Safety Practice Safe Maintenance Understand service procedure before doing work. Keep area clean and dry. Never lubricate, service, or adjust machine while it is moving. Keep hands, feet, and clothing away from power-driven parts. Disengage all power and operate controls to relieve pressure. Lower equipment to the ground. Stop the engine. Remove the key. Allow machine to cool. Securely support any machine elements that must be raised for service work. Keep all parts in good condition and properly installed. Fix damage immediately. Replace worn or broken parts. Remove any buildup of grease, oil, or debris.
On self-propelled equipment, disconnect battery ground cable (-) before making adjustments on electrical systems or welding on machine. On towed implements, disconnect wiring harnesses from tractor before servicing electrical system components or welding on machine. TS218 —UN—23AUG88 Falling while cleaning or working at height can cause serious injury. Use a ladder or platform to easily reach each location. Use sturdy and secure footholds and handholds. DX,SERV -19-28FEB17-1/1 Welding Near Electronic Control Units IMPORTANT: Do not jump-start engines with arc welding equipment. Currents and voltages are too high and may cause permanent damage. 1. Disconnect the negative (-) battery cable(s).
TS953 —UN—15MAY90 2. Disconnect the positive (+) battery cable(s). 3. Connect the positive and negative cables together. Do not attach to vehicle frame. 4. Clear or move any wiring harness sections away from welding area. 5. Connect welder ground close to welding point and away from control units. 6. After welding, reverse Steps 1—5. DX,WW,ECU02 -19-14AUG09-1/1 10-9 070717 PN=28