Hi
I have a Megaflow Unvented Mains water heater. The pressure gauge black needle has dropped to 0.8. The red needle is 2.8.
I have been advised the black needle should be at 1.5. Can anyone advise me how to increase the pressure?
Thanks so much.
I have a Megaflow Unvented Mains water heater. The pressure gauge black needle has dropped to 0.8. The red needle is 2.8.
I have been advised the black needle should be at 1.5. Can anyone advise me how to increase the pressure?
Thanks so much.