Repairing cracked black water tank
From the day we bought good old Mabel, she's had a leaking black water tank. A PO somewhere along the line did a very poor job of repairing what I think is a crack at the valve fitting with some fibe...
Forum Discussion
Pirate wrote:RayJayco wrote:When does the acetone stop working? Will the paste continue to dissolve the tank?Teeton wrote:
If you do find it's a crack and you can drill small 1/8 inch hole at the ends of the crack do so.. That helps keep it from cracking... Just my 2 cents.
Yes, this is good info as it usually stops the cracks.
Most black tanks are ABS. Just put some ABS scraps in a mason jar and add some acetone (any of the 'tones actually) and let it sit for a couple of days. It will become a paste that you can cover crack and be the same strength that it originally was...
No, the acetone evaporates leaving just the ABS when you open the jar and apply it. (You put the acetone and the ABS in a mason jar and screw the lid on tight until the ABS softens enough to spread in/over crack.)
