Montana Owners Club - Keystone Montana 5th Wheel Forum - View Single Post - Black tank knife valve not closing all the way.

Clemson1881 · 01-16-2014, 06:41 AM

Calgon liquid. Add a cap or two each time you start a new tank. It will eliminate your valve problems. It may take about 10 to 20 tank drainings to clear the first time, but after that you're set.

01-16-2014, 06:41 AM	#13
Clemson1881 Montana Master Join Date: Jun 2009 Location: Williamston Posts: 631 M.O.C. #9432	Calgon liquid. Add a cap or two each time you start a new tank. It will eliminate your valve problems. It may take about 10 to 20 tank drainings to clear the first time, but after that you're set.