Inspect the functioning of the electrical components, wiring, and fuses. Check for damage and malfunctions and determine the cause. Dismantle and repair bicycle components, such as add-on drives, switching systems, power supply systems and lightning systems. Adjust mechanical and electronic switchgear, drives, brake systems and chassis components. Check the bicycle's operating fluids and see if it needs refills or changes.
DATA SOURCED FROM ESCO (EUROPEAN COMMISSION) & O*NET (U.S. DEPARTMENT OF LABOR)