It is not recommended to handle maintenance and commercial refrigeration repairs equipment yourself unless you are a trained and licensed professional. Commercial refrigeration equipment is complex and can be dangerous to work on if you don’t have the proper knowledge and experience.  Attempting to person a commercial refrigeration repair or maintain the equipment yourself can also void any warranties or cause further damage to the system. It’s best to leave the maintenance and commercial refrigeration repair to a professional HVAC technician who has the training and experience necessary to safely and effectively service your equipment.