Vaillant eco tec plus630

[Kelly]

Have no heating or hot water and have an error code of F75 can anyone help? Pls

 

[Puddle]

Have no heating or hot water and have an error code of F75 can anyone help? Pls

Think you need to increase the presure in your system/boiler to 1.5 bar,as low 🙂

 

[Kelly]

tthanks but its saying 2 bar and how do we reset pressure???

 

[Puddle]

well if at 2 bar,either sensor faulty or pump not working,requires replacing,presume you have not just topped up pressure and air in boiler