Temperature Specifications

Controlled Air Cleaner Temperature 25°C (100°F)

Thermovalve 'A' switching temperature 55°C (131°F)

Carburetor Thermovalve Opening Temperature 33°C (91°F)

Air Bleed Valve 'B' (in air cleaner) Opening Temperature 65°C (149°F)

Purge Cut-Off Control Solenoid Valve Operation
Below 55°C (131°F) blocks manifold vacuum from the purge control valve.
Above 55°C (131°F) directs manifold vacuum to the purge control valve.
Spark Control Thermovalve Opening Temperature 50°C (122°F)