PITOT/STATIC SYSTEM
TTP B1-L1 ATA34 Cessna 172 B2-L1 Pitot system supplies ram air pressure to ASI. Static system connects the VSI , altimeter, and ASI to atmospheric pressure through plastic tubing connected to a static port. Static line sump is installed at the source button to collect condensation in the static system. Heated pitot tube is standard, with the heating element controlled by a switch on the instrument panel and powered by the electrical system. Alternate static source valve is installed on the instrument panel to use when the external static source is not in operation. On airplanes with an autopilot , there is a tube that connects the autopilot to a static port on the left side of the airplane at FS 117.25. This part of the pitot/static system is not connected to the other parts of the pitot/static system. ...