How do I connect the heart rate belt to the fitness device?

Which heart rate belt can I use with the devices?

How can I measure my pulse?

4855 Cardio Motion BT

Why doesn't my heart rate monitor pair with my fitness device?

Why does the heart rate indication differ from the actual heart rate when using the hand pulse sensors?

Treadmill general information - Noises

4855 Cardio Motion BT - Hand pulse sensore cables too short

General

General

General

General

Do I need to maintain the ergometer? Do the moving parts inside wear out?