by Dale M. » Mon Dec 25, 2017 9:57 am
My guess would be a improperly installed seal or damaged when unit was being assembled...
Really looks like something was spilled on it and collected some dirt (dust) to make it visible..., I would open it up inspect everything and clean it and test again...
Dale
Last edited by
Dale M. on Mon Dec 25, 2017 12:10 pm, edited 1 time in total.
Lives his life vicariously through his own self.
Any statement made by me are strictly my own opinion.
You are free to ignore anything I say if you do not agree.