October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

THERMO Sensor & THERMO Controller

Thermo sensor is inserted into converter to determine catalytic converter operating temperatures. The thermo sensor sends varying electrical signals to thermo controller. At about 1350°F (732°C), the thermo controller sends an on signal to energize vacuum switching valve. At 1830°F (999°C), the thermo controller turns on warning lamp and buzzer.