Rear Remotes - Planning stages, need advice

   / Rear Remotes - Planning stages, need advice
  • Thread Starter
#21  
So I looked at the SV manual more yesterday and found that with the valve mounted like I mocked up, with the ports facing in toward the seat, the stick will go into float forward and to the left. Both are really *** backwards. The top cylinder I can live with cause it would match the operation of the 3pth, which is backwards in my mind as well but I can't change that. The tilt working backwards would suck. I'd get used to it, but still it'd suck. It should still be doable but I'll have to work out a mount setup to turn the valve around with the ports facing the fender and then make a joystick shaft to bend and extend out from under and up beside the seat. Don't know how well the stick would work extended out and up like that though. Maybe I can mount the valve tilted a bit to get the top of it closer to the side of the seat. If it ain't one thing it's another lol, dang it.

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   / Rear Remotes - Planning stages, need advice
  • Thread Starter
#22  
Are the Kubota quick connects on the FEL 3/8 or 1/2? These look to be a match to the Kubota OEM QCs and I've read that they will work with the OEM connectors. ISO 7241 Series B Quick Disconnects (Complete Set) The 3/8" QCs show to have a 12GPM flowrate, which is higher than the pump anyway.

I see some guys talking of using 1/4" hoses on the TnT and some using 3/8" hoses. When the rest of the tractor has 3/8" hoses and connectors, why would anyone want to use 1/4"?

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   / Rear Remotes - Planning stages, need advice #23  
Are the Kubota quick connects on the FEL 3/8 or 1/2? These look to be a match to the Kubota OEM QCs and I've read that they will work with the OEM connectors. ISO 7241 Series B Quick Disconnects (Complete Set) The 3/8" QCs show to have a 12GPM flowrate, which is higher than the pump anyway.

I see some guys talking of using 1/4" hoses on the TnT and some using 3/8" hoses. When the rest of the tractor has 3/8" hoses and connectors, why would anyone want to use 1/4"?

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3/8" QDs have a flow rate of 6GPM. The 12GPM that you are seeing is max flow rate and will be severely heating the oil at that flow rate.

People like the 1/4" because of size, flexibility and cost. I prefer the 3/8" and 1/2" stuff myself. The QDs on the loader are 3/8". Now there are small 3/8 and big 3/8. I believe that Kubota uses the small 3/8 QDs. ;)
 
   / Rear Remotes - Planning stages, need advice
  • Thread Starter
#24  
Hmm....so if my pump is 6.9GPM (I think), and of Kubota uses the small 3/8" QC on the loader, those should be fine for the TnT as well. How do you tell the difference between the small and large 3/8 QCs?

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   / Rear Remotes - Planning stages, need advice #26  
Take your mock up and see if it will fit in there by turning it 90deg one way or the other (2 spool valve?). There is a small chance that you could build an off set joystick handle to make it come up where you want it. The forward/back/float would work just fine, the side to side movement would be the question. When I added a rear remote to my L3400, I truly only needed one remote to operate a down presure cylinder for a post hole auger. http://www.tractorbynet.com/forums/hydraulics/279524-kubota-l-series-rear-remote.html
I also built a brush graple and added a front remote valve next to the FEL valve. If for some reason or another that I must have an extra rear remote for something, then I could simply run a pair hoses to the rear from that. Keep us posted on what you come up with, it looks interesting.
Steve
 
   / Rear Remotes - Planning stages, need advice
  • Thread Starter
#27  
So I am going to call Prince tomorrow and have them confirm that the valve won't go into float forward(or backward)/right with it mounted like I want. If they confirm that it won't, then I think I am just going to go with the Brand LV valve combined with a diverter valve and just use the forward movement of the joystick for both the Top and Tilt (flipping the toggle switch on to the diverter valve) so both cylinders will have Float ability.

I will use the second spool of the Brand LV valve for a 3rd rear remote - don't know what I'll use it for, but it'll be there for someday.

BUT.....the Brand LV valve at Surplus Center Surplus Center - 2 SPOOL COMPACT 10 GPM JOYSTICK CONTROL VALVE has Regen on the side to side axis (second spool) of the joystick.

I see that Northern Tool has two versions of this Brand LV valve...

One with Regen Brand Hydraulics Monoblock Loader Valve with Regeneration, Model# PLV22RFSTKAB | Control Valves| Northern Tool + Equipment

One without Regen Brand Hydraulics Monoblock Loader Valve, Model# PLV22TSTKAB | Control Valves| Northern Tool + Equipment

Being that I am not going to be using the second spool for a loader bucket, should I avoid getting the one with the Regen spool? Would the Regen function screw me up if I were to use it for anything other than a loader bucket dump? - like an angle cylinder on a rear blade or a hydraulic ripper bar on a box blade?

