Fan runs after shutdown on Ultra-Zone panel

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lylybr
Posts: 1
Joined: Wed Apr 22, 2026 6:03 am

Fan runs after shutdown on Ultra-Zone panel

Post by lylybr »

Hi everyone, I’m using an EWC Ultra-Zone control panel with a multi-zone setup, and I’ve noticed that the system fan continues to run for about 3–5 minutes after the thermostat reaches the set temperature and shuts off the cooling. Is this normal behavior for the panel, or could it be related to a specific setting like purge or fan delay?Infinite Craft I checked the basic wiring and thermostat settings, but nothing seems unusual. I’d appreciate any guidance on what to check or adjust to fix this.
Steven W.
Posts: 138
Joined: Tue Jun 25, 2019 9:13 am

Re: Fan runs after shutdown on Ultra-Zone panel

Post by Steven W. »

It is normal behavior for your fan purge. You can lower it or turn it off.
Steven R. Weisneck
Chief Technician
Tel: (732) 446-3110 Ext. #461
www.ewccontrols.com
sweisneck@ewccontrols.com
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