Makita 2012NB Electric Planers "planer blade" Questions

planer. The drive (top) sprocket keeps stripping out the flats on its arbor hole and the allen bolt loosens and backs out. Not sure which happens first. I've tried high strength loctite with a new

...planer blades to ensure they are sharp and not pitted. Then I would look at the feed rollers for being out of round. Let me know, it has been a couple years since I worked on one of them. Sounds like ...

...and don't think new blades made much difference. I think I'll go rotate them. My planer might have 50-100 hours on it. Any OTHER ideas? Do I need new rollers? My makita2012NB was ...

blades want to know how to change the blades. Its been years since I worked on this one but go to Makitatools.com and on the right side towards the top type in your model number and wait for the next ...

Makita Model 2012nb Planning 3 &4 ft. red oak boards Planning starts and stops At each start/stop a blade burn or gouge results Also on occasion, there is a loud knock This same problem occurred ...