B767 Engines & APU 2024/2025 Exam
Questions and Answers | A+ Score
Assured
What type of engines do we have? - 🧠ANSWER ✔✔General Electric CF6-
80C2B6F engines
How many pounds of takeoff thrust? - 🧠ANSWER ✔✔60,200 pound on
each engine
What is our primary thrust parameter? - 🧠ANSWER ✔✔N1 controlled by an
EEC
During engine start, what is the recommended optimum duct pressure? -
🧠ANSWER ✔✔21 psi with the start valve open
What system inputs the thrust management computer (TMC)? - 🧠ANSWER
✔✔The air data computer
The pneumatic starter is connected to N1 or N2? - 🧠ANSWER ✔✔N2
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 1
STATEMENT. ALL RIGHTS RESERVED
, Maximum assumed temperature takeoff thrust is limited to? - 🧠ANSWER
✔✔25% from the amber indicator
What protection do we get from the EEC? - 🧠ANSWER ✔✔Overspeed and
overboost protection
What is overspeed? - 🧠ANSWER ✔✔Is either when rotor N1 or N2 is
spinning to fast so in order to control it fuel trimming happens with the fuel
metering unit
What is overboost? - 🧠ANSWER ✔✔Is an exceed of rated thrust that the
engine can produce and is solved with trimming fuel with the fuel metering
system.
What protection do we have on alternate mode? - 🧠ANSWER ✔✔Only
overspeed protection
What is the soft transition regarding the EEC? - 🧠ANSWER ✔✔When the
EEC system automatically goes to alternate
What is the hard transition regarding the EEC? - 🧠ANSWER ✔✔When we
manually select ALTN mode.
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
Questions and Answers | A+ Score
Assured
What type of engines do we have? - 🧠ANSWER ✔✔General Electric CF6-
80C2B6F engines
How many pounds of takeoff thrust? - 🧠ANSWER ✔✔60,200 pound on
each engine
What is our primary thrust parameter? - 🧠ANSWER ✔✔N1 controlled by an
EEC
During engine start, what is the recommended optimum duct pressure? -
🧠ANSWER ✔✔21 psi with the start valve open
What system inputs the thrust management computer (TMC)? - 🧠ANSWER
✔✔The air data computer
The pneumatic starter is connected to N1 or N2? - 🧠ANSWER ✔✔N2
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 1
STATEMENT. ALL RIGHTS RESERVED
, Maximum assumed temperature takeoff thrust is limited to? - 🧠ANSWER
✔✔25% from the amber indicator
What protection do we get from the EEC? - 🧠ANSWER ✔✔Overspeed and
overboost protection
What is overspeed? - 🧠ANSWER ✔✔Is either when rotor N1 or N2 is
spinning to fast so in order to control it fuel trimming happens with the fuel
metering unit
What is overboost? - 🧠ANSWER ✔✔Is an exceed of rated thrust that the
engine can produce and is solved with trimming fuel with the fuel metering
system.
What protection do we have on alternate mode? - 🧠ANSWER ✔✔Only
overspeed protection
What is the soft transition regarding the EEC? - 🧠ANSWER ✔✔When the
EEC system automatically goes to alternate
What is the hard transition regarding the EEC? - 🧠ANSWER ✔✔When we
manually select ALTN mode.
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
