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Thread: protech knocker on a merlo

  1. #1
    Senior Member
    Join Date
    Feb 2013
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    192

    protech knocker on a merlo

    ive got a protech 220 on front of merlo, the main boom will not stay still when travelling and always have to use the ram to keep it straight, are they all like this or is my ram seals worn, was getting annoying coming home along field tonight !

  2. #2
    Junior Member
    Join Date
    Feb 2013
    Location
    Co down
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    22

    Re: protech knocker on a merlo

    Have the same on JCB don't have any probs

  3. #3
    Senior Member
    Join Date
    Feb 2013
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    192

    Re: protech knocker on a merlo

    came to me last night , havent got a check valve on it ! they never supplied one for it , have to get one and that should sort it !!

  4. #4
    Senior Member fergieman's Avatar
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    Feb 2013
    Location
    North Northumberland
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    486

    Re: protech knocker on a merlo

    Will a check valve slow down the hammer dropping. Thought they needed a free flow return.

  5. #5
    Senior Member
    Join Date
    Feb 2013
    Posts
    192

    Re: protech knocker on a merlo

    the tilt action is on the third service and check valve should go on there and the knocker is powered off the pick up hitch at the back,

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