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					Originally Posted by  outacontrol
					 
				 
				That problem was apparently a bad batch of impellers has been resolved. My 160 restarts every time, I tried it many times to make sure. 
There is threads on Reef Central about the skimz being hard to adjust and also about some other problems. 
			
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 The 120 and 160 use a different pump than the 180
Like I stated, do some research as the info is out there