SplashLens / Hayward / H-Series Gas Heater

Hayward AGS: Automatic Gas Shutoff

Hayward AGS reference for H-Series Gas Heater: likely causes, next checks, and manual-verification reminders for pool service techs.

Hayward H-Series Gas Heater LOW

What It Means

Automatic Gas Shutoff

Likely Causes

Next Checks

  1. Press 'Pool' or 'Spa' button to restart
  2. Check if unit is in AGS/Vacation mode in settings
  3. Normal operation — not a fault

Verify Before Repair

SplashLens is a field reference, not a repair guarantee. Confirm the visible code, exact model, and current manufacturer procedure before replacing parts, bypassing safeties, or quoting a customer.

SplashLens is independent and is not affiliated with Hayward or other equipment manufacturers.

Use SplashLens At The Pad

Manual error-code lookup works after the app has loaded once. AI scan features require internet and should be treated as a second set of eyes.