New Sound in Neutral

/ New Sound in Neutral #1  

bindian

Super Member
Joined
Feb 10, 2007
Messages
8,431
Location
Willis, Texas
Tractor
Mahindra 6520 4WD
This morning I worked the Big RED Beast in the rain for an hour, then left it outside to "wash itself off". This afternoon after moving a culvert around, with the transmission in neutral it would make a ticking, scrapping sound. Like something was rubbing. It would quit when I put it in gear or put the shuttle reverser in neutral. I drove it over to the water hose and washed the remaining mud off. When I put it in gear, than back in neutral, the noise stopped. Any ideas what it could have been?
hugs, Brandi
 
/ New Sound in Neutral #2  
Not sure what it could be Brandi. I hate new noises. At least it wasn't followed by some sort of immediate failure. Like my Massey. My wallet is still hurting.
 
/ New Sound in Neutral #3  
Could it be the shifting forks in the tranny, maybe touching a moving gear. Maybe linkage needs a little adjustment. It would be a good place to start, if it happens again. Jim
 
/ New Sound in Neutral #4  
Brandi, my '02 6000 does the same thing after it warms up (in neutral only)...I think its a clutch pack vibration as it won't do it when its "hooked up" to the trans..try this: if/when it does this again, put on the PTO and see if the sound changes/goes away...I'm betting that it may..as I think the PTO clutch may have a slight vib in it. BobG in VA
 
/ New Sound in Neutral
  • Thread Starter
#5  
Brandi, my '02 6000 does the same thing after it warms up (in neutral only)...I think its a clutch pack vibration as it won't do it when its "hooked up" to the trans..try this: if/when it does this again, put on the PTO and see if the sound changes/goes away...I'm betting that it may..as I think the PTO clutch may have a slight vib in it. BobG in VA

Bob,
That makes sense to me, however the 20 series has an Independent PTO Clutch. I have a IPTO clutch lever (handle) I disengage to put the PTO lever in the on position, then I engage the Clutch lever. If I don't do this right, I have a Beeper telling me it is not configured correctly. I will try it next time anyway. Thanks.
hugs, Brandi
 
/ New Sound in Neutral
  • Thread Starter
#6  
Not sure what it could be Brandi. I hate new noises. At least it wasn't followed by some sort of immediate failure. Like my Massey. My wallet is still hurting.

Ed,
As a mechanic, I listen hard to all noises, old and new. Old noises for any change. New noises are very worry some, while trying to isolate what it could be. Thank the Lord it went away. With over 700 hours now on the BRB, I feel I am really lucky to have such a good tractor. Worse thing to date was the fan belt pulley coming apart on front of the hydraulic pump while digging my first pond. I keep thinking about that as I was down in my new pond basin digging last weekend.
Refresh my memory.........what happened to your new (to you) MF?
hugs, Brandi
 
/ New Sound in Neutral
  • Thread Starter
#7  
Could it be the shifting forks in the tranny, maybe touching a moving gear. Maybe linkage needs a little adjustment. It would be a good place to start, if it happens again. Jim
Jim,
That could be. I am not sure how the innards of my tractor go together, unlike a jet engine.
hugs, Brandi
 
/ New Sound in Neutral #8  
Ed,
As a mechanic, I listen hard to all noises, old and new. Old noises for any change. New noises are very worry some, while trying to isolate what it could be. Thank the Lord it went away. With over 700 hours now on the BRB, I feel I am really lucky to have such a good tractor. Worse thing to date was the fan belt pulley coming apart on front of the hydraulic pump while digging my first pond. I keep thinking about that as I was down in my new pond basin digging last weekend.
Refresh my memory.........what happened to your new (to you) MF?
hugs, Brandi


Lost the PTO coupler. It's attached to the flywheel. Only way to replace it is to split the tractor. I guess after 40 years and 7285 hours something is allowed to fail every once in a while.

https://picasaweb.google.com/civesnedfield/Split20120629?authuser=0&authkey=Gv1sRgCKKCqJquiL7jtgE&feat=directlink

Just got it back together on Monday. Not a cheap fix by any means.
Replaced the clutch too while it was opened up.
 
/ New Sound in Neutral
  • Thread Starter
#9  
Lost the PTO coupler. It's attached to the flywheel. Only way to replace it is to split the tractor. I guess after 40 years and 7285 hours something is allowed to fail every once in a while.

https://picasaweb.google.com/civesnedfield/Split20120629?authuser=0&authkey=Gv1sRgCKKCqJquiL7jtgE&feat=directlink

Just got it back together on Monday. Not a cheap fix by any means.
Replaced the clutch too while it was opened up.

