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Posted by HeatPro on August 02, 2009 at 22:51:50:
In Reply to: LAARS EBP 175 Lock-out posted by Darryl on August 02, 2009 at 16:44:57:
: I have 2 LAARS EBP 175LP boilers/waterheaters
That would indicate that you have a house built to 1990 or later standards of about 12,000 square feet, or an older poorly insulated house of about 6000 square feet. If the house is smaller then that, the boilers are probably locking out due to firing right up to the high limit too frequently.
There is no particular reason for the controls to fail as often as described. Read these:
http://www.heatpro.us/service/ignitor.htm
http://www.heatpro.us/designtree/documents/20296FC819B433A823E46BFA13B27D040DA23B6B.html
http://www.heatpro.us/designtree/documents/DADE8B4EDB069C6DEE95ECCDB831D6233636FFDA.html