Also let off on any pressure you might have in your lines...open a faucet and remove your water hose...then use the wrench....sometimes I've had a problem getting mine to turn and it's from pressure on the lines.
Lloyd & Kathy Martin
2018 Forest River Palomino Columbus 383FB
2016 Chevy 3500HD SRW Z71 LTZ 4WD Crew Cab, DuraMax/Allison.
2014 - 38 nights/3500 mi.; 2015 - 66 nights/6260 mi.; 2016 - 44 nights/6106 mi.; 2017-65 nights/6992 mi.; 2018-47 nights/7376 mi; 2019-65 nights/7825 mi.; 2020-52 nights/3513 mi./25 nights booked; 2021-20 nights booked