Operator not in seat

   / Operator not in seat #1  

garth466

Silver Member
Joined
Aug 30, 2007
Messages
162
Location
Arlington, WA
Tractor
John Deere 3120
How can I get around that in a 3120? Somehow one wire was sliced and I have it barely connected now. I've always hated this feature because I can't even lift my *** up to scratch it without shutting down. If the two wires are connected, will that fool it?

I'm all for safety! That being said, I am in charge of my own safety and don't need this shut-off.
 
   / Operator not in seat #2  
Yes, jumpering the 2 wires will defeat it. Do you have eHydro? I think that the safety isn't too bad on those. It just stops movement, unless the PTO is running. It would be handy to raise up off the seat a little for better visibility when using forks.
 
   / Operator not in seat #3  
On my massey ferguson I unhooked the wire at the switch under the seat and put a jumper wire to connect the two wires. I would think that a john deere would be the same.
 
   / Operator not in seat #4  
I ran one of those wires through a switch that I picked up from TSC. That way I could have the safety feature in place for normal operation, but could easily circumvent it for "off seat" work like working with the chipper behind the tractor. I mounted the toggle switch on the fender under the edge of the seat. It makes a convenient kill switch during the off seat work too!

Frank
 
   / Operator not in seat #5  
Apparently my Baby John's former daddy bypassed that little annoyance too. :thumbsup: I think I'll call him up and thank him!
 
   / Operator not in seat #6  
I was looking at mine (Kubota L3130) yesterday thinking that a rubber band holding that lever down that operates the switch just might do the trick...
 
   / Operator not in seat #7  
There's another thread going on about defeating the operator-not-in-seat safety switch... It has to do with opertating the PTO for something like a splitter. There's a proposed 3-way switch circuit that has been proposed.

That being said, I know you've said that you're in charge of your own safety BUT that switch is there for a reason. The manufacturer didn't waste time/money putting it there just to tick people off. :2cents:
 
   / Operator not in seat #8  
How can I get around that in a 3120? Somehow one wire was sliced and I have it barely connected now. I've always hated this feature because I can't even lift my *** up to scratch it without shutting down. If the two wires are connected, will that fool it?

I'm all for safety! That being said, I am in charge of my own safety and don't need this shut-off.

You DO need it.

There are about as many "How do I defeat the xyz interlock" topics as there are "death due to bypassed switch".
Safety is no accident (old saw).
Absence of safety IS an accident - maybe not immediately, maybe not for a week, month, or year, but it is WAITING to happen.

Keep both hands on the wheel and don't stand up, scratch yourself some other time.
Pay attention, etc.
 
   / Operator not in seat #9  
Spoken like a true OSHA fan. Most interlocks of this nature are lawyer-driven - by the Nanny state and/or corporate lawyers - looking to stay one step ahead of litigious owners. FWIW, there's another "old saw" that says interlocks eventually defeat common sense. Do you not find it ironic that one of the initial steps in competently isolating an electro-mechanical problem is to bypass the associated interlock(s)?

//greg//
 
   / Operator not in seat #10  
Spoken like a true OSHA fan. Most interlocks of this nature are lawyer-driven - by the Nanny state and/or corporate lawyers - looking to stay one step ahead of litigious owners. FWIW, there's another "old saw" that says interlocks eventually defeat common sense. Do you not find it ironic that one of the initial steps in competently isolating an electro-mechanical problem is to bypass the associated interlock(s)?

//greg//

My understanding of the English language is sufficient to know what irony is.
Bypassing of interlocks as a TROUBLESHOOTING technique is quite independent of disabling them for *** scratching convenience.

Read the stats, we DO need protection from our own foolishness and we need to NOT disable such protection.
Duhh, but that stuff is for fools and we ain't them, right ?
(foolishness, moments of inattention, carelessness, unexpected factors, call 'em what Ya will, factors combine and people get hurt.)

WRT operating a chipper or other PTO implements when stationary and off the tractor; On INTELLIGENTLY designed and implemented tractors the seat interlock is logically OR'd with neutral AND'd with brake.
IOW if you are in neutral and the brake is applied you CAN get off the seat (to operate the chipper, scratch, whatever else)

Ooops, Sorry - my bad.
This is a JD sub forum - "intelligently designed and implemented" are my working assumptions from elsewhere.

Regardless, the O/P may want to think this through to implement something OTHER than just a simple short circuit.
It takes THOUGHT and maybe a bit more time, but the neutral and brake switches are there and COULD be used.
 

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