New to me 2305

/ New to me 2305 #1  

traveling fisher

New member
Joined
Apr 18, 2012
Messages
20
Location
Earlham, IA
Tractor
John deere
Engine is rated at 3000 RPM. Does everyone work at 3000 except for the PTO at 2900? Or do you sometimes work at lower RPM's? My JD 445, gas, works at top speed for the engine. Full throttle while towing or mowing.
Thanks
 
/ New to me 2305 #2  
Hi TF and congratulations on your great new 2305. I had one before my 2520.

With any tractor, I only run the engine RPM fast enough to get the task at hand accomplished. I'm almost never anywhere close to PTO rpm except when running a PTO implement.
 
/ New to me 2305
  • Thread Starter
#3  
Thanks, that's what I thought but I have hills and going up hill, with an empty loader, the machine sound was different when running at lower RPM. I thought I was running the engine too slow, thus my question. I don't notice it at higher RPM but will try to get exact numbers for reference.
 
/ New to me 2305 #4  
Dealer told me to run my scut at the rated rpm's (3,300) but I don't unless it's needed.

I'm usually around 2,200-2,500 for most duties unless I'm just travelling from A to B.
 
/ New to me 2305 #5  
We only run ours at full RPM when mowing, otherwise just like our other HSTs, enough to do the work at hand.
 
/ New to me 2305 #6  
Engine is rated at 3000 RPM. Does everyone work at 3000 except for the PTO at 2900? Or do you sometimes work at lower RPM's? My JD 445, gas, works at top speed for the engine. Full throttle while towing or mowing.
Thanks

I generally run mine somewhere between 1,500 and 2,000 rpm when I'm using the FEL. When using a PTO attachment I run at the PTO speed.
 
/ New to me 2305 #7  
I run my 3320 at about 1600 rpms, even doing things like tilling. I only run PTO (540 rpms) when bush hogging. Even with the Back hoe on I only run about 1800.
When I had my smaller tractors I did the same thing. Less wear and tear and better fuel economy. My machine uses a lot more fuel comparatively when I'm running at 2500 rpms.

I only increase the rpms when the engine is starting to labor. What you don't want to do is push the engine when it's laboring. If you notice the rpms dropping when your working, either slow down or up the rpms. pushing an engine when it's laboring is hard on the main bearings even in a beefy diesel.

Rob
 
/ New to me 2305 #8  
One could argue that 1600 is a little low for working a small diesel. I use 1600 sometimes, but I find the engine and everything else seem happier at 1800-2200, even for light chores and moving around...I think at that point it is personal preference. I have read several articles on lugging and loading of the engine, so just prefer to keep mine up a little more...
 
/ New to me 2305 #9  
I think for trucks the 'sweet spot' for fuel economy etc is peak torque, not sure what that is on these engines. And I am by no means a mechanic or anything...
 
/ New to me 2305 #10  
One could argue that 1600 is a little low for working a small diesel. I use 1600 sometimes, but I find the engine and everything else seem happier at 1800-2200, even for light chores and moving around...I think at that point it is personal preference. I have read several articles on lugging and loading of the engine, so just prefer to keep mine up a little more...

I don't know where I read it but I believe that Deere advises 1600 and above to keep carbon from forming. Your engine might run nicer at 18 to 22 and I understand that. I wouldn't go below the 16 I use though as problems could occur over a long term.
I haven't looked up the max torque point on my engine but the nice thing about diesels is their broad torque curve.

Rob
 
/ New to me 2305
  • Thread Starter
#11  
2200 seems to be the right engine speed for me on my hilly land. I lose 50RPM going up hill or on level with a load. A heavy load may need more, but I am waiting for the ballast box my dealer ordered before lifting anything more than mulch. thanks for the input, I will continue to look at RPM levels carefully under various conditions.
 
/ New to me 2305 #12  
Enjoy your new to you 2305. The JD 2305 has a grease zerk on each end of the main engine to transmisson drive shaft. The zerks are almost impossible to get to. Failure to grease the zerk will result in premature u-joint failure. About the only way to get grease into the zerks is to use a five inch needle grease applicator. Auto supply house sells them. Expensive, 20-25 dollars. Have fun and many happy projects.
 
/ New to me 2305
  • Thread Starter
#13  
Too many hills. We don't have any flat land on 6 acres. So, most time I am in low range, operate from 1800 to 2200 RPM. Tractor is quite capable with a ballast box. Now I need pallet forks to move brush and clippings, from two acres of woods and plantings. Thanks for all the tips.
 
/ New to me 2305 #14  
Enjoy your new to you 2305. The JD 2305 has a grease zerk on each end of the main engine to transmisson drive shaft. The zerks are almost impossible to get to. Failure to grease the zerk will result in premature u-joint failure. About the only way to get grease into the zerks is to use a five inch needle grease applicator. Auto supply house sells them. Expensive, 20-25 dollars. Have fun and many happy projects.

Get a Workforceョ Lube-Link 6 in. Push-On Coupler with Quick Connect from Tractor Supply for $17.99
 
/ New to me 2305 #15  
Just bought my first JD, a 2305. Had a craftsman 26hpGT for my 3 acres but there's too much needing to be done and the 2305 looks to be versitile enough to be the resource. Now i need some attachments! Have a 62" mmm and a Sblower (will take a while to figure out how to attach that) but thinking about a scraper/grader for the driveway/road and smooth out the rough yard, and a FEL for snow/dirt/fun...
I don't spin wrenches, but am willing to learn how to do my maintenance and on/off attachments.
 
/ New to me 2305
  • Thread Starter
#16  
FEL is a miracle tool. I should have had one years ago. It is the main reason I got the 2305 and I have never gotten as much done as easily as I now can. Ballast Box allows it to move heavy loads with ease. Take your time and go. The 2305 size allows me to work around the house and maneuver around plantings. A blade is on the list for our gravel drive which is about 700 feet. Currently I drag it out with a steel tine harrow. Which I pull with my 445, no need for a three point hitch. I think that there are better tools available with three point.
 
/ New to me 2305 #17  
traveling fisher said:
FEL is a miracle tool. I should have had one years ago. It is the main reason I got the 2305 and I have never gotten as much done as easily as I now can. Ballast Box allows it to move heavy loads with ease. Take your time and go. The 2305 size allows me to work around the house and maneuver around plantings. A blade is on the list for our gravel drive which is about 700 feet. Currently I drag it out with a steel tine harrow. Which I pull with my 445, no need for a three point hitch. I think that there are better tools available with three point.

Land plane.
 

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