YOKE 2621625 - Caterpillar

Illustration 1 g02195616The machine lockout control allows specific machine systems to be disabled while service is performed during engine operation. The machine lockout mode will allow the engine to be started and the machine lockout mode will allow the engine to run. Use the machine lockout control to prevent accidental activation of the following controls:
The transmission control
The hoist control
The steering control
The brake release/secondary steering switch
Illustration 2 g02320994Note: The machine lockout can be activated during engine operation and the machine lockout can be activated before the engine is started. In order to activate the machine lockout before starting the engine, first place the engine start switch in the ON position, and then move the machine lockout switch. For more information on the engine start switch, refer to Operation and Maintenance Manual, "Operator Controls".
Park the machine on a level surface and make sure that the transmission control is in the P position.
Chock the wheels on the machine.
Open door (3) in order to access the machine lockout switch.
Move switch (2) upward in order to activate the machine lockout mode. When the switch is activated, one of the following results will occur:
Illustration 3 g03116981
Indicator light (4) is located inside the cab on the gauge cluster.
Indicator lights (1) and (4) will illuminate continuously. This will indicate that the machine is in the machine lockout mode.
The indicator lights will flash in order to indicate that the machine lockout mode is not fully active in one or more of the systems. If the indicator lights are flashing, confirm that the transmission control is in the P position. If the indicator lights continue to flash, consult your Caterpillar dealer.Note: The indicator light on the dash panel will correspond with the status of the machine lockout control and the status of the engine lockout control. The indicator light on the dash panel does not differentiate the status of the machine lockout control from the status of the engine lockout control.
Move the machine lockout switch downward in order to deactivate the machine lockout mode.