hi i`ve just turned the heating off for the summer, and now i`ve got no hot water. so i turned the heating back on and still no hot water! so i`ve re pressured the system but it still it wont switch over to hot water. i`ve changed the switch over censer and still no joy, can you please advise!!!
p.s the water pipe where the censer is stay`s cold.

steve, May 2010