Engines
What component controls the engine air oil cooler augmentation valve?
NIU
Two fuel surge suppressors are installed in the AR pod, what pressure are they supposed to be serviced with nitrogen?
90 (+/-) 5 PSI
Where is the BA/ECS Controller located in the aircraft?
forward cargo compartment overhead equipment rack
What is the overall diameter of each propeller?
13 feet 6 inches
How many temperature sensors are associated with each anti-ice zone?
1
How many fuel manifolds are on the engine and how many nozzles are on each manifold?
Two manifolds, each connected to eight fuel nozzles
What prevents the hose drum from rotating when no hydraulic power is applied?
The Latch release assembly
What do the engine augmenter valves regulate?
14th stage bleed air from the engine compressor
What component routes course and fine pitch oil to and from the cylinder and piston?
The beta tube
Ice signal 1 is activated when ______ inch of ice accumulates on the ice detector probe.
0.020 inch
What does Compressor Variable Geometry (CVG) system move and control?
The compressor inlet guide vanes and the first five rows of the compressor stator vanes
POD status lights for the right hand pod is monitored by what component?
Tanker equipment control unit
What component installed in the bleed air ducting allows for expansion and contraction of the ducts caused by heating and cooling?
Bleed air compensators
What component pushes oil through the beta tube to the pitch actuator?
Pitch Control Unit (PCU)
What component allows bleed air to expand prior to entering the ejectors to maintain an even air flow?
Diffusers
At what percent NG overspeed will the FADEC automatically shut down the engine?
>109%
What is the valve also known as the 194 valve that is used to test the operation of the automatic response feature of the hose reel system?
Reel response solenoid valve
With the divider valve and the right wing isolation valve closed, bleed air is isolated from which A/C pack?
Cargo compartment
What component modulates high pressure oil to the propeller blade control piston to change pitch?
Servo valve
The vertical stabilizer de-icing inflatable boot pressure regulators regulate bleed air pressure to what psi?
20 +- 1 PSI
The bottom strut of the power section air inlet housing is the opening for the radial drive bevel pinion gear shaft that drives what after the starter is opened?
The compressor
At what approximate hydraulic pressure in PSIG does the hose drum latch release assembly unlock the hose drum?
1000 PSIG
What action will the BA/ECS controller take if the engine bleed air temperature sensor detects an overheat condition?
Closes the bleed air shutoff valve
At what percent NP does the FADEC automatically shut down the engine?
119%
Which zone runs continuously during the anti-icing cycle?
Zone 7