1. I promise, I'll have coffee before using YH again. 2. I will surely look into installing additional pressure guages. Can you provide a picture of your setup? 3. I should have thought if this.
I was filling my carbon fiber tank and this happened. Luckily I had just gone into the kitchen to make coffee when it exploded. It, being the pressure guage on my Yongheng compressor. Here is a video of the unit a few minutes after the mishap.