How to replace Potterton Suprima 50 fan assembly step by step

This video is for GAS SAFE ENGINEERS only, always follow manufacturer instructions. Before to start any work on gas appliance isolate the power, turn off the gas and the water. 1. Download manual chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/https://www.freeboilermanuals.com/ass... 2. Turn off the power 3. Remove the screws. 4. Remove the tube and disconnect the wires. 5. Replace fan assembly. 6. Re-assemble in reverse order. 7. Test it.