RV Leveling System Archives

Tiffin Allegro Bus Leveling Jacks Not Working: Fix It Fast

Drew Callahan · June 2, 2026

Tiffin Allegro Bus Leveling Jacks Not Working: Fix It Fast

Key Takeaways The Tiffin Allegro Bus uses the HWH hydraulic leveling system — one of the most reliable in the industry, but still vulnerable to low fluid, blown fuses, and failed solenoid valves.Low hydraulic fluid is the single most common…

Newmar Dutch Star Hydraulic Filter Change: Step-by-Step Guide

Drew Callahan · May 30, 2026

Newmar Dutch Star Hydraulic Filter Change: Step-by-Step Guide

Key Takeaways The Newmar Dutch Star hydraulic leveling and slide-out system uses the HWH hydraulic platform, which requires periodic filter and fluid changes — typically every 2 to 3 years or 10,000 miles.HWH-approved fluid for most Dutch Star applications is…