ONS HWH air leveling uses the vehicle’s air suspension to level the vehicle instead of using hydraulic cylind. s. Air leveling can only be used on vehicles with a full active air suspens. n. A full active air …

Aug 1, 2024 · The Auxiliary Air Compressor Unit contains the compressor, inlet filter (air/water separator), a Normally Open solenoid valve located at the bottom of the inlet filter, a Normally Closed …

HWH Aux Compressor Installation and Maintenance TA 4104 Compressor Installation and Maintenance TA 4104 Compressor Maintenance Kit Installation Manual

Mar 4, 2022 · They used the same Thomas aux compressor setup, so this troubleshooting guide might give you some ideas about how to proceed (obviously, wire and fuse numbers will be different than …

Nov 12, 2025 · The HWH compressor system is using 2 power sources, one permanent and one to switch a relay. You could just get the larger permanent source directly from the front power post and …

May 12, 2020 · I'm trying to correct my wiring of the relay and related pressure switches that are all tied together for the Aux air compressor. Anyone have any wiring diagrams or pictures of how this all gets …

Oct 27, 2025 · I did remove all the fancy trim covers from this compressor, but even with my 1/2" plate still had about 1/4" headspace. I added a 120v Shore /Inverter receptacle tapping into the same that …

2-3/8" OUTPUTS & 1-3/8" INPUT (12V) THOMAS AUX PRESS.SW. 2-3/8" OUPUTS, 1-1/4" OUTPUT & 1-3/8" INPUT- (12V) THOMAS AUX.PRESS.SW.

Jan 25, 2025 · I will route a new extended wire harness and the extended 3/8 inch air line from the HWH Air Compressor now located inside to the air line and wire connector located outside.

May 27, 2015 · At 115lb the pressure switch opens to deactivate the compressor and air solenoid. Since the compressor is running I would say the air solenoid is not closing. I'd check the continuity on the …