Axles shafts on Jinma 354

   / Axles shafts on Jinma 354 #1  

CajunFrog

Member
Joined
Mar 17, 2006
Messages
29
Location
Lafayette, LA
Tractor
JM 354LE
The front axle shafts on the Jinma 354 have circlips on the splines. The clip on one end of the shaft exposes more spline than the clip on the other. The splines in the transfer case gear are recessed while those on the wheel end are not so it seemed logical and I assumed the longer spline section pluged into the transfer case.....anyway thats how I put it together. Someone please tell me I'm right as I really don't want to pull the axles out.
 
   / Axles shafts on Jinma 354 #2  
CajunFrog said:
The front axle shafts on the Jinma 354 have circlips on the splines. The clip on one end of the shaft exposes more spline than the clip on the other. The splines in the transfer case gear are recessed while those on the wheel end are not so it seemed logical and I assumed the longer spline section pluged into the transfer case.....anyway thats how I put it together. Someone please tell me I'm right as I really don't want to pull the axles out.


The transfer case at the bottom of the transmission is connected to the front differential via the drive shaft.

The front differential drives the front axles. The end of the axle with the clip on it goes toward the wheel.

Ronald
Ranch Hand Supply
 
   / Axles shafts on Jinma 354 #3  
Ronald,
He is saying there are clips on both ends of the axle shaft. Only the spline length is different. I read where a CTOCF member repaired his axle and he said the longer end spline goes to the wheel. Go here for photos and a good narrative on the repair. Might help you.
AXLE REPAIR
 
   / Axles shafts on Jinma 354 #4  
3RRL said:
Ronald,
He is saying there are clips on both ends of the axle shaft. Only the spline length is different. I read where a CTOCF member repaired his axle and he said the longer end spline goes to the wheel. Go here for photos and a good narrative on the repair. Might help you.
AXLE REPAIR


There are clips on both ends of the shaft.
One end of the axle, the clip is in the splines and the other end, the clip is at the end of the splines.

The end with the clip in the splines goes toward the wheel.

Ronald
Ranch Hand Supply
 
   / Axles shafts on Jinma 354
  • Thread Starter
#5  
Thanks Ronald,

Silly me! That is the differerential not the transfer case at the front. Anyways, you got what I meant about a long spline section and one made shorter with the clip in the splines. I put the end with the clip in the splines toward the wheels and the other end in the differential. The pinion in the differential has a recessed section so the splines are set back and it seemed logical that the part with the full splines exposed went there as it had a longer way to go in to get full engagement. So logic prevailed and I did it right. Thanks for confirming it. Didn't look forward to removing the axle housings.

K
 
   / Axles shafts on Jinma 354 #6  
Ranch_Hand_Supp said:
There are clips on both ends of the shaft.
One end of the axle, the clip is in the splines and the other end, the clip is at the end of the splines.

The end with the clip in the splines goes toward the wheel.

Ronald
Ranch Hand Supply
Ooops, from what I read, looks Tim over there did it backwards then? :confused:
 
   / Axles shafts on Jinma 354
  • Thread Starter
#7  
Yes,
I went to pics and they clearly show the shaft end with clip in the splines in the differential. I still don't know if mine is right for certain. So who is right here? Tim or me. I have them the other way and according to Ronald, who works with these things quite often, the spline with the clip goes on the wheel end. I would tend to trust his advise.
However, while not so logical, I could see the argument for the way Tim has it.......there could be some interference in the diffefential if the shaft plugs in to far which could lead to some big time damage so I'll reverse mine if I have too before I run the tractor.......but I wouldn't look forward to it!
K
 
   / Axles shafts on Jinma 354
  • Thread Starter
#8  
Hey guys,
I have done some asking around about this issue. A lot of controversy over a seemingly simple matter. Seems like an important one especially for someone assembling from a crate.
I spoke with Donnie at M&M Tractor near Houston. He imports the Jinma tractors and according to him the splines with the clips must always go in the differential. Just like Tim's pictures show. ......something about a picture worth a thousand words if what it shows is right.
I will call back and speak with one of his assemblers on Monday. According to Donnie, you will probably break one or both clips at the wheel if you try to snug down the axle housing to the differential housing with them in backwards. According to him the shafts will usually touch in the differential if the full splines are plugged in on opposite sides. When the axle housings are tightened down to the differential housing this causes the clips in the splines at the wheels to experience compressive force and one or both will usually break so that the spline can go further into the pinions at the wheel ends to relieve the compressive force. The pieces of broken clips are bad news plus you have an axle or two which can now slide end to end.
My wheels were at first hard to turn as I snugged down the axle housing, then they loosened up and then started to grind, then everything cleared up. Could it be that they loosened up when the clip/clips broke, they ground when pieces of clip got in the pinion bearing...cleared up when the pieces worked their way out. Looks like I'll have to take the axle housings off and see.....and maybe dissassemble the wheel pivots to clean out metal and replace a clip....or two. Where to find a metric clip?

How about some more comments from more folks with experience.
Thanks,
K
 
   / Axles shafts on Jinma 354
  • Thread Starter
#9  
Hey guys,
I have done some asking around about this issue. A lot of controversy over a seemingly simple matter. Seems like an important one especially for someone assembling from a crate.
I spoke with Donnie at M&M Tractor near Houston. He imports the Jinma tractors and according to him the splines with the clips must always go in the differential. Just like Tim's pictures show. ......something about a picture worth a thousand words if what it shows is right.
I will call back and speak with one of his assemblers on Monday. According to Donnie, you will probably break one or both clips at the wheel if you try to snug down the axle housing to the differential housing with them in backwards. According to him the shafts will usually touch in the differential if the full splines are plugged in on opposite sides. When the axle housings are tightened down to the differential housing this causes the clips in the splines at the wheels to experience compressive force and one or both will usually break so that the spline can go further into the pinions at the wheel ends to relieve the compressive force. The pieces of broken clips are bad news plus you have an axle or two which can now slide end to end.
My wheels were at first hard to turn as I snugged down the axle housing, then they loosened up and then started to grind, then everything cleared up. Could it be that they loosened up when the clip/clips broke, they ground when pieces of clip got in the pinion bearing...cleared up when the pieces worked their way out. Looks like I'll have to take the axle housings off and see.....and maybe dissassemble the wheel pivots to clean out metal and replace a clip....or two. Where to find a metric clip?

How about some more comments from more folks with experience.
Thanks,
K
 

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