Dewalt DCW600 cordless router repair. Speed not consistent and lock button not working.

These dewalt dcw600 routers are a very useful tool but they not without problems. The lock button on this one is jammed and won&work. This is a common problem, dust gets inside and blocks the mechanism. the speed control wheel on This one had failed but luck it is a changeable part so it was a cheap repair. another problem with these routers is the switch can also get blocked with dust and they will no longer turn on. This can simply be fixed buy cleaning out the switch. #howtofix