Ed,
Ouch that hurts just looking at it. How much did this cost? How long did it take?
hugs, Brandi
 
/ New Sound in Neutral #10  
Ed,
Ouch that hurts just looking at it. How much did this cost? How long did it take?
hugs, Brandi
The mechanic had somewhere between 9 and 10 hours to split and 9 and 10 hours to reassemble. We replaced the coupler the PTO input shaft and the clutch discs, also needed two new gaskets. Parts total $1050.81 and labor $800.00. The machine has been down for roughly three weeks though. When I first called the mechanic and told him I had gotten it to the barn he had hay of his own down so I had to wait till he was done. Parts took better part of a week to get.
 
/ New Sound in Neutral
  • Thread Starter
#11  
The mechanic had somewhere between 9 and 10 hours to split and 9 and 10 hours to reassemble. We replaced the coupler the PTO input shaft and the clutch discs, also needed two new gaskets. Parts total $1050.81 and labor $800.00. The machine has been down for roughly three weeks though. When I first called the mechanic and told him I had gotten it to the barn he had hay of his own down so I had to wait till he was done. Parts took better part of a week to get.
Ed,
Did Y'all split it in your shed, or did Y'all trailer it to the mechanic's shop?
hugs, Brandi
 
/ New Sound in Neutral #12  
Ed,
Did Y'all split it in your shed, or did Y'all trailer it to the mechanic's shop?
hugs, Brandi

I'm sitting here chuckling Brandi. THe farm across from my hay fields is an old dairy farm. They sold out about 8 years ago. Alot of the buildings have been taken down but alot are still there. The folks that own it are real nice and let me use the barns when I need to. The one that the tractor is in is big enough to pull straight in with the Mahindra w/hay wagon in tow and turn it around inside the barn. Right now The Massey, my baler, the Mahindra w/bush hog attached are in there and I could still fit another dozen pieces of equipment in there. So that was one chuckle the other is that I have a traveling mechanic. He comes to the work. Plus I think his rate is either $35.00 or $40.00 an hour. He does really great work and has reccomendations from darn near every farmer within a 150 mile radius of me. He actually use to got to the dealer that I bought my Mahindra from and do repair work for him at his shop.
 
/ New Sound in Neutral
  • Thread Starter
#13  
Brandi, my '02 6000 does the same thing after it warms up (in neutral only)...I think its a clutch pack vibration as it won't do it when its "hooked up" to the trans..try this: if/when it does this again, put on the PTO and see if the sound changes/goes away...I'm betting that it may..as I think the PTO clutch may have a slight vib in it. BobG in VA

Bob,
The noise came back this evening. I did like you stated above and the noise went away when the PTO is engaged. But just now when I went out to refuel the water pump on the dam, it didn't do it.:confused::confused::confused::confused::confused::confused::confused::confused::confused:
hugs, Brandi
 
/ New Sound in Neutral #14  
Brandi...mine "clatter" is indescriminant as to when it does it as well...I keep thinking if I ever have to split this sucker, I may just let it sit (as I have about 4 other old Farmalls and a MF 135). I believe the PTO clutch in my 6000 (by the way, the 6000 is 540/1000rpm with the move of a lever) is somewhat less "robust" than the trans/engine clutch....my gear oil is relatively new (changed it at 250 hours when I could have gone to 500 or more), but had the vib before I changed it as well...I just run the pi$$ out of it and don't worry..I've got my 511 Bradco on the back now as well...good luck with the "beast". BobG in VA
 
/ New Sound in Neutral
  • Thread Starter
#15  
Brandi...mine "clatter" is indescriminant as to when it does it as well...I keep thinking if I ever have to split this sucker, I may just let it sit (as I have about 4 other old Farmalls and a MF 135). I believe the PTO clutch in my 6000 (by the way, the 6000 is 540/1000rpm with the move of a lever) is somewhat less "robust" than the trans/engine clutch....my gear oil is relatively new (changed it at 250 hours when I could have gone to 500 or more), but had the vib before I changed it as well...I just run the pi$$ out of it and don't worry..I've got my 511 Bradco on the back now as well...good luck with the "beast". BobG in VA
Baffling to say the least. I'll stop by Top Flight next week to inquire about it with my friendly neighborhood Mahindra Mechanic.
hugs, Brandi
 

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