Gravity Edge Manual Zip Hot 'link' -

Ensure the cold water isolation valve is open; the system requires a cold feed to produce hot water. Indicator Light Off Power Failure

In Gravity Edge engineering, the term refers to a rapid-cable engagement system. Unlike traditional pin-selector weight stacks, the Gravity Edge uses a magnetic zipper clutch. gravity edge manual zip hot

Based on technical manuals and product guides, here are the relevant features: Ensure the cold water isolation valve is open;