oil change confusion

/ oil change confusion #1  

stratton

Silver Member
Joined
Nov 3, 2010
Messages
150
Location
east of rochester ny
Tractor
kubota b2320
Sorry for another oil question. I did search around and didnt get any answers.
I have a kubota b2320. its approaching 50 hours. My question is more of something i noticed. Per my manual i am to remove two drain plugs. I only see one. I will include a picture of this. I also noticed two filters underneath. One is the hydro filter and the other is a mystery to me. Any help would be great. MY manual also points to different plugs for the hydro/tranny fluid. It actually points to bolts and not the plug. Just wondering if they didn't update the manual for the tractor.

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/ oil change confusion
  • Thread Starter
#2  
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Do i have this right. Like i said before from what i can tell the manual said the drain plug was where the bolt is.
 
/ oil change confusion #3  
There is a plug on the opposite side of what you show and there is one on the mm pto.
The other filter is the hydrostatic filter.
 
/ oil change confusion #4  
There is a plug on the opposite side of what you show and there is one on the mm pto.
The other filter is the hydrostatic filter.

Sorry I misunderstood. You are talking engine oil right:confused:
The second drain plug does not pertain to your tractor. You only have one drain for the engine. The 2920 has a split oil pan and has the 2 drains because the front drive shaft splits the oil pan.:thumbsup:
 
/ oil change confusion
  • Thread Starter
#5  
Thanks kuboman. I see that the engine oil filter is under the hood kind of near the exhaust pipe. I am still confused on the two filters underneath. So one is a hydrostatic filter and the other is a hydraulic filter. Its the same fluid for both systems i didnt know they had or needed different filters.
 
/ oil change confusion #6  
Thanks kuboman. I see that the engine oil filter is under the hood kind of near the exhaust pipe. I am still confused on the two filters underneath. So one is a hydrostatic filter and the other is a hydraulic filter. Its the same fluid for both systems i didnt know they had or needed different filters.
There is a different change schedule for the 2 hydraulic filters. The transmission filter (I think) is to be changed at 50 hours so you may as well get that while down there. The other one is good to 400 hours (per manual). Check your manual to be sure, mines a 2920 and I'm too old to try and remember such things....I always have to look it up.
 
/ oil change confusion #7  
Hi Guys,

I'm a tractor noob but I like to do things myself. Last winter I replaced the clutch in a 95 Ford Ranger so I'm not a complete mechanical novice. I just did the 50 hour fluid change on my B2320 and had some of the same difficulties finding the engine oil drain plug. There appears to be only one on the B2320. And it is pretty difficult to find. I had to get down with a mirror and flashlight and eventually used common sense to find the low point on the oil pan.

I'm lazy and decided to leave the 60" mower deck on the mid-pto. This made changing the engine oil a challenge but I was able to get a socket, with extension, through the hole in the cross member (sorry, if I'm not using correct terms for the parts). The drain plug is rather difficult to get in and out and makes collecting the oil tricky (perhaps a tin foil guide would help here). I was able to get a funnel under the drip to catch most of it.

The engine oil filter is positioned in between water lines and was a little tricky to get off with an old filter removal tool (I cut my fingers on the sharp and exposed hose clamps below the filter - where you can't see them).

The front axle fluid was easy but messy as you can't get anything under the drain plugs (on the right and left side) to collect about 3/4 gallon of fluid. Putting the new fluid back in is tricky. I needed to use an old transmission funnel with the flex hose. What I didn't like was the yellow plastic dip stick as this is very difficult to get a good fluid level indication with clean oil.

The transmission filters and fluid change was a little better. There are 3 drain plugs and enough room under the transmission to use a standard automotive oil catch pan. For anyone doing this for the first time (like me), remove the drain plug at the base of the mid-pto first and allow as much of the oil to drain before removing the side plugs. If you do what I did, and remove one of the side plugs, the oil will shoot out against the rear tire and make a big mess. :)

There is about 4 gal of fluid to drain from the transmission so I had to stop half way to empty the catch pan. Replacing with new HST oil wasn't that difficult, but I still don't like the yellow plastic dip stick. It is so difficult to see the oil level on this. I over filled by about 1 quart and had to drain this off.

I replaced the fuel filter also at this time. The manual said to make sure that the fuel tank is less than 1/2 full so this was a good time for me to do it. This wasn't too difficult but was a little messy. I lost about 1/4 cup of fuel during the process ( I think there is an automatic shut off on this). And I can't wash the diesel smell out of my favorite sweatshirt :eek:

Overall this wasn't too difficult a job but it took me about 3 to 4 hours. A lot of that time was spent trying to find where my grand kids hid my tools and to identify plugs from the manual. It wasn't always easy to determine if I was looking at the front or the rear in the pictures. I suggest getting a photo copy of just the maintenance pages from the manual. This makes it easier to find stuff and you can make notes for next time.

And finally... normally I like to see if I can do oil changes without spilling a drop of fluid. I think that is probably impossible with this tractor. I'm still trying to clean up the garage floor. Next time should be better.

Hope this helps anyone who wants to do this themselves. If I can do it you certainly can do it better. Good luck.
 
/ oil change confusion #8  
Did mine and made a small photo history here: http://www.tractorbynet.com/forums/.../218748-kubota-b-series-service-yourself.html

I do not have an MMM so I found doing the service quite straight-foward and pretty neat and tidy, actually. Since I'd also worked on my BX for a few years, there were many similarities and the prior knowledge paid off.

The front axle needs to be checked after a few days of work. The B's aren't as fussy as the BX front axle with air pockets, but it's still a good idea.

Good to hear you did it yourself. Good job.
 

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