PRE-Operation: – Unwind and inspect the electrical cord completely. – Adjust the straps so that the harness is firm against the back and hips. 2. Operation: – Exercise caution in relation to electrical lead. – Stand upright ensuring all operations with this equipment are undertaken with the intention of maintaining the backâs natural curves. – Ensure equipment is used in accordance with manufacturerâs instructions. – Operate during times of low pedestrian traffic. – Do not attempt to suck up water and avoid working in wet areas. – Never attempt to pick up flammable materials or combustible liquids. 3. POST-Operation: – Switch off the machine, switch off at the power point and disconnect lead from power source when moving from one area to another. – Hoses and electrical leads should be coiled and tied for protection against damage and for ease of storing. – Empty the dust bag. – Wear appropriate dust mask when cleaning dust bags to prevent inhalation of fine dust. Ensure equipment is returned to storage area after use.