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Jd 9660 fuel consumption
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jdmatt15
Posted 9/29/2024 08:50 (#10908450)
Subject: Jd 9660 fuel consumption


What is everyone’s combine burning for fuel consumption? Running an 8 row corn head in 160-170bu corn, it’s burning almost 3 gallons/acre. Seems like an awful lot for going 3.5 mph
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jd4930
Posted 9/29/2024 09:24 (#10908492 - in reply to #10908450)
Subject: RE: Jd 9660 fuel consumption


Central ND
That hardly seems possible, s790 with 12 row stalkmaster doesn't burn that in 150 corn
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AGB
Posted 9/29/2024 09:32 (#10908496 - in reply to #10908450)
Subject: RE: Jd 9660 fuel consumption


Mid-Michigan
I have a 9760 and have no idea what it burns per acre but it no where near that. Can you equate that per hour for me? (Guess I could figure that myself but I'm to lazy)

Edited by AGB 9/29/2024 09:33
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jd4930
Posted 9/29/2024 09:34 (#10908500 - in reply to #10908496)
Subject: RE: Jd 9660 fuel consumption


Central ND
Quick math says 25gph going down the field, seems hard to believe. We always watch gpa, gph doesn't really tell a person much......
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mafrif
Posted 9/29/2024 09:48 (#10908524 - in reply to #10908500)
Subject: RE: Jd 9660 fuel consumption



NC Iowa
Only way a 9.0 little is gonna burn 25 gph an hour is when it's on fire

OP. Sure you don't have a fuel leak?
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jdmatt15
Posted 9/29/2024 09:50 (#10908528 - in reply to #10908524)
Subject: RE: Jd 9660 fuel consumption


I haven’t noticed a leak, but maybe I need to take a closer look with the combine running. Haven’t noticed anything overnight
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jdmatt15
Posted 9/29/2024 09:48 (#10908526 - in reply to #10908496)
Subject: RE: Jd 9660 fuel consumption


It works out to about 15 gallons an hour
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jd4930
Posted 9/29/2024 09:50 (#10908529 - in reply to #10908526)
Subject: RE: Jd 9660 fuel consumption


Central ND
Then you aren't burning 3 gpa.....
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jdmatt15
Posted 9/29/2024 09:54 (#10908533 - in reply to #10908529)
Subject: RE: Jd 9660 fuel consumption


Things were a little slow going yesterday, maybe the added time made for more fuel used. The corn stalk kept breaking off at the ear and the top half was plugging up the header. We did about 33-35 acres yesterday and it took me 120 gallons of fuel to do it. A little idle
Time for a quick bite to eat other then that we were unloading on the go nonstop
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jd4930
Posted 9/29/2024 09:58 (#10908540 - in reply to #10908533)
Subject: RE: Jd 9660 fuel consumption


Central ND
You sure it was full? 3.5 mph even at 75% efficiency is over 6 acres/hour, so 5 hours of cutting?
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jdmatt15
Posted 9/29/2024 10:05 (#10908550 - in reply to #10908540)
Subject: RE: Jd 9660 fuel consumption


Pretty close to that yeah
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jdmatt15
Posted 9/29/2024 10:06 (#10908553 - in reply to #10908540)
Subject: RE: Jd 9660 fuel consumption


It was showing one tick short of stomping full on the gauge. Ended the day one tick under half full. Pretty sure it has a 250 gallon tank
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jd4930
Posted 9/29/2024 10:09 (#10908563 - in reply to #10908553)
Subject: RE: Jd 9660 fuel consumption


Central ND
If you are guessing your gallons according to the Guage that's your problem, if you didn't meter it bo offense but this is a pointless discussion.......
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jdmatt15
Posted 9/29/2024 10:27 (#10908575 - in reply to #10908563)
Subject: RE: Jd 9660 fuel consumption


I’ll put a meter on and measure it more closely but it still seems like it’s gulping a lot of fuel
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jdmatt15
Posted 10/2/2024 14:56 (#10912629 - in reply to #10908563)
Subject: RE: Jd 9660 fuel consumption


After putting a meter on, the combine is using right at 2 gallon/acre. With the 30 foot flex head on beans it was 2.25. I have checked several places and I don’t have a leak
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jd4930
Posted 10/2/2024 17:29 (#10912736 - in reply to #10912629)
Subject: RE: Jd 9660 fuel consumption


Central ND
2 gallons i can believe, and i would say that's acceptable. But that's along ways from 3, which shows how inaccurate it will be guessing by the guage
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jd4930
Posted 10/4/2024 15:16 (#10915140 - in reply to #10912736)
Subject: RE: Jd 9660 fuel consumption


Central ND
We are doing corn right now, s790, 612c, 140 bushel, 1.3gpa, pretty much exactly what the monitor says
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jd8850
Posted 9/29/2024 20:06 (#10909169 - in reply to #10908553)
Subject: RE: Jd 9660 fuel consumption


Roseglen, North Dakota
If you wd have mentioned using your guage to measure fuel consumption at the beginning of the post, you wd have answered your own question. Totally inaccurate.
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AGB
Posted 9/29/2024 09:38 (#10908504 - in reply to #10908450)
Subject: RE: Jd 9660 fuel consumption


Mid-Michigan
I know, but I just figure what i used for the day in a half mile field. I think the last time I figured mine by the acre it was something around 1.7 -2/acre in 200 bu corn with a 12 row.
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Erik in SD
Posted 9/29/2024 10:00 (#10908542 - in reply to #10908450)
Subject: RE: Jd 9660 fuel consumption


East Central SD
Mine always ran about 1.25-1.33 gal/acre in corn if I remember correctly.
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DougG
Posted 9/29/2024 10:42 (#10908595 - in reply to #10908542)
Subject: RE: Jd 9660 fuel consumption


JD4930 is right on! Very pointless - but an entertaining post ;
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PTO
Posted 9/29/2024 10:59 (#10908621 - in reply to #10908450)
Subject: RE: Jd 9660 fuel consumption


Northeast Misery
Shelled 40ac, cut up, lots of short rows, not unloading on the go, used 70g.
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GM Guy
Posted 9/29/2024 17:21 (#10908985 - in reply to #10908450)
Subject: RE: Jd 9660 fuel consumption


NW KS/ SC ID
I believe Agtalk logic is if you are concerned about combine fuel economy, you are a ****ty farmer who needs to quit and rent out to a true professional, at least that was the story when diesel was lower and corn prices were higher a few years ago.

For the rest of us outside of 200 bushel dryland country, Gleaner has pretty awesome fuel economy.

Even the cat powered Masseys are decent on fuel if throttled back a tick.
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mschultz
Posted 9/29/2024 23:47 (#10909449 - in reply to #10908985)
Subject: RE: Jd 9660 fuel consumption


Oregon
Throttle back a combine? First time I've heard that.
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GM Guy
Posted 10/3/2024 07:50 (#10913317 - in reply to #10909449)
Subject: RE: Jd 9660 fuel consumption


NW KS/ SC ID
mschultz - 9/29/2024 22:47

Throttle back a combine? First time I've heard that.


To my knowledge Agco is the only one with the ability, buttons or rockers on CNH or Deere.

On Agco cabs from the 2003-2008 timeframe, they have a rotary switch with detents at idle and full, and a "hold" position in the middle. You take it to full throttle to get up to speed, get rolling in crop, then click back to "hold" then quickly bump back close to idle and release back to the center "hold" position, usually pull back just 100-150 rpm as to not affect speeds of machine components

On a 9895 Massey with a C13 425 hp cat, there seems to be a slight glitch in the way the combine talks to the engine, and if left at full throttle it shows 95 percent load and 20-25 gph. If pulled back even just 100 rpm, engine load drops to like 70 percent and fuel usage drops to 14-18 gph.

My buddy who has this herd of 9895s had one come in from Canada and I'm curious if it's been tuned, as it won't go over 2150 rpm and seems to use slightly less fuel. Basically identical consumption to the machine with spreaders and this Canadian machine has a redekop chopper.

Of course we aren't getting too scientific with this, just enough to see a difference on the fuel gauge at the end of the day. Would be fun to see exactly how much with a calibrated fuel meter on the pump.

Edited by GM Guy 10/3/2024 07:53
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kws3121
Posted 9/30/2024 05:56 (#10909516 - in reply to #10908450)
Subject: RE: Jd 9660 fuel consumption



Frost,Mn
If you’re using 15 gal/ hour I think that’s acceptable. If you’re concerned about fuel usage don’t buy a 9870, you will burn 25 gallon if using it like it was intended.
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jd4930
Posted 9/30/2024 06:03 (#10909521 - in reply to #10909516)
Subject: RE: Jd 9660 fuel consumption


Central ND
And get alot more done, gallons per hour doesn't mean anything. It's gallons per acre that tells the story
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kws3121
Posted 9/30/2024 10:07 (#10909839 - in reply to #10909521)
Subject: RE: Jd 9660 fuel consumption



Frost,Mn
Agree totally! The big combines are capable of getting a lot done if they have the support equipment to back them up
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