v11brad Posted October 12, 2012 Posted October 12, 2012 Took swing arm off for the first time with 19000 miles and found the universal joint spline clamps weren't pinching the spline connections at both the bevel box and transmission connections, allowing aprox. 1/4 inch of forward, back movement,and the pinch screws are tite.Is this normal?
Kiwi_Roy Posted October 12, 2012 Posted October 12, 2012 I think they should be tight, at least mine seem to be. When you put the shaft together make sure the hole in the universal lines up exactly with the indent in the shaft otherwise the bolts get chewed up. Also make sure the two paint marks are in line to show the spline is in the correct spot.
v11brad Posted October 13, 2012 Author Posted October 13, 2012 I wasn't aware of the indented shaft that's what limited the movement to 1/4 inch with pinch screws installed,i'll further titen screws and watch for movement,thanks for the tip kiwi roy.
Kiwi_Roy Posted October 13, 2012 Posted October 13, 2012 I wasn't aware of the indented shaft that's what limited the movement to 1/4 inch with pinch screws installed,i'll further titen screws and watch for movement,thanks for the tip kiwi roy. Take the bolts right out and inspect them, because of misalignment the sharp teeth on the shaft chewed the thread right off mine. I was able to get replacements at the local non Guzzi dealer.
luhbo Posted October 13, 2012 Posted October 13, 2012 ... allowing aprox. 1/4 inch of forward, back movement,and the pinch screws are tite.Is this normal? More or less. They should be clamped I think, though in most cases (on most V11 I've seen) they aren't. Tightening the screws helps a bit, but not for a long time. If you search for spare bolts you should see to get 12.9 ones and tighten them with 42Nm (loctite won't hurt). Cutting the slots 5mm deeper also helps. Hubert
v11brad Posted October 13, 2012 Author Posted October 13, 2012 Cutting the slot deeper will be the next fix,what does 12.9 refer to?
luhbo Posted October 13, 2012 Posted October 13, 2012 ... what does 12.9 refer to? It stands for the bolt's strength resp. max. moment. Search Wikipedia, skip the "What is a bolt?" part and go down to "Head markings and properties for metric hex-head cap screws". When you want to make the slots deeper, maybe you better start with 3mm or less. Hubert
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