Glad to have you here with us.
When the slide moves is it a smooth movement, and does anything sound like it's straining? If the slide is binding that could be an issue to look at.
Tony & Ruth........... FMCA#F416727
2016 London Aire 4519, Freightliner chassis, Cummins ISX, 2018 Jeep Wrangler Unlimited, Blue Ox Avail with AF1. TST 507 TPMS