L3430 service advice

   / L3430 service advice #1  

Tibbits

Bronze Member
Joined
Aug 19, 2007
Messages
74
Tractor
L3430 GST, BX1500
I bought a used L3430 GST with Woods 1012 loader about 2 weeks ago. It's in pretty good shape at 120 hours. I haven't done much hard work with it because I want to change all fluids and filters before pushing too hard. The manual should arrive in the mail before the weekend, which is when I plan to do the service. Here's what I have lined up, I'd appreciate any feedback on what I may be missing or don't really need to do:

Oil and filter, fuel filter, outer air filter only, hyd fluid and filter. I'd like to use UDT as it's not too cold of a climate (central NC) and winter use is rare. I also have a BX1500 that I use UDT and prefer to use the same grade for simplicity. Rotella 15W in the engine. Hoses and belts look OK. I think it's about a 2007. I'm hoping to skip a rad flush. And skip the front axle fluid change? Also, one of the hyd lines above the bucket has a small 1/2" nick - doesn't seem to reach much of the braiding, but should I replace it?

I'll check the manual for other normal maint...i think there is a clutch adjsutment, etc. My service list so far (without the manual) is a testimate to the value of TBN. I would appreciate any further advice on service or technique that keeps the shop floor clean!
 
   / L3430 service advice #2  
Check your wheel bolt torque as well as fan belt tension, can't think of anything else.
 
   / L3430 service advice
  • Thread Starter
#3  
Thanks TripleR. Do I have to have a torque wrench for that or can I just max my wrench? I think I'll check every bolt for tightness....I should have some time while waiting for fluids to drain. Whew! Just picked up the service parts... $351. 12.5 gallons of SUDT hurts! The dealer pricing was in-line with Messisks...hope I didn't get taken.
 
   / L3430 service advice #4  
I use a torque wrench, but I am sure a lot of people don't.
 
   / L3430 service advice #5  
I would go ahead and drain the front axle while you are at it. If it's like my L3940, it's a simple 2 bolt removal to drain and fill. You can go with UDT/SUDT or 85w-90 axle lube. The factory put SUDT in mine but I switched to gear lube.
 
   / L3430 service advice #6  
No need to flush the cooling system,but the coolant should be renewed every two years.Drain and refill with regular green antifreeze and distilled water,50/50 ratio,or buy premixed coolant with deionized water.Cheap,$10-$15. Good Luck!
 
   / L3430 service advice #7  
Some other things to check, if only because it's a 3year old tractor with only 120 hrs:

Tire pressures.
Grease zerks... on the tractor there are just a few (front axle, 3pt linkages); but on the loader there are a bunch.
Battery terminals
Need to clean/lube linkages for 3pt, pto, range selector, etc.?
While you have your torque wrench out... or even better, if you have a 1/2 inch air impact wrench... check that the FEL brackets are still tight to the tractor. They can work loose over time... typically after several hundred hours... but this tractor is new to you, so it's worth checking that the FEL was installed securely.
 
   / L3430 service advice
  • Thread Starter
#8  
Thanks number two Grandad. Some good news on the tires - I found out last night they are liquid filled. Not sure with what, but I'm happy to have the permanent ballast. Gonna be a busy weekend, at least the weather will be bearable copmpared to last weekend. My biggest concern with this tractor is the fact that the hyd fluid has not been changed and it's at 118 hours. Hopefully the filter handled it and it had SUDT from the factory.
 
   / L3430 service advice #9  
Not quite apples-to-apples, & I'm not "recommending" it, but the hydro fluid in my Sears Craftsman 42" riding mower has never been changed, or even topped off. And it stills operates perfectly.
 
   / L3430 service advice #10  
I wouldn't worry too much about the hydraulic fluid not being changed, Kubota now recommends up to 400 hours before change in many of their models. I would change it now, though. Then you know it's been done and the clock starts from now.

Sean
 
   / L3430 service advice #11  
Tidbits-
I have a 2006 L3430 FST with about 275 hours on the clock, also with filled tires. I use it on my hilly, heavily forested 40 acres in the Sierra Nevada foothills. It does everything I ask of it - plenty of power, no maintenance issues, and the only thing that has gone wrong were two flat tires. It's a great tractor. How about posting some photos of yours once you get all that work done?
 
   / L3430 service advice
  • Thread Starter
#12  
Good to hear that mcnitt. I'll definately post some pics when I'm done. Got the hyd and oil changed this afternoon. All is going well. But, I found I have a quick release coupler that needs replacing...the ball bearings that set into the grooves are rusted and only a few of the balls move freely. But that's another thread. I love the 3130. Can't wait to get to some real work with it.
 
   / L3430 service advice #13  
Just a little nit to pick - UDT is not hydraulic fluid, it is transmission fluid. There are high impact additives that protect the gears. Straight hydraulic fluid is intended as the working fluid in pumps with only incidental lubricating qualities.
 

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