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Wes (VA) 
Orange Level
Joined: 12 Sep 2009
Location: Elkton, VA
Points: 510
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 Topic: DD grader hydraulic pump gpm, press?
Posted: 30 Jan 2020 at 7:34pm |
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Ive got a grader with no engine, and the center section of the pump is busted. Found a 262 gas to put in, I want to know if parts are availabe for the pump. Its a hydreco 078178. What would be more helpful is the specs of the pump. I see surpluscenter has a couple hydrecos
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CAL(KS)
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Joined: 18 Sep 2009
Location: Chapman, KS
Points: 3777
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Posted: 31 Jan 2020 at 7:52am |
those pumps are only 12-1500 psi. acccording to the book. not a lot a pressure back then. no specs given on gpm but 10-15 should suffice
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Me -C,U,UC,WC,WD45,190XT,TL-12,145T,HD6G,HD16,HD20
Dad- WD, D17D, D19D, RT100A, 7020, 7080,7580, 2-8550's, 2-S77, HD15
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Wes (VA)
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Joined: 12 Sep 2009
Location: Elkton, VA
Points: 510
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Posted: 31 Jan 2020 at 9:37am |
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Thanks Cal
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DMiller
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Joined: 14 Sep 2009
Location: Hermann, Mo
Points: 29989
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Posted: 31 Jan 2020 at 10:07am |
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Unit on my crawler is 40gpm but still less than 1800psi.
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CAL(KS)
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Joined: 18 Sep 2009
Location: Chapman, KS
Points: 3777
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Posted: 31 Jan 2020 at 10:09am |
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HDg6 is 40 gpm and relief is 1250 psi max
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Me -C,U,UC,WC,WD45,190XT,TL-12,145T,HD6G,HD16,HD20
Dad- WD, D17D, D19D, RT100A, 7020, 7080,7580, 2-8550's, 2-S77, HD15
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Ages Cat
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Joined: 12 Sep 2009
Location: Hutchinson, MN
Points: 684
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Posted: 31 Jan 2020 at 4:53pm |
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The pump used on the D is avaialble from Hydreco. I purchased a new one 3 yers ago, about $650.00 complete. I can look at it and provide a part number.
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Curt Anderson
HD3, HD5B, HD6E, HD6AG,HD6B dozer, I-400, 615, 616,620, 720, ACP25 lift truck, 1956 D Grader, AC 540 loader, 655 loader, AC #84 plow, Simplicity tractors, Agco MT225.
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Ian Beale
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Joined: 03 Oct 2011
Location: New South Wales
Points: 942
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Posted: 31 Jan 2020 at 8:13pm |
Ages Cat
Is Hydreco still in business then?
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Joe(TX)
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Joined: 11 Sep 2009
Location: Weatherford. TX
Points: 1682
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Posted: 06 May 2020 at 4:20pm |
Hydreco is still in business. Part number does not look right. It looks more like a spec no.
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1970 190XT, 1973 200, 1962 D-19 Diesel, 1979 7010, 1957 WD45, 1950 WD, 1961 D17, Speed Patrol, D14, All crop 66 big bin, 180 diesel, 1970 170 diesel, FP80 forklift. Gleaner A
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