Peruzzo Fox Cross 1600 Ditch & Bank Mower Review

   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review
  • Thread Starter
#51  
3000psi hydraulic fittings should be fine. CUTs generally have their relief valves set in the 2200+- 100 range.

Thanks, Eric.
 
   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review
  • Thread Starter
#52  
The valve block that is attached to the banjo fittings is a metering valve I believe. The least little bit of dirt or foreign particle in the control surface can make it operate in an erratic manner.

There's nothing erratic. The little cylinder just moves too fast to have much control.

Your mower manual should have a hydraulic schematic showing everything that operates the mower.

Yes, it should but it doesn't. It's a pretty poor manual to start with, and the translation from Italian is awful.

If you have time tomorrow please call the IFE folks and ask to speak to someone in the shop and tell them you are having trouble with the finite control of your mower and ask about the this valve to find out exactly what valve it is and ask if a piece of debris could get in there and cause it to operate poorly.

I called, and had to leave a message. So far no one's called me back.
 
   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review #53  
So have you heard from IFE? If not their lack of customer support concerns me!
 
   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review
  • Thread Starter
#54  
They did call back the next afternoon to ask if anyone called back. The fellow who called said the over-active controls are common, and one just has to "feather" the controls more. When I pressed he passed me to another fellow who seemed more familiar with the machine.

He told me that the cylindrical thing on the rod end of the lift cylinder was an adjustable flow control. He didn't know about the complex valve on the base end of the swing cylinder, but yesterday emailed me and said it "is a built-in safety in the event that the mower catches an obstruction during use (acts like an absorber/shock)."

I knew from the manual there was a relief valve on that circuit, but his description seems a bit strange. A relief valve there provides no protection if you hit something while moving, as that cylinder does not allow the mower head to swing back. So the only relief it can provide for an obstruction is when you are actively extending the mower to the side. I know it does do that, because the unit does refuse to extend in certain circumstances, especially while stopped with it on the ground.

He also said to leave the orifices in place, as they are factory parts. He made no mention of my suggestion that a needle valve might be useful.

So, they did call back a day later, and basically they claim it's fine, one only needs to learn to use a feather touch on the controls. In my view, no help.
 
   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review #55  
They did call back the next afternoon to ask if anyone called back. The fellow who called said the over-active controls are common, and one just has to "feather" the controls more. When I pressed he passed me to another fellow who seemed more familiar with the machine.

He told me that the cylindrical thing on the rod end of the lift cylinder was an adjustable flow control. He didn't know about the complex valve on the base end of the swing cylinder, but yesterday emailed me and said it "is a built-in safety in the event that the mower catches an obstruction during use (acts like an absorber/shock)."

I knew from the manual there was a relief valve on that circuit, but his description seems a bit strange. A relief valve there provides no protection if you hit something while moving, as that cylinder does not allow the mower head to swing back. So the only relief it can provide for an obstruction is when you are actively extending the mower to the side. I know it does do that, because the unit does refuse to extend in certain circumstances, especially while stopped with it on the ground.

He also said to leave the orifices in place, as they are factory parts. He made no mention of my suggestion that a needle valve might be useful.

So, they did call back a day later, and basically they claim it's fine, one only needs to learn to use a feather touch on the controls. In my view, no help.

==================================================================================================================================================================================================================



Hello Terry,

Thanks for getting back to us about this,

I am both sorry and extremely disappointed in that Iowa Farm Equipment glossed over this and I will send Peruzzo an email OR you can send the Peruzzo company a fax and describe the problem and they will explain how to adjust the valve to you. You will have to invest in a pressure gauge to adjust it.

I will wait on your response before I send them an e-mail.

Leon
 
   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review #56  
Hello Terry,

I chatted with Lorenzo Peruzzo about your issues with your Peruzzo Fox Cross 1600 flail mower.

He told me that they sell hundreds of these boom mounted flail mowers annually and your problems with the flail mower are the first time he has heard of an issue with these flail mowers.

The only thing that comes to my mind is if the engine speed is high being the PTO engine speed of the mule when you are moving the boom and mower head.

If you are not doing this already would you mind lowering the engine speed before you move the boom and the mower head to where you are going to begin mowing?

I do know that boom mower users here in the states lower the engine speed to idle before moving the boom and mower head into the work position as they are using the full flow of the open center hydraulics of the tractors they use even with external hydraulic tanks.



I am waiting to hear back from Lorenzo and it may be early tomorrow their time before I receive a response as it is 4:40 PM in Curtarolo, Italy now where they are located. IF I hear from him before that I will post his response.



Leon
 
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   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review
  • Thread Starter
#57  
He told me that they sell hundreds of these boom mounted flail mowers annually and your problems with the flail mower are the first time he has heard of an issue with these flail mowers.

Thanks for following up, Leon.

That's strange because their US dealer says that's a common issue, and the sales manager says he experiences it himself.

The only thing that comes to my mind is if the engine speed is high being the PTO engine speed of the mule when you are moving the boom and mower head.

If you are not doing this already would you mind lowering the engine speed before you move the boom and the mower head to where you are going to begin mowing?

That's not practical because I move the mower often while mowing, only rarely before starting. Reducing the engine speed while mowing doesn't work because as you know the cut quality is already very poor at full speed, and worse at reduced speed.

Terry
 
   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review #58  
Thanks for following up, Leon.

That's strange because their US dealer says that's a common issue, and the sales manager says he experiences it himself.



That's not practical because I move the mower often while mowing, only rarely before starting. Reducing the engine speed while mowing doesn't work because as you know the cut quality is already very poor at full speed, and worse at reduced speed.

Terry
===========================================================================

Hello Terry,


Would you mind sending me your e mail in a PM so I can send the letter I just received from Lorenzo Peruzzo?

He is very concerned that the mower is not doing what it should be doing and at least you will have a direct e-mail to send to him as well.

He suggested drilling out the restrictor slightly to improve the oil flow in the letter and he also sent along a schematic for me to send to you.

Leon
 
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   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review #59  
Drilling the restrictor will make it respond faster not slower. Mr Peruzzo may not have fully understood the problem.

If it were me I'd be adding smaller restrictors or needle valves between the tractor and the mower. There are standard restrictors made for the purpose.

https://www.tractorbynet.com/forums/hydraulics/154578-hydraulic-restrictor-orifice.html

if you put those on both sides of the valve it's just like feathering the valve if you could feather it that gently. If you put it on one side only it could possibly be affected by the bypass modules you posted pics of earlier.
 
   / Peruzzo Fox Cross 1600 Ditch & Bank Mower Review
  • Thread Starter
#60  
Would you mind sending me your e mail in a PM so I can send the letter I just received from Lorenzo Peruzzo?
On it's way, Leon. Thanks.

He is very concerned that the mower is not doing what it should be doing and at least you will have a direct e-mail to send to him as well.

He suggested drilling out the restrictor slightly to improve the oil flow in the letter and he also sent along a schematic for me to send to you.

The schematic may be helpful. But I'm with Eric in thinking that more restriction, not less, is what's needed.
 
 

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