John Deere — DX,REPAIR

A John Deere service procedure — check it applies to your exact model before use.

Procedure

4.5 L and 6.8 L Level 14 Electronic Fuel System 022808 PN=15 Safety 01 000 10 DX,SERV –19–17FEB99–1/1 Practice Safe Maintenance TS218 –UN–23AUG88 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 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. DX,SIGNAL –19–03MAR93–1/1 Understand Signal Words TS187 –19–30SEP88 A signal word—DANGER, WARNING, or CAUTION—is used with the safety-alert symbol. DANGER identifies the most serious hazards. DANGER or WARNING safety signs are located near specific hazards. General precautions are listed on CAUTION safety signs. CAUTION also calls attention to safety messages in this manual. CTM320 (22FEB08) 01-000-10
4.5 L and 6.8 L Level 14 Electronic Fuel System 022808 PN=16 Safety 01 000 11 DX,SIGNS1 –19–04JUN90–1/1 Replace Safety Signs TS201 –UN–23AUG88 Replace missing or damaged safety signs. See the machine operator’s manual for correct safety sign placement. DX,SPARKS –19–03MAR93–1/1 Prevent Battery Explosions TS204 –UN–23AUG88 Keep sparks, lighted matches, and open flame away from the top of battery. Battery gas can explode. Never check battery charge by placing a metal object across the posts. Use a volt-meter or hydrometer. Do not charge a frozen battery; it may explode. Warm battery to 16°C (60°F). DX,SPRAY –19–16APR92–1/1 Protect Against High Pressure Spray TS1343 –UN–18MAR92 Spray from high pressure nozzles can penetrate the skin and cause serious injury. Keep spray from contacting hands or body. If an accident occurs, see a doctor immediately. Any high pressure spray injected into the skin must be surgically removed within a few hours or gangrene may result. Doctors unfamiliar with this type of injury should reference a knowledgeable medical source. Such information is available from Deere & Company Medical Department in Moline, Illinois, U.S.A. CTM320 (22FEB08) 01-000-11
4.5 L and 6.8 L Level 14 Electronic Fuel System 022808 PN=17 Safety 01 000 12 DX,TORCH –19–10DEC04–1/1 Avoid Heating Near Pressurized Fluid Lines TS953 –UN–15MAY90 Flammable spray can be generated by heating near pressurized fluid lines, resulting in severe burns to yourself and bystanders. Do not heat by welding, soldering, or using a torch near pressurized fluid lines or other flam mable materials. Pressurized lines can accidentally burst when heat goes beyond the immediate flame area. DX,WEAR –19–10SEP90–1/1 Wear Protective Clothing TS206 –UN–23AUG88 Wear close fitting clothing and safety equipment appropriate to the job. Prolonged exposure to loud noise can cause impairment or loss of hearing.

Source: manual:ctm320.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.