saab Workshop Repair Guides

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45/38 Degree|Page 1529 > < Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 1526
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Coolant Temperature Sensor/Switch (For Computer): Description and Operation
45/38 Degree

Fig. 27 Thermostatic Switches

    The thermostatic switch, Fig. 27, is closed at temperatures below 113°F (45°C).  If the temperature rises above this, the switch won't close until the
temperature drops to 100°F (38°C).  The thermostatic switch is connected in series with the thermo-time switch.  Therefore, the cold start valve or
terminal TKK of the time relay cannot be grounded at temperatures above 113°F (45°C).

45/38 Degree|Page 1529 > < Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 1526