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   / Rear Remotes - Planning stages, need advice #28  
Just don't go into regen,

Regen just make things work faster, but has less power.
 
   / Rear Remotes - Planning stages, need advice
  • Thread Starter
#29  
Got some updates on the valve hunt.

I spoke to Prince technical support yesterday for about 45min. I told the guy how I wanted the valve to mount and the joystick to work. He got an engineer on the line and they reviewed prints and a sample valve in their hands and confirmed 98% that the joystick mounting could be rotated to put spool 1 into float when pushing to the right. However, this would change spool 2 to float when pulling back on the stick. In my mind, this is fine, pull back on the stick, the cylinder moves back. BUT, it's opposite of the 3pt hitch operation, which I think is backwards from what it should be, but I can't change that. Since the 3pt stick and this joystick will be next to each other and I'll be reaching for them both while looking back at the implements and using the tractor, I'd rather them work the same way. I haven't written the SV valve off yet, but wanted to see if I can get closer to whats in my head.

I called and spoke to engineering at Brand Hydraulics. They confirmed to me that they CAN put float in both spools on their valves. Not the LV valve, but an MB valve, which he said is the same valve body but just not with the regen. They also offer a 3 spool version and confirmed that I can get one with - sitting on the tractor, levers by seat - 1st spool, normal handle, 2nd & 3rd spools, both with float and operated by joystick AND the spools will go into float by pushing the stick forward (Top cylinder) and to the right (Tilt cylinder) which is exactly what I am looking for.

He gave me the part # to order and told me it wasn't in their system as an orderable part # but he would have them enter it this morning so I can order one. I am working with Conrad at Surplus Center on ordering it. He has handed off to their purchasing department who is getting pricing from Brand and he is supposed to call me back and let me know.

It will look like this but have a joystick on the 2 sections to the right.

monoblock-hydraulic-directional-spool-valve-11791-2788341.jpg


Part # MB23TSTKTKLABW

MB2 - valve model
3 - 3-spool
T - tandem center 4-way spool type (1st section)
S - spring center spool action (1st section)
T - tandem center 4-way spool type (2nd section)
K - fourth pos float spool action (2nd section)
T - tandem center 4-way spool type (3rd section)
K - fourth pos float spool action (3rd section)
L - enclosed lever handle (1st section)
A - standard joystick handle (2nd & 3rd sections)
B - adjustable relief
W - power beyond sleeve installed


The 2 spool version with a joystick and both spools float is:

Part # MB22TKTKABW

MB2 - valve model
2 - 2-spool
T - tandem center 4-way spool type (1st section)
K - fourth pos float spool action (1st section)
T - tandem center 4-way spool type (2nd section)
K - fourth pos float spool action (2nd section)
A - standard joystick handle (1st & 2nd sections)
B - adjustable relief
W - power beyond sleeve installed

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   / Rear Remotes - Planning stages, need advice
  • Thread Starter
#30  
Gathering my order for fittings. These look OK?


Will use 3/8" hose with JIC female swivel ends.

Valve has SAE #8 ports
TnT cylinders have SAE #6 ports
Will use 3/8" ISO-B Quick Connects to be compatable with Kubota QCs (just in case)


SAE 8 - JIC 3/8 short -> 6 for side and lower ports on valve
SAE 37ー Flare (JIC) x O-Ring Boss (ORB) Adapter

SAE 8 - JIC 3/8 long -> 3 for upper work ports on valve
will buy these from Surplus Center for 1/2 the cost :confused2:
SAE 37ー Flare (JIC) x O-Ring Boss (ORB) Long

JIC 3/8 90* swivel (m-f) -> 15 for all hose to valve connections & hose to QC bulkheads
SAE 37ー (JIC) Swivel Nut 90ー Elbow

JIC 3/8 45* swivel (m-f) -> 6 to test with - may use on QC or TnT cylinders
SAE 37ー (JIC) Swivel Nut 45ー Elbow

3/8 ISO B Quick Connects -> 6 for rear remote mounting on ROPS plate
ISO 7241 Series B Quick Disconnects (Complete Set)

Male 3/8 NPT - JIC 3/8 Bulkhead -> 6 for mounting female QC on ROPS plate
Male Pipe (NPTF) x SAE 37ー Flare (JIC) Bulkhead

Male 3/8 NPT - JIC 3/8 -> 6 for mounting male QC on TnT hoses
Steel Fittings: JIC 37ー Male x NPTF Male Pipe

SAE 6 - JIC 3/8 short -> 4 for TnT cylinders
SAE 37ー Flare (JIC) x O-Ring Boss (ORB) Adapter

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