Warning: Always consult your physician before you begin or modify any exercise program. See the Important Safety and Product Information guide in the product box for product warnings and other important information.

Warning: This product contains a non-replaceable lithium-ion battery. See the Important Safety and Product Information guide in the product box for important battery safety information

Product Registration

Help us better support you by completing our online registration today. Go to http://my.garmin.com. Keep the original sales receipt, or a photocopy, in a safe place.

Contact Garmin

Contact Garmin Product Support if you have any questions while using your Forerunner®. In the USA, go to www.garmin.com/support, or contact Garmin USA by phone at (913)

397‑8200 or (800) 800‑1020.

In the UK, contact Garmin (Europe) Ltd. by phone at 0808 2380000.

In Europe, go to www.garmin.com /support and click Contact Support for in‑country support information, or contact Garmin (Europe) Ltd. by phone at +44 (0) 870.8501241.

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Forerunner 310XT Quick Start Manual