" Hi Dave I agree with you, the seal is broken or somewhere it is cracked or broken it may later form one large bubble or not but it is unusable at this point. Most rods this can be replaced.
If not you can use a hand held bubble. It's…"
"They are replaceable. Some one I knew just had it replaced last week for $35. But I would buy a used rod and scab off of it. Just unscrew the bottom level screws completely out and put in a new or used one. That one is broken and is getting air…"