{TAIL ~ The unburned particulate accumulation} within the exhaust for a combustion system, such as the liner of a flue for a stove, is monitored by {HEAD ~ a circuit} which receives a temperature indicating signal from a thermo couple mounted within the flue 
{ TAIL ~ The unburned particulate accumulation } within the exhaust for a combustion system , such as the liner of a flue for a stove , is monitored by { HEAD ~ a circuit } which receives a temperature indicating signal from a thermo couple mounted within the flue
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH