Section 3 - Maintenance Routine Maintenance Prepare the Machine for Maintenance Prepare the Machine for Maintenance Introduction How to Make the Machine Safe (Excavator Lowered) !M WARNING Important: Unless a maintenance procedure instructs you differently, you must lower the Excavator. Maintenance must be done only by suitably qualified and competent persons. Before doing any maintenance make sure the machine is safe, it should be correctly parked on level ground. 1 Park the machine on level, solid ground. If necessary, refer to Stopping and Parking the Machine in the Operator Manual. To prevent anyone starting the engine, remove the starter key.
Disconnect the battery when you are not using electrical power. If you do not take these precautions you could be killed or injured. 2 Lower the excavator so the attachment is flat on the ground as at A . 8-3-1-1 3 Stop the engine and remove the starter key. Make the machine safe before you start a maintenance procedure. 4 Release tank pressure. Refer to Releasing Tank Pressure . Unless a maintenance procedure instructs you differently, you must lower the Excavator. Refer to How to Make the Machine Safe (Excavator Lowered) . 5 Release the hydraulic pressure. Refer to Releasing the Hydraulic Pressure . 6 Disconnect the battery to prevent accidental operation of the engine. 808071-2 Fig 4.
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