Originally Posted by danno2u
I had the same problem once. I tried everything but the pump wouldn't prime. I pulled the pump and dismantled it looking for anything wrong with the diaphragm or lines. Everything looked good.
Then I blew into the feed line to make sure it was clear to the tank. It was. Next I sucked water up the feed line by mouth (just like siphoning gas for an old car
). When I got a mouthful of water, I quickly reattached the line. From then on, everything worked fine. I'd try some of the other suggestions first, but priming by mouth then reattaching the line worked for me.
I will try that too, I have sucked enough gas and it sure don't taste good