Fel hydraulics

Zeked

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Equipment
L3400
Feb 8, 2023
10
1
3
Central Oregon
Do you have to bleed the FEL hydraulic system after changing the fluid? My FEL stutters and sounds terrible.
 

mcfarmall

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Kubota M5660SUHD, Farmall C
Sep 11, 2013
1,413
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113
Kalamazoo, MI
Nope. Just cycle everything over and over again and the air will bleed itself out over time.
 

North Idaho Wolfman

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L3450DT-GST, Woods FEL, B7100 HSD, FEL, 60" SB, 743 Bobcat with V2203, and more
Jun 9, 2013
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Several cycles should clear it out, if it continues you have another issue.
Like it's sucking air into the system.
 

barts

Member

Equipment
4wd B5100, FEL with Piranaha bar, box blade, log arch, 3 point hitch adaptor
If your fluid reservoir for the loader is separate, make sure to watch the level as you work the air out... sometimes the cylinders hold enough to nearly empty the reservoir.
 

85Hokie

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Do you have to bleed the FEL hydraulic system after changing the fluid? My FEL stutters and sounds terrible.
As mentioned - the push pull of the hydraulics SHOULD work all the air out - pushing it back to the hydraulic reservoir. It may take a bit of fluid movement!
 

Zeked

New member

Equipment
L3400
Feb 8, 2023
10
1
3
Central Oregon
Thanks everyone,
the FEL is a LA463. And it shudders like it a going to break with a grinding sound.
is it possible I didn’t put enough
fluid in…. It as 7.2 gallons
 

BobInSD

Active member

Equipment
L5740
Jun 23, 2020
364
123
43
South Dakota
Thanks everyone,
the FEL is a LA463. And it shudders like it a going to break with a grinding sound.
is it possible I didn’t put enough
fluid in…. It as 7.2 gallons
Run ‘em all the way out and then check the fluid level?
 

TheOldHokie

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L3901/LA525, B7200DT/B1630, G2160/RCK60, G2460/RCK60
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windyridgefarm.us
No, but I pulled the 22mm plug just forward of the filter thinking it was a drain. There was a metal “cone” that sat on top of the plug. I don’t know what it s function is.
There should be no problem with air in the system. Its basically self purging.

Lets make sure we understand what it is you did. You changed the hydrauic oil in the tractor - correct?

Dan
 

Zeked

New member

Equipment
L3400
Feb 8, 2023
10
1
3
Central Oregon
There should be no problem with air in the system. Its basically self purging.

Lets make sure we understand what it is you did. You changed the hydrauic oil in the tractor - correct?

Dan
Yep. Pulled the plug and filter. The filter drained the reservoir the plug drained a smaller amount. Filled the tractor with Kubota fluid.
 

TheOldHokie

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windyridgefarm.us
Yep. Pulled the plug and filter. The filter drained the reservoir the plug drained a smaller amount. Filled the tractor with Kubota fluid.
Does it make noise as soon as you start the tractor or just when you operate the loader?

Does the 3pt on the tractor work?Test it with a load.

What transmission is in the tractor?

Dan
 

Zeked

New member

Equipment
L3400
Feb 8, 2023
10
1
3
Central Oregon
Does it make noise as soon as you start the tractor or just when you operate the loader?

Does the 3pt on the tractor work?Test it with a load.

What transmission is in the tractor?

Dan
It’s a manual transmission. The noise is only when I use the loader. Will check the 3pt
 

North Idaho Wolfman

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L3450DT-GST, Woods FEL, B7100 HSD, FEL, 60" SB, 743 Bobcat with V2203, and more
Jun 9, 2013
30,646
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113
Sandpoint, ID
Sounds like you took the pressure relife apart!
Did you make 100% sure all the parts when back in in the proper order.

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Zeked

New member

Equipment
L3400
Feb 8, 2023
10
1
3
Central Oregon
Do these assembles come apart as two units? That is does everything between 090 and 060 stay together when you take it out of the tractor? I didn’t find any “spare” parts but I put two pieces together when I screwed it back in place.
 

North Idaho Wolfman

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Equipment
L3450DT-GST, Woods FEL, B7100 HSD, FEL, 60" SB, 743 Bobcat with V2203, and more
Jun 9, 2013
30,646
6,683
113
Sandpoint, ID
Do these assembles come apart as two units? That is does everything between 090 and 060 stay together when you take it out of the tractor? I didn’t find any “spare” parts but I put two pieces together when I screwed it back in place.
It might stay together you just really need to make sure that Part #80 and #90 are installed in the proper direction. if either is up side down or not properly seated then the system will not work right.