It is crucial to assess health and safety risks to have a possibility to reduce or eliminate any risks that occur. You need that to have the opportunity to omit to put yourself, your colleagues and your service customers under the risk and to increase the chance of unnecessary injuries occurring.
So, you, as a registered person, have to make suitable arrangement to protect service customers and others at risk from the unsafe equipment by ensuring that the equipment itself is properly maintained and is suitable for its purposes. Check whether it is used correctly. You should identify the hazards and define who might be harmed and how it can happen. Thus you will be able to prevent the damage.