I have a Worcester 35 CDi boiler. Recently the shower in the ensuite and the shower in the bathroom won't fire the boiler when turned on. If the heating is on, the showers work but not on their own. The hot water in each sink and the bath works and if you take the head of the showers, the water...

When the furnace sits all night @ 68 and then in the am I turn up the thermostat to say 71. The burners start to fire and then shut right off, they run no more than 10 seconds. Then the blower comes on and the burners start firing again. Then they shut off again, its an on and off again cycle every...

We have a group home with a 8+ year old Lochinvar 300,000 BTU LP gas outdoor furnace. I suspect that the installer just shot from the hip on size (retrofit for ceiling electric). It is supplying 4 zones 60 to 100 feet away in the attic with 18"x24" heat exchangers (if memory serves). These are...

I have a very old boiler that heats the home with the water in cast iron pipes in the floor - concrete slab. I recently added a second floor with a forced air furnace. I started up the new furnace and now the boiler won't fire. Pilot light is still on. I turned off the furnace and the gas line...