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Section for komatsu d20,21 and similar grey market dozers
The brand of 6 way diverter is flowfit from flowfitonline UK I used 1/2 bspp for flow 90 litres/min but hoses are 3/8" because 1/2" too big in diameter I believe you only need large flow if something is rotating.The valve is what they call open center , not sure if it makes any difference if its... -
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Section for komatsu d20,21 and similar grey market dozers
If you are going to take the ripper on and off maybe use the kiwi attachment (in previous threads)to your dozer.I used a 6 way diverter from England 1/2 inch BSP and tapped into front blade circuit. Hoses and fittings from USA. Don't forget its not a D9.I had some photos on previous post they... -
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Section for komatsu d20,21 and similar grey market dozers
My model is a D20A-6 other models my be different, the bolt size is metric 16 mm I used high tensile 8.8 bolts plated with thread all the way up 2 inches long I believe the -7 has 18mm holes as you can buy a three point linkage being Komatsu I think it would be expensive.The back of the Dozer I... -
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Section for komatsu d20,21 and similar grey market dozers
What we did to start off was take a template of the holes in the back of the dozer on some thin plastic sheet stuck on with some double sided tape and cut the holes out, then stuck on to a piece of plywood board and drilled the holes out on the board and then set it off the ground at the right... -
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Section for komatsu d20,21 and similar grey market dozers
Hi g-man Hydraulics all done diverter valve and some pipes and adaptors Ripper goes up and down ok but I haven't ripped anything yet . Have photos of hydraulics -
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Section for komatsu d20,21 and similar grey market dozers
Hi new to this Just fitted some rippers my son made to my D20 see photos