Electrical System
28 volts
the usable fuel capacity of the C172S
53 gallons
The primary flight controls
Ailerons, Elevator, rudder
Lycoming IO-360-L2A
This takes information from the pitot static system and displays it on the PFD
ADC
The number of electrical busses
6
The C172S pulls fuel from this area of the fuel tanks
The side
the type of ailerons on the C172S
Differential Friese type
The amount of spark plugs on the Cessna 172S
8
The magnetometer is located in this wing
Left
These items are located on the Essential bus
PECANS:
PFD,EIS,COMM1,ADC/AHRS, STBY ind lights
The three parts of the system that fuel sumps are pulling from under the cowling
Fuel Selector, Fuel reservoir, Fuel strainer
The differential ailerons assist in preventing this during a turn and a C172S
adverse yaw
The camshaft is gear driven by this in the engine
Crankshaft
This information processed and displayed by the GRS 77 and GMU 44
Attitude, Heading, rate of turn, slip/skid (AHRS)
This connects the battery, external power, alternator and ammeter to multiple relays that power the buses
J Box or power distribution module
The fuel flows through this directly before entering the strainer
Fuel shutoff valve
the type of trim tab on a C172
Servo
The rotational speed of the camshaft is this amount less than the crankshaft
1/2
The Cessna 172S nav 3 models with the G1000 and incorporated autopilot use this type of autopilot system on our FF and FM tail numbers
GFC 700/two axis
The voltage at which the main battery will switch to the standby battery
20 volts
The fuel return line from the engine to the reservoir tank has this on it to assist with preventing reverse flow and maintaining proper system pressure
Check valve
the type flaps on a C172S
Slotted with fowler characteristics
this gear is responsible for engaging the starter motor's pinion gear with the engine's ring gear on the flywheel during engine start-up
the bendix gear
These two LRU's are responsible for feeding information from the avionics system to the PFD/MFD in normal operations
The two GIS 63's or Garmin integrated avionics units