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d6h

  1. 1

    1993 Caterpillar D6H II Idler Wheels

    Hello everyone, We purchased this machine from Wagner Caterpillar in New Mexico. Since acquiring it, we've used it for approximately 1500 hours. However, we've discovered an issue: the idler wheels on the machine are not compatible with our undercarriage (U/C). I'm puzzled as to why our machine...
  2. P

    D6H transmission overheating

    Hi all, Trying to sort out an overheating transmission on a D6H Serial No. *2KD00564* for a buddy. The history of the machine as I’m aware of it is as follows: He bought the machine, put it on his lowbed, and when they tried to offload it, catastrophic clutch failure in the transmission...
    • Pralhad Birdi
    • Thread
    • bulldozer d6h dozer transmission
    • Replies: 123
    • Forum: Dozers
  3. Dave Poulin

    Volvo L90g D6H Motor

    Hi guys,I have rebuild a d6h motor in a L90G volvo loader and the motor crank but wont start . He start when i put brake cleaner in the air filter but that's it . I try to replace the primer pump because i'm not able to put pressure in the system and now i'm able to put pressure but when i crank...
  4. G

    How hard to add a 6 way blade to a D6H?

    Looking for my first dozer. Need something mid-sized, mostly going to use it for cleaning up and putting in roads, and some forestry work, mostly skidding. So I'm looking at D6 class machines with either a winch or grapple, which limits my choices considerably, esp in the D6H's. It feels to...
    • Garrik
    • Thread
    • blade d6c d6d d6h
    • Replies: 20
    • Forum: Dozers
  5. BuckWild

    D6H fuel pressure sensor issue

    This is my first post, so just want to first thank all of you for this forum. It has already helped me A LOT! I can usually snoop my way through this forum and find the info to keep my going, but I finally have one I need to ask directly...so here goes! The problem I'm having is on our D6H...
    • BuckWild
    • Thread
    • d6h fuel pressure warning lamp
    • Replies: 6
    • Forum: Dozers
  6. C

    Cat D6H bulldozer engine problems

    I have Cat D6H LGP serial #5HF04098. was working fine then all of a sudden started to produce serious black smoke and lost power. Revs would not pick up. We checked turbo, inlet and exhaust for blockages. All fine.Checked injector pump and injectors. All fine. Checked timing. All fine. Removed...
    • Crock
    • Thread
    • black smoke cat d6h engine problem
    • Replies: 85
    • Forum: Dozers
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