A220 FUEL SYSTEM Questions with Detailed Verified Answers

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A220 FUEL SYSTEM Questions with Detailed
Verified Answers

Question: How many fuel tanks are there?

Ans✅ ✅: Two wing tanks, one center tank, two collector tanks, and two surge tanks

Question: What is the maximum fuel capacity? (FCOM1 11-02-1)

Ans✅ ✅: 38,350 lbs [L tank: 6725 + CTR tank 24,900 + R tank 6725]

Question: How is fuel venting provided?

Ans✅ ✅: By wing surge tanks and dedicated tank vent system. NACA scoops
maintain positive pressure on

the fuel in the tanks. On ground they supply static ventilation

Question: Why are the fuel tanks enriched with nitrogen?

Ans✅ ✅: To reduce the risk of fuel fumes igniting in the tanks

Question: What types of fuel pumps does the fuel system use?

Ans✅ ✅: Engine Driven Pumps, AC Boost Pumps, Main Fuel Ejector Pumps,
Scavenge Ejector Pumps, and

Transfer Ejector pumps [Ejector pumps only work when the engine is running]

Question: What is the primary means of moving fuel throughout the
fuel distribution system?

Ans✅ ✅: Motive flow

Question: What would generate a FUEL LEAK SUSPECT message?