Do you have any check valves or flow control valves on the system ? Usually they are installed on a single boiler multi zone system. It prevents the hot water from circulating while the pump for that zone is off but another pump is on. Here's a picture of one :
I bought my lunch bag from Duluth Trading Company, and i love it. It's a little bit pricey but it's well made and is pretty big. I even store some small tools in it as it has a couple zippered compartments.
Here's the link ...
Good input from everyone here, but as stated earlier, we do not have enough information to diagnose this problem. It could be many too many different things .
When in doubt, contract out.
Like somebody stated earlier, if you are not sure with what you are doing then call a professional, that is your best bet. It's very difficult even for a professional to troubleshoot this on a forum.
If it was going off on the flame sensor then the furnace would eventually lock out. It only lets it go off on that sensor so many time and then it locks out the whole ignition operation and you have to cycle the power back on.
Sounds to me like your high limit safety switch is tripping. The cause could be a very dirty air filter or airflow obstruction. The blower motor is good because you tested it with the AC running so that is not your problem. Check the air filter and your airflow, if both of those things are good...
I just bought this lunch box a couple months ago from Duluth Trading Company and I love it. It even stores some of my small tools.
http://www.duluthtrading.com/store/product/insulated-lunch-cooler-louies-lunch-box-78002.aspx
Hi Ben ,
This product looks amazing. As far as marketing it you have to spread the word around. I would try places such as the Handy Man Magazine and see if they can do a story on your product.
I would for sure contact Stuart from ToolGuyd.com and have him review your product and give it some...