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Thread: Runva Hyd winches any good?

  1. #21
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    Just keep an eye on your line pressure. Coming of the leg circuit you are probably going to see full system pressure at the winch motor in a stall situation. Depending on the crane, this would most likely be 2500psi + so your 15,000lb line pull will jump to 22,000+.


    Years ago I help setup an old 20,000lb hydraulic Olding winch on a tilt tray, the guy who owned it didn't want to set up a separate system and just ran the winch of a spare spool in the Palfinger crane valve bank.


    He changed the circuit later to include a relief set much lower for the winch after a container he was winching on jambed on the container locks and the 16mm wire rope he was using broke and nearly went through the headboard of the tray....

  2. #22
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    Quote Originally Posted by Tank View Post
    In my whole rigging career I have never seen a winch cable break, yet if I had a dollar for every winch cable snapped in 4WD recovery I would be rich.

    Yeah, I have seen some truly awful looking, but correctly sized, cables on hoisting winches that you would have thought would break, but didn't.


    Was called out one day to replace a few bolts on a 5T winch on a crane. Seems they were trying to pull out a power pole with the winch, which stalled.
    The crane had been fitted with a load management override button by the manufacturer due to an apparent electrical system design fault. This allowed them to get a bit more pressure on the rope. When that failed to pull the pole, they simple hit the button and luffed up......rope held but it ripped the winch from its mountings on the top of the boom.

  3. #23
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    Update on 15,000lb Runva Hyd. Winch, no problems found so far, no leaks, though a bit slow compared to an electric winch, 2 speed model may correct that, but it isn't a problem and am happy with it so far, Regards Frank.

  4. #24
    Join Date
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    Quote Originally Posted by Sitec View Post
    Hello all... I've been looking at Hydraulic winches as I have a truck gearbox with a sizeable dowty pump on the side of it that as some of you will know is going into the 101.... I've been looking at the various s/h winches on Gumtree and Ebay but then stumbled on the 10000lb Runva Hydraulic Winch. I plan to mount it under the floor at the rear of the 101 and figure that 10000lb is plenty because that doubles with a double line pull.... The advert says 'lifetime Guarantee' and at $1350 it has to be a better or comparable option to a tidy S/H Superwinch at $1500.... Your thoughts and opinions would be appreciated be they +VE or -VE. Cheers all. Simon.
    Simon
    The winch fitting and control valve is the easy bit.
    The hard work is the fitting of a hydraulic oil tank on the vehicle.
    many a time I have had to set up something like this using second hand parts.
    If you figure out oil tank location you need largesh oil return hose/pipe with a filter on it and a oil supply to the pump.
    I figure you beening in the tractor game should have access to a single spool valve with adjustable relief just like the stuff used on tractor attachments etc.
    Cost of hosing and locating the hosing in side the confined area of a 101 chassis would be interesting.
    To be very realistic a electric winch will save money, weight , time, effort.
    How many times in the real world do you use a winch on a small 4x4 truck.
    If you were fitting a winch on the back of a tilt tray I would say go hydraulic because of the fact a full hydraulic system is already in place and the constant usage of the winch.
    This is the most cost effective hydraulic filter around, easy, throw away
    Toyota 67502 20540 Hydraulic Filter WIX 57111 | eBay
    I suspect the dowty pump fitted to a truck gearbox would be on the large side to run the hydraulic winch shown..........they can run slowly from a power steering pump circult.
    Electric winch fitting will save a lot of space.
    I found when fitting a LPG tank behind the rear diff of 101 the exhaust and muffler had to be moved.
    The new position of the exhaust system made for some interesting exhaust pipe work.
    One of the best positions for a electric winch on a 101 is just behind the front bumper between the chassis rails.
    Any rearward winching could be done by a simple pulley on the front diff housing.
    One other point and I know I will start a can of worms.
    In the time I had a cheapo Aldi $350 electric winch I couldn't kill it and I did some bad things to it.
    My only complain about the Adli winch was the 25 mtrs cable was too short and a bolt head in the drum would cause damage to the cable.

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