Mar 20, 2013 · I have a problem with 1 solenoid valve on my HWH 625 Series Leveling System! I want to do the job myself but not sure how the "solenoid" is connected into place on the manifold. Thank …

Jul 4, 2025 · I should mention HWH used different solenoid configurations too, but all types of switched solenoid are basically either "On" or "Off." Then the Shuttle Valve passes fluid to either the jack …

Feb 11, 2020 · Replacing HWH solenoid Congratulations! Your success lends me hope in the battle against my stubborn jacks: they go down, back up not so much.

Aug 20, 2025 · I have been able to locate 12v 11.5 watt coils originally for other solenoid applications unrelated to the HWH six-packs such as the one being sold here. Once you remove the housing, the …

Feb 6, 2021 · My Tiffin Allegro has a HWH hydraulic leveling system. I had no paperwork or manual on it. I found myself in need of a cover to the touch pad. it was cracking and tearing over the buttons. To …

Jul 30, 2005 · Here's the word from HWH about the fluid to use "HWH Specialty Hydraulic Oil is recommended. In an emergency Dexron automatic transmission fluid can be used." If you don't have …

Slideouts 1 Due to clearance constraints on select floor plans, Newmar has opted to use HWH slideout systems on select coaches. "Power your slide-out with a SpaceMaker® room system from HWH®. …

Dec 17, 2024 · The PO of our MH had this Lucas hydraulic leak fix stuff in the basement. This is a very thick fluid. Is it even compatible with the fluid in the HWH system?

Apr 13, 2022 · I am posting this in hopes of helping someone doing a future search for a HWH leaking jack cylinder might find the information useful. Skip to the end for the useful part. My 2003 Dutch Star …

Jul 12, 2021 · The HWH leveler sends a 12v signal to either dump the air in auto level mode, or to close it when retracting jacks so the air tanks will refill the suspension air bags.