Servicing the swingarm: Difference between revisions

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1) Remove mufflers using a 12mm (header pipe) and 14mm socket (footpeg bracket) (this step can be skipped, but it makes it possible/much easier to get a torque wrench on the appropriate nuts).  
1) Remove mufflers using a 12mm (header pipe) and 14mm socket (footpeg bracket) (this step can be skipped, but it makes it possible/much easier to get a torque wrench on the appropriate nuts).  


[[Image:withoutmuffler.jpg|200px]]
[[Image:withoutmuffler.jpg|200px]] [[Image:withoutmuffler2.jpg|200px]]
 
[[Image:withoutmuffler2.jpg|200px]]


2) Remove rear wheel ([[How can I change the tires by myself?|instructions located here]]). Make sure to tie your brake caliper out of the way and ensure there is no pressure on the hydraulic brake line.  
2) Remove rear wheel ([[How can I change the tires by myself?|instructions located here]]). Make sure to tie your brake caliper out of the way and ensure there is no pressure on the hydraulic brake line.  


[[Image:brakeremoved.jpg|200px]]
[[Image:brakeremoved.jpg|200px]] [[Image:wheelremoved.jpg|200px]]
 
[[Image:wheelremoved.jpg|200px]]


3) Remove nut from swingarm pivot (22mm), lower shock mount (19mm) and upper tie rod arms (19mm), but do not remove the bolts/pivot shaft.
3) Remove nut from swingarm pivot (22mm), lower shock mount (19mm) and upper tie rod arms (19mm), but do not remove the bolts/pivot shaft.


[[Image:swingarmclose.jpg|200px]]  
[[Image:swingarmclose.jpg|200px]] [[Image:pivotnutremoved.jpg|200px]]  
 
[[Image:pivotnutremoved.jpg|200px]]  


4) Remove the lower shock bolt and upper tie rod bolts while holding the swingarm up.  
4) Remove the lower shock bolt and upper tie rod bolts while holding the swingarm up.  
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[[Image:cleanparts.jpg|200px]]
[[Image:cleanparts.jpg|200px]]


10) Try to wipe as much old grease out of the front of the swingarm as you can. A dowel rod with a kerosene soaked rag was pushed through the front of the swingarm a few times to get most of the grease, then a kerosene soaked rag on a finger was used to clean the bearings in situ (right where they were). Ideally, the bearings should be pressed out, cleaned, and pressed back in, but the risk of damaging the bearings seemed the greater of two evils.  
10) Try to wipe as much old grease out of the front of the swingarm as you can. A dowel rod with a kerosene soaked rag was pushed through the front of the swingarm a few times to get most of the grease, then a kerosene soaked rag on a finger was used to clean the bearings in place. Ideally, the bearings should be pressed out, cleaned, and pressed back in, but the risk of damaging the bearings seemed the greater of two evils.  
 
[[Image:dirtyneedlebearings.jpg|200px]]


[[Image:cleanishneedlebearings.jpg|200px]]
[[Image:dirtyneedlebearings.jpg|200px]] [[Image:cleanishneedlebearings.jpg|200px]]


11) After all parts are dry, inspect for wear or damage.  Minor wear signs are normal, but discoloration of the shaft or bearings is not. This discoloration isn't a problem; it's an indicator. You have too much heat because you have too little lube.  
11) After all parts are dry, inspect for wear or damage.  Minor wear signs are normal, but discoloration of the shaft or bearings is not. This discoloration isn't a problem; it's an indicator. You have too much heat because you have too little lube.  
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12) If bearings, sleeve or shaft need replacing, ''replace bearings and sleeve as a unit.''
12) If bearings, sleeve or shaft need replacing, ''replace bearings and sleeve as a unit.''


13) If everything is okay, pack the bearings with moly grease with your finger. Lightly grease the pivot sleeve and re-install through the bearings. Re-install the plastic rings after wiping any crud off of them.  
13) If everything is okay, [[Greasing the axles & wheel bearings|pack the bearings]] with moly grease with your finger. Lightly grease the pivot sleeve and re-install through the bearings. Re-install the plastic rings after wiping any crud off of them.  


14) Reinstall the swingarm by supporting the swingarm with one hand and feeding the pivot shaft through from the right side of the bike. Be sure the rubber chain guard is on the swingarm before doing this. It's easily forgotten, and is a major time-suck to take apart again if you forget it. Put the nut on the swingarm shaft a few turns, but do not tighten.
14) Reinstall the swingarm by supporting the swingarm with one hand and feeding the pivot shaft through from the right side of the bike. Be sure the rubber chain guard is on the swingarm before doing this. It's easily forgotten, and is a major time-suck to take apart again if you forget it. Put the nut on the swingarm shaft a few turns, but do not tighten.