Combines To 9880sts ref JD 7800 chopper

9880sts

Guest
Hello Andy what exactly did happen there. was there something who did not work well on the 7800. was it the Feedrolls or the Hay pick up or not enough Power. I did run a 7800 and it was or it is amazing how much trouh put these machine got. the customer who owns the 7800 got also a 900 Jaguar and he is just about to buy a nother one for the corn season. could you tell me what exactly was it was to get that poor look on the Demo. Grettings Helmut
 

Big_Truck

Guest
Helmut, I don't know what the problem was,it seemed to be possibly a lack of power,And maybe the guy driving it was taking it a bit easy because the swarths where "lumpy" and he didn't want to embarrass himself by plugging it!!! The 7800 certainly didn't come anywhere near the other choppers in harvesting performance. Did you make it over to Ireland with your demo machineIJ I understand that any JD dealer here has to pay JD company 500 for each time a 7000 series chopper is taken by a prospective customer for a DemoIJ!!!!!! (that is from a JD salesman)
 

FX45

Guest
Hi there, We have a FX45 harvester and our neighbor has a 7800 chopper,and that is his second machine in two years.The rear axle on the first one was broke several times.last year when they brought the new 7800 they took his old machine on trade in and ended up bringing it back so he would have a machine to run.He got a new 7800 this year and we haven't heard how he is making out with it, we just started cutting 1st cutting in the past week.So it looks like he is not the only one with problems with the 7000 series machines.
 

9880sts

Guest
Hey Andy you can take the cutterhead speed down to 720-700 bevor the point comes where you have to be worried about plugging the Chopper. most of the operators dont even know the Power of the trouhput of a 7000 series chopper compared to a jag in the same range. i did run a 830 (12 liter)jag against a 7200 with ivt(8,1 liter)engine. the jag couldnd keep up with the 7200.we where going 1.5km faster on the same field and the same rake in front of us. we talk about 91 farmers who owen 2 830 and one 7200 the first JD since they started buying machines together in 15 years. they say it is amazing what features the JD got IVT-the new 4 wd and spezially the Cab. more than expected and the bought the machine without a fieldtest! so there cant be to much wrong with the new choppers. if i got a driver who dont want a JD operate or a Claas he makes the machine bad and you know that. with some smaller problems around the machine, you know it and i know it is only a machine. i know owners from jags who lost there Blowert to get the stuff out of the spout. JD runs a blower speed around 2000rpm. what is with all the adjustments around the Jaguar to get the Grass from the drum up into the blower(Spiralband,pull the knives out after they lost half of the lenght)on a JD you got to to nothing untill your knives a sharpent back all the way. hey to you know how long is the way from the Spiralband up to the Blower on a ClaasIJ it is a way from over 150cm lots of adjustment to get the grass all the way up to the Blower. How much to you think is it on a 7000 series or on a 6050 seriesIJIJ tell me next time when you know it. what about all the changes on the jags in the last 4 yearsIJ they just keep the mounth shut and accept all these and pay for it (RU 450 and RU 600). Grettings
 

Big_Truck

Guest
All I know is the 7000 series are not able to cope very well with our heavy grass crops here in Northern Ireland_Southern Ireland and parts of Great Britain.We have grass crops that if you use a 50 foot rake the chopper just won't lift the swarth because it is too heavy and the "lumps" are too sore on the chopper, even with 605hp on tap!!! Have you crops as heavy as this in GermanyIJ This is primairly the reason why we stick to using the 880l 30 foot grass rake because no matter how big the grass crop the harvester will still be able to take it in.
 
 
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