Introduction
This guide will explain the disassembly of the shaft housing and replacement of the shaft.
Tools
Parts
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            Remove the four M8x18mm T20 screws on the top of the gearbox. 
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            Pull the top of the gearbox off and set the saw body aside. 
 
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            Remove the black plastic dust covers using the plastic pry bar. 
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            Remove the two M5 lock nuts using a 5/16" socket. 
 
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            Turn the housing over and remove the two countersunk M5x17mm T20 bolts from the shaft yoke. 
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            Remove the yoke. 
 
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            Pull the shaft out of the front of the housing. 
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            Leave the shaft saddle in place over the holes in the cover. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.
yellow button is lost
J Hess -