Waterway Top Flow Air Injector [3/8" Elbow Style] [Stainless Escutcheon] (670-2350) energysaver A part like this is

A part like this is useful because it restores the front wet-end housing section of the pump while preserving compatibility with the larger 56-frame Executive design

no longer indexing cleanly

this gate valve helps support dependable shutoff performance and stronger long-term serviceability

When the original start capacitor becomes unreliable

moisture exposure

Waterway Top Flow Air Injector [3/8" Elbow Style] [Stainless Escutcheon] (670-2350) energysaver A part like this isThe Waterway 670 2350 Top Flow air injector is a 3 8 inch elbow style injector designed for compatible spa systems that need dependable air induction and a more upscale finished look. The elbow configuration can be especially useful where the plumbing layout benefits from a directional injector body, while the stainless look escutcheon adds a more premium visual detail at the spa surface. Air injectors like this help bring air into the spa plumbing