Formulas
Local Procedures
Hydraulics
Electrical
Potent Potables
100
This is the formula to find an aircraft's percent of MAC with a CG
What is ACCG-LEMAC __________ X 100 = %MAC MAC
100
This is who you should call before performing combat offloads or using the ground OPS areas.
What is SOF
100
This is how to override the aux pump auto shutdown.
What is hold the appropriate aux pump switch for 5 seconds and continue to hold the switch while operating the system.
100
This is the minimum KVA power cart required to use the aux hydraulic pumps
What is 90KVA because the aux pumps use 72KVA
100
This is how many tires are on the C-17
What is 14
200
This is the formula to find a vehicle's CGFA
What is (RAW x WB)÷GVW (D1xW2+D2xW3)÷GVW
200
This is how many digits your EFB passcode should be.
What is 6.
200
This is when you can use the #2 emer backup system if there is a leak.
What is when the leak is outside of the sub system.
200
These make up the emergency power system
What are the Battery Direct Bus, Battery Bus, the AC and DC Emergency Buses, and the AC and DC Transfer Buses.
200
This is the maximum ramp weight for the C-17
What is 586,000lbs
300
This is the formula to find the PSI of a triangular shaped box.
What is Weight _______ ½B x H
300
When disconnecting your oxygen hose from the CRU fitting, This is where you should pull from.
What is the metal fitting on the end of the hose. (Not the actual hose)
300
This is the normal pump output from the aux pumps
What is 5.6gpm at 3850 psi
300
These buses become powered when the emergency power switch is placed to ON.
What are the AC and DC emergency buses.
300
This is the wingspan of the C-17.
What is 169' 10"
400
This is the load shift formula.
What is LSA x LSW ________ = GW CG▲"
400
This is the current SII
What is Takeoff Decision-Making
400
This is the reason to use the #2 system for the parking brakes instead of #3 if possible (besides that it is the primary).
What is the brake accumulator is attached to the #2 system.
400
These are the recharge time for AC batteries with and without COSA
What is 1 hour without COSA and 90 minutes with COSA.
400
This is the most common question asked to the aircrew during airshows.
What is "Does this whole thing pressurize?" We will also accept, "what are those coil things?" and "how much stuff can you put in here?"
500
This is the formula to find the PSI for a rimmed drum.
What is Weight of drum ______________________ = PSI (OD+ID) x difference x .785
500
At a minimum, this is where unmodified or modified 2 bottles will be.
Where is LM station and crew rest. Additional bottles in cargo compartment first.
500
These are the criteria that must be met to service the hydraulics in flight.
What is a slow leak, a known non-hazardous leak path, and the system not completely empty.
500
This is how long it will take to get a WAP cue if there is no fuel boost pump turned on while starting the APU.
What is 2 minutes
500
This is the engine that the C-17 uses.
What is Pratt & Whitney F117-PW-100.
M
e
n
u