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Home > Exam Questions > ATPL - Airline Transport Pilot Licence > Aircraft General Knowledge - Airframe, Systems, Powerplant > A gaseous sensor/responder tube fire sensor is tested by

391 - ATPL Question Bank in English - A gaseous sensor/responder tube fire sensor is tested by

Question 391 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot Licence

Heating up the sensor with test power connection.

Checking the sensor with pressurized gas.

Checking the wiring harness for faults but not the sensor.

Checking the continuity of the system with a test switch.

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