EASA Module 7 Practice Questions - EASA Part-66 Module 07 - Maintenance Practices Exam

Before working on an aircraft electrical circuit, the FIRST safety action a technician should normally take is to:

Apply external ground power to keep the busbars energised for testing Discharge any capacitors by short-circuiting them to the airframe with a screwdriver Connect a multimeter across the busbar to read the live voltage Isolate the supply by disconnecting/removing the battery and tagging the circuit as inoperative

Correct Answer:

Isolate the supply by disconnecting/removing the battery and tagging the circuit as inoperative

Access more questions from this quiz

Continue to EASA Module 7 Practice Questions - EASA Part-66 Module 07 - Maintenance Practices Exam for more practice questions and the full quiz experience.

Access More Questions