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Unread 07-02-2007, 00:16
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Gabe Gabe is offline
Pocket Full of Tools
FRC #0604 (Quixilver)
Team Role: College Student
 
Join Date: Mar 2006
Rookie Year: 2001
Location: California
Posts: 654
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Exclamation Re: Removing the stock pulley from the 3" CIM

BE VERY CAREFUL WITH HEAT!!! Just tried this method and both motors are now permanently damaged (The two motors arrived yesterday). The heat apparently loosened the adhesive that locks the armature to the shaft, and the shafts moved inward about 3/16". A Mapp gas torch was used to heat the pinion, and then a pin punch was used to hammer the shaft from the pinion. It didn't work. I then became frustrated and hammered the pinion on an anvil, which did work. The pinion to brittle enough to crack it with a hammer. I highly reccomend breaking the pinion to remove it rather than the application of heat, which may prove disastrous.
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