TUBE AS-FUEL 4331827 - Caterpillar

Always ensure that handle (4) is in the vertical position before the towing hitch is raised or lowered by hydraulic power. The handle is located at the rear of the machine above the radiator.
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Position the machine with the towing hitch in line with the towing eye of the attachment.
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Remove pin (5) from the cylinder. Press button (2) and hold until the towing hitch is below the level of the towing eye on the attachment.
Back up the machine until the towing hitch is positioned below the towing eye. Engage the parking brake and move the transmission control to the NEUTRAL position.
Press button (3) and hold the button until the towing hitch is engaged with the towing eye on the attachment. Ensure that the towing hitch has been fully raised.
Install locking pin (5) into the cylinder in order to lock the towing hitch in the RAISED position.Disengaging the Hydraulically Powered Towing Hitch from an Attachment
Engage the parking brake for the machine and move the transmission control to the NEUTRAL position.
Engage the parking brake for the towed attachment or chock the wheels securely. If necessary, position a suitable block in order to support the attachment at the height which will allow the towing hitch to be disengaged from the attachment.
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Ensure that switch (1) is pushed to the right.
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Remove locking pin (5) .
Press button (2) and hold the button until the towing hitch is lowered and clear of the towing eye. Slowly drive the machine forward so that the machine is clear of the attachment.
Stop the machine. Press button (3) and hold the button until the towing hitch is fully raised. Install locking pin (5) into the cylinder in order to lock the towing hitch in the RAISED position.
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In the event of a hydraulic power failure, the powered towing hitch can be manually lowered to the ground. Rotate handle (4) counterclockwise to the horizontal position in order to lower the hitch to the ground.Hydraulic Services for a Trailer
Quick couplers may be installed on the rear of the machine. The quick couplers provide hydraulic power for trailer brakes and for the operation of a hydraulic service on a trailer such as a body hoist system.
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Move switch (3) to the right in order to select the function for the rear hydraulic services.
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Ensure that lever (4) is moved to the horizontal position before hydraulic services are connected to a trailer.Quick coupler (5) provides the connection for hydraulic power to the services on a trailer. When a line is attached to quick coupler (5), the hydraulic service on the trailer is operated by the joystick inside the cab.Quick coupler (6) provides the connection for hydraulic power to the trailer brakes. When a trailer brake line is attached to quick coupler (6), the trailer brakes operate automatically whenever the service brakes of the machine are applied.The rear hydraulic services are controlled by the joystick control. Button (7) controls the OPEN or the RAISE function on the hydraulic service. Button