SEPARATOR A- 5W6080 - Caterpillar

Illustration 1 g00777748
(1) Air horn switch
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(2) Air horn solenoid valve (3) Air supply line (4) Air hornAir horn switch (1) is located in the center of the steering wheel. Air horn solenoid valve (2) and air horn (4) are located under the floor of the operator compartment on the right side. Pressure air for the air horn is supplied through the air control valve for the service brakes.The pressure air flows through air supply line (3) to air horn solenoid valve (2). When air horn switch (1) is depressed, an electrical signal is sent to air horn solenoid valve (2). This causes the air horn solenoid valve to open. The pressure air is allowed to flow to the air horn (4).