The sender measures the temperature or pressure. Sender: A component that is used with a temperature or pressure gauge. A magnet closes the contacts of a normally open reed switch it opens the contacts of a normally closed reed switch. Reed Switch: A switch whose contacts are controlled by a magnet. ) Harness Connector Serialization Code: The "C" stands for "Connector" and the number indicates which connector in the harness (C1, C2, C3. Harness Identification Letter(s): (A, B, C, AA, AB, AC. It is grounded by being fastened to the machine. Ground (Case): This indicates that the component does not have a wire connected to ground. The grounded wire is fastened to the machine. Ground (Wired): This indicates that the component is connected to a grounded wire. No circle indicates that the wire cannot be disconnected from the component.ĪG-C4 111-7898 Part Number: for Connector Plug Switch (Normally Closed): A switch that will open at a specified point (temp, press, etc.). The circle indicates that the component has screw terminals and a wire can be disconnected from it.
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Switch (Normally Open): A switch that will close at a specified point (temp, press, etc.). HARNESS AND WIRE SYMBOLS Wire, Cable, or Harness Assembly Identification: Includes Harness Identification Letters and Harness Connector Serialization Codes (see sample).įuse: A component in an electrical circuit that will open the circuit if too much current flows through it. Line Restriction Variable and Pressure Compensated SCHEMATIC SYMBOLS AND DEFINITIONS INTERNAL PASSAGEWAYS KEYS “CTRL” / “+” “CTRL” / “-” “CTRL” / “0” (zero) “SPACEBAR” (hold down) “CTRL” / “F”Ĭlick here to view the Schematic Symbols and Definitions page This button is located in the top right corner of every machine view page.įUNCTION Zoom In Zoom Out Fit to Page Hand Tool Find When only one callout is showing on a machine view, clicking on this button will make all of the callouts visible. These are hyperlinks that can be used to navigate the schematic and machine views.
#Retroexcavadora cat 420f2 pdf pdf#
*Due to different monitor sizes and PDF reader preferences there may be some variance in linked schematic locationsĬlick here to save a copy of this interactive schematic to your desktopĬlick on any text that is BLUE and underlined. The Bookmarks panel will allow you to quickly navigate to points of interest. Schematic Machine Views Chassis View Cab View Engine View MOVE THE SLIDER under SCREEN RESOLUTION until it shows 1024 X 768. To set your screen resolution do the following: RIGHT CLICK on the DESKTOP. *This document is best viewed at a screen resolution of 1024 X 768.
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