. Anything is appreciated.
  8. Hunter013

    Bomag Idle Issue and Hour Meter

    Bomag 145 D-3 Compactor S/N: 101581211053 We changed the main screen module (which has the fuel level, hour meter and warning lights in it) about 8 months ago. The hour meter has not increased from the .03 hours since then. What do I check for this? A second issue is that the machine will not...
  9. Hunter013

    Cat Next Gen 305 Engine Vibration

    S/N: 5G500465 Engine vibration is pretty excessive. Machine was bought late August of 2022. I sent it back to Cat for them to look at. I don't remember if they put new motor mounts on or just tightened them. But I got the machine back and it still seemed excessive. The service manager at Cat...
  10. Hunter013

    2005 Peterbilt 378 Wiring Issue

    1XPFDB0X05N860710 C-15: MXS09731 We've been having this problem for a couple of weeks now. Truck will shut off like you shut the key off and because its rolling it will start right back up. The dash loses all power as well. Driver says it usually start to happen after he's running through the...
  11. Hunter013

    Crusher tracks

  12. Hunter013

    Cat 336F Aftertreatment Codes

    S/N: RKB01316 Machine is throwing a bunch of codes relating to the def pump. I troubleshot 3862-5 due to its latest occurrence and highest count. Wiring all checked out. When I took off the electrical connector on the def pump, there was water and possibly def coming out from behind the pins in...
  13. Hunter013

    Peterbilt 567 X15 Starting Issue

    VIN: 1XPCD40X9FD282242 ESN: 79763558. Since we bought the truck, its had problems with starting. Replaced batteries and 2 starters now. The starter will do maybe 1 revolution and stop or just click. I replaced the starter recently and it started up perfectly, but I asked the driver if it stayed...
  14. Hunter013

    Moley Magnet Blowing Fuse

    I've got a Moley Magnetics brand magnet that keeps popping 1 of the 2 glass fuses. I cannot see any broken wires or anything abnormal looking. I am not familiar with theses attachments at all. Any suggestions help.
  15. Hunter013

    Cat D3G Speed Issue

    S/N: BYR00403 Machine has a variable speed between 1 and 3. The machine speed seems to have been halved, but everything works perfectly fine. Power, torque and drive are all the same, ground speed is much slower than it used to be. We had it brought back to our shop for me to look at, and then...
  16. Hunter013

    Cat 725 E329 code

    S/N: B1L01417 Code E329 trans filter plugged. I changed the filter and bypass switch. No change. The filter didn’t have any debris in it and the oil looked fine. What else is there to check?
  17. Hunter013

    Chelsea PTO wont engage

    Chelsea C1-P-602 on a Kenworth T800 tractor Trailer box went up no problem last night. Driver got loaded this morning and it took him an hour to manage to get the box to go half way up and get most of the load off. He said when it went up, the hydraulics were smooth, no jerking or inconsistent...
  18. Hunter013

    KW T800 ABS Code

    SPN: 789 - FMI: 9 Drive axle left wheel speed sensor, output low at drive-off I checked all drivers side sensors and they’re at roughly 1500-1600 ohms. What else should I check? I’m not familiar with abs systems.
  19. Hunter013

    Hamm 3410 CEL Blink Codes

    2012 Hamm 3410 S/N: H1791760 Check engine light is on. Runs totally fine. Hoping someone knows what these blink codes mean. 2 Short, 2 Long, 8 Short 2 Short, 2 Long, 6 Short
  20. Hunter013

    Mack Code P107492

    Mack GU813 S/N: 1M2AX16C9JM039991. When you're in 12th gear, roughly 1400 rpm and up, the transmission acts like it is trying to shift up another gear, when there isn't anymore gears to go. And when it does that, the rpm dial goes up higher in rpm, rather than lower, like how it would shift...
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