Yamaha 2007 15 hp Impeller change problem

muskrat808

Petty Officer 2nd Class
Joined
Jan 24, 2011
Messages
106
Hi- replacing water pump/Impeller for friends Yami ( probably for first time ! ). Drive shaft / Impeller key is stuck . Is this normal ? / Tried pulling on it with pliers -no go . Before I try hammering at it -any suggestions ?
 
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