VALVE GP 5V8518 - Caterpillar

For implements requiring third valve hydraulics, these additional steps are required.
Front implement quick disconnect lines (if equipped)
1. Stop the engine.2. Move all of the implement hydraulic control levers to relieve the hydraulic pressure.3. Return all levers to NEUTRAL position.4. Disconnect hydraulic hoses from the tool being used, wipe off all foreign material.5 Remove the quick disconnect dust plugs and connect hoses.6. Install dust plugs in unused disconnects. The above three steps should be done when disconnecting any hoses.
Improper attachment of implements could result in injury or death. Do not operate this machine until you have positive indication that the coupler pins are fully engaged. Check for engagement by: 1. Push the tilt lever forward to tilt the implement down.2. Push the tilt lever forward to put down pressure on the implement.3. Back the machine and make sure there is no movement between the implement and the coupler.