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Construction Equipment Tech Hydraulics, Electronics, General Engineering, ect in constr equip |
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#1
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My Fumotec 490 hoe came with a Kampshoff design (same place Premacon sources their pumps) brushless motor w/gear reduction & 4003 Jung pump (0.45ml/revolution), and 14mm piston bores I found it too quick & springy to operate. I downsized to the 4002 (0.30ml/rev) with the motor rpm @6500 puts it right around 450ml/min & the fluent movement with 3 valves in motion is right where I like it.
Bernd, is the ID of the hose on the Wedico model 2mm? No matter how much fluid you throw at it, the hose might be too small... you might need to replumb to 2.5/4mm fittings & hose.
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Sharing knowledge is one thing that defies basic arithmetic logic --- the more you share, the more you get! Joe |
#2
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After a few months I finally ordered and received the pump, valve block, filter and pressure valve & gauge from Premacon today. Also a few other upgrade bits like some buckets, quick release, stone guard, sound module, lights and rear gps beacons etc.
So on the replacement hydraulics, is there a best practice way to plumb all this for it to work best?. I do notice that in the original design there seems to be a pressure valve on the flow and return from the valve block. |
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