thank you for answering so quickly
i have a pump to repressurise the expansion vessel, do i wait for the system to go cold and what pressure should it be reading.
thank you
Rita
hi
i have a powermax 155 its been in for 9 years.
its leaking water from the outside pipe, the water pressure drops and the heating will not come on. i have to keep filling up the water tank to get the pressure up so the heating will come on.
i have had a valve put in but it did not work...