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[QUOTE=gweikelaser;1710402]Dear Mike
Here is the video for test no laser ,hope it can help


Thanks Lucy for the video. Have not seen any cracks and the amp meter doesnt move. Will look into the...

Thanks Gozzie for the quick reply. I wait for the response from Gweike before proceeding.
/Mike

Hi,

Just got my first laser, a gweike 1390. I got the water running and tube connected but it wont fire (reci tube). I hear a small electric sound when I push laser, sounds like it comes from the...