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    Claas Arion EGR fault

    Hello, I have just bought a Claas Arion 530 and now find that it is throwing fault codes. Usually 7777h which is reduction in fuel pressure. This is then often followed by one or more of these: 7781, 7782, 7786, which are all related to the EGR valve. Also 771Bh tonight which is an air intake...
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    • Thread
    • arion carbon claas deere derv diesel egr fault fuel warranty
    • Replies: 8
    • Forum: Machinery
  2. S

    McHale v660 hydraulic return line

    Hello. I just purchased a second hand McHale v660 baler. How do I tell which hydraulic line is the free flow return? There are 3 hydraulic lines mixed up all with the same fittings. Obviously two are for the door and the third is the return. All go into a metal control box so not sure which is...
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