Hot Water Problem Sanity Checks Help and information on all topics relating to your central heating, air conditioning and ventilation issues.

[willsie01]

Any sanity checks I can make before calling service engineer out? Ran out of hot water yesterday. The unvented Indirect Cylinder has primary heating from System Boiler and secondary from element. Neither are heating the water! The CH radiators are still being heated. The programmer is displaying the correct call for HW.