Garmin Edge 520 Speed Sensor Not Working

Place and hold the speed sensor on top of the wheel hub.
Garmin edge 520 speed sensor not working. Chartplotters autopilots radar panoptix sonar black boxes transducers instruments instrument pack vhf ais cameras antennas sensors. I was riding a trainer and had issues with speed dropping off until i figured out that i need to turn off the gps to make the speed from the magnet work. Http amzn to 2ii7pko this video was shot with this gear. Cadence is your rate of pedaling or spinning measured by the number of revolutions of the crank arm per minute rpm.
Anyway i also had trouble with my garmin speed sensor when i first got my garmin edge 800. Garmin dash cam tandem. If no speed and cadence sensors are paired with the device gps data is used to calculate the speed and distance. Pairing is the connecting of ant wireless sensors for example connecting a heart rate monitor with your garmin device.
Stay 10 m 33 ft away from other riders ant sensors while pairing. Like i said probably not your issue but that was my problem. Replacing the speed sensor or cadence sensor battery. Bring the device within 3 m 10 ft of the sensor.
Http amzn to 2igzzeh garmin edge 520 computer. Pull the strap around the wheel hub and attach it to the hook on the sensor. Garmin support center is where you will find answers to frequently asked questions and resources to help with all of your garmin products. Speed sensor and cadence sensor specifications.
Garmin recommends you secure your bike on a stand while installing the sensor. Garmin speed cadence sensor combo. Replacing the heart rate monitor battery. Caring for the heart rate monitor.