Zodiac Ray-Vac/DM Hose Hydro Timer Gear Kit is a focused replacement for compatible Ray-Vac/DM equipment, built for service situations where the exact part makes the repair cleaner and more reliable. It supports Ray-Vac or DM pressure cleaner service by replacing a targeted hose, screen, gauge, guard, timer, or swivel component. Use it when the cleaner shows poor movement, debris blockage, leaking hose sections, inaccurate pressure feedback, or worn protective hardware. Confirm Ray-Vac/DM configuration and hose-side component location before installation. Supports Ray-Vac/DM service Helps restore pressure cleaner function Useful for hose and timing repairs Match component location Inspect screens and swivels Use part R0377000 as the primary reference, then compare the removed component, equipment model, and service diagram before installation.