John Deere — Avoid the hazard by:

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

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Procedure

1. Filling batteries in a well-ventilated area.
2. Wearing eye protection and rubber gloves.
3. Avoiding breathing fumes when electrolyte is added.
4. Avoiding spilling or dripping electrolyte.
5. Use proper jump start procedure. If you spill acid on yourself:
6. Flush your skin with water.
7. Apply baking soda or lime to help neutralize the acid.
8. Flush your eyes with water for 15—30 minutes. Get medical attention immediately. If acid is swallowed:
9. Do not induce vomiting.
10. Drink large amounts of water or milk, but do not exceed 2 L (2 quarts).
11. Get medical attention immediately. WARNING: Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling. CTM86 (20MAR01) 01-000-2 POWERTECH8.1 L Diesel Engines — Base Engine 032001 PN=14 Safety 01 000 3 DX,FIRE2 –19–03MAR93–1/1 Prepare for Emergencies TS291 –UN–23AUG88 First Aid Kit Be prepared if a fire starts. Keep a first aid kit and fire extinguisher handy. Keep emergency numbers for doctors, ambulance service, hospital, and fire department near your telephone. DX,FLUID –19–03MAR93–1/1 Avoid High-Pressure Fluids X9811 –UN–23AUG88 High-Pressure Fluids Escaping fluid under pressure can penetrate the skin causing serious injury. Avoid the hazard by relieving pressure before disconnecting hydraulic or other lines. Tighten all connections before applying pressure. Search for leaks with a piece of cardboard. Protect hands and body from high pressure fluids. If an accident occurs, see a doctor immediately. Any fluid 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. CTM86 (20MAR01) 01-000-3 POWERTECH8.1 L Diesel Engines — Base Engine 032001 PN=15 Safety 01 000 4 DX,WEAR –19–10SEP90–1/1 Wear Protective Clothing TS206 –UN–23AUG88 Protective Clothing Wear close fitting clothing and safety equipment appropriate to the job. Prolonged exposure to loud noise can cause impairment or loss of hearing. Wear a suitable hearing protective device such as earmuffs or earplugs to protect against objectionable or uncomfortable loud noises. Operating equipment safely requires the full attention of the operator. Do not wear radio or music headphones while operating machine. DX,LOOSE –19–04JUN90–1/1 Service Machines Safely TS228 –UN–23AUG88 Moving Parts Tie long hair behind your head. Do not wear a necktie, scarf, loose clothing, or necklace when you work near machine tools or moving parts. If these items were to get caught, severe injury could result. Remove rings and other jewelry to prevent electrical shorts and entanglement in moving parts. CTM86 (20MAR01) 01-000-4 POWERTECH8.1 L Diesel Engines — Base Engine 032001 PN=16 Safety 01 000 5 DX,AIR –19–17FEB99–1/1 Work In Ventilated Area TS220 –UN–23AUG88 Engine exhaust fumes Engine exhaust fumes can cause sickness or death. If it is necessary to run an engine in an enclosed area, remove the exhaust fumes from the area with an exhaust pipe extension. If you do not have an exhaust pipe extension, open the doors and get outside air into the area DX,CLEAN –19–04JUN90–1/1 Work in Clean Area T6642EJ –UN–18OCT88 Clean Work Area Before starting a job: • Clean work area and machine. • Make sure you have all necessary tools to do your job. • Have the right parts on hand. • Read all instructions thoroughly; do not attempt shortcuts. CTM86 (20MAR01) 01-000-5 POWERTECH8.1 L Diesel Engines — Base Engine 032001 PN=17 Safety 01 000 6 DX,PAINT –19–22OCT99–1/1 Remove Paint Before Welding or Heating TS220 –UN–23AUG88 Avoid potentially toxic fumes and dust. Hazardous fumes can be generated when paint is heated by welding, soldering, or using a torch. Remove paint before heating: • Remove paint a minimum of 76 mm (3 in.) from area to be affected by heating. • If you sand or grind paint, avoid breathing the dust. Wear an approved respirator. • If you use solvent or paint stripper, remove stripper with soap and water before welding. Remove solvent or paint stripper containers and other flammable material from area. Allow fumes to disperse at least 15 minutes before welding or heating. Do all work in an area that is ventilated to carry toxic fumes and dust away. Dispose of paint and solvent properly. DX,TORCH –19–03MAR93–1/1 Avoid Heating Near Pressurized Fluid Lines TS953 –UN–15MAY90 Flammable Spray 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 flammable materials. Pressurized lines can be accidentally cut when heat goes beyond the immediate flame area. CTM86 (20MAR01) 01-000-6 POWERTECH8.1 L Diesel Engines — Base Engine 032001 PN=18 Safety 01 000 7 DX,LIGHT –19–04JUN90–1/1 Illuminate Work Area Safely TS223 –UN–23AUG88 