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  1. Chris5500

    What is this?

    The component above the engine.
  2. Chris5500

    Attn: Perth, WA residents, advice needed!

    After reading kneelo's thread about buying a Daewoo excavator, and reading about how used equipment is particularly expensive in Perth, I thought of the possibility of overhauling excavators and selling them on at Perth for profit. Excluding Auckland in New Zealand, Perth is the most remote...
  3. Chris5500

    Boom Cylinder Pressure Intensification

    Boom Cylinder Pressure Intensification. Ok, for 5 points can anyone explain to me what it is, how it can happen and how to identify it? And I'm not talking about when grampa Joe's Halla 220 LC freezes up in the winter! I'm talking 400 tonne plus, and why it's not an issue with the...
  4. Chris5500

    Alternative forums

    Anyone know of any good diesel engine or technical forums out there?
  5. Chris5500

    Hitachi EX800-5

    Serial number: 17LP005148 Not all that familiar with small Hitachi machines so I need some help. Terminology is Hitachi. I'm in need of the following information and verification:- 1) E-P control 2) Pump displacement control at low idle 45 bar @ port PZ of regulator? 0 bar @ port...
  6. Chris5500

    PC4000 Slew ring change.

    I was going to post photos of the KMG (Komatsu Mining Germany) factory where the PC3000, 4000, 5500 and 8000's are made. Apart from Komatsu and Demag machines, the factory started its life as a Nazi war factory during WW2. Anyway, I've lost the photo's and while searching I came across these...
  7. Chris5500

    R9800 working and transport pics

    For those of you who are on DHS this will be old news but if you're like me you don't have an account you can't comment so this is why I brought it over here. These are not my photos either so I give credit to the original owners.' Action shots are loading a 789 at Burton Downs a mine owned...
  8. Chris5500

    Hydraulic bleed down manifold

    Does anyone know the name of the website of the manufacturer of the hydraulic bleed down manifold? It is used to gauge and release residual line pressure in hydraulic systems, and removes the risk of injuries such as oil injection, burns and eye damage, which may result from the process of...
  9. Chris5500

    Belaz haul trucks in Oz!

    Anyone out there got any info on these in regards to the one's Golding's bought for work at Ensham Coal Mine in QLD? I managed to find a few bits of info on google, mainly saying exactly the same thing, and not what I was after. Here is one of the articles I found. Bit confused at the moment...
  10. Chris5500

    Large mining excavator laydown yard (pic heavy)

    While I was in Brisbane, back in June, for work, I came across this laydown yard with alot of large excavators just sitting there, brand new from the factory. I forget the actual numbers I counted now, but the list included Liebherr 996, Hitachi EX5500-6, Komatsu PC4000-6, Terex O&K RH340-B...
  11. Chris5500

    New equiment photos from a new coal mine in NSW, Pic heavy.

    Enjoy :)
  12. Chris5500

    Video: In-cab view of Komatsu PC5500-6

    Cream of the Komatsu excavator crop. 3 videos, all from the same mine - Wambo Coal, Hunter Valley, NSW, Australia. YouTube - Komatsu PC5500 loading 930Es YouTube - Komatsu PC 5500 Loading 300t Haul Trucks YouTube - GIANT KOMATSU PC5500 SPLIT BENCH Enjoy people! :cool:
  13. Chris5500

    Komatsu 930E-AT FrontRunner Autonomous Haulage System

    Not many of you (if any at all) would of heard of this, but Komatsu's FrontRunner Autonomous Haulage System is fully automated (no operator) and uses 930E-AT's to conduct mining operations. It is only the second instalment in the world (the 1st being at Codelco's Copper mines in Chile) The...
  14. Chris5500

    Komatsu PC8000-6 at K2 mine in Kearl Lake Alberta

    K2 mine in Kearl Lake recntly took delivery of a Komatsu PC8000-6, Found it while browsing, not sure of any details about the mine etc. Heres a vid of it in operation. YouTube - PC8000 003 Photos are not mine, they belong to Mike from Flickr
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