Sep 5, 2015 · I have an 02 winnebago adventurer with the HWH 310 series leveling system and I have power to the control panel but the jacks will not go down. Earlier one of the jacks did not retract …

Mar 14, 2008 · I am seeking advice about an HWH slide. I have tried calling HWH service techs but call backs are a month or so out. A problem with our 2006 Tiffin Allegro Bus with the HWH X Slide …

Nov 24, 2023 · HWH also employs what's called a *Balance cylinder* for it's hydraulic slides. That cylinder is typically horizontal across the width of the slide. It's connected in between the two main …

Mar 20, 2023 · Anybody know where the HWH control box is located in a 2018 Newmar Essex? Thanks Randy

May 18, 2015 · I have not been able to find a new replacement for the touch panel. Are 310 touch control panels still available or is there a good updated replacement?

Jul 18, 2023 · I am wondering if anyone else has had this intermittent problem with their HWH System (2003 Alpine Coach-HWH 610 series) and if they found the cause. The system appears to work fine …

Jun 20, 2015 · The HWH FAQ page says to use WD40 to clean and lube the jack shafts. The leading cause of slow retracting jacks is weak springs, and the least-costly remedy to try first.

Jan 31, 2020 · Talking with AZPETE might result in very useful information. He works for HWH, and is a commercial member of irv2.com. He freely offers his advice and knowledge to other members. Use …

Apr 9, 2024 · HWH leveling systems have no connection to coach ride-height Ride-height is controlled by_, ride height control valves. HWH leveling systems are connected to the 12V air dump valves.

Sep 28, 2025 · Posting to see if others have had issues with their HWH pumps with any regularity. History - the shuttle valve failed. I got a replacement from HWH and replaced. It worked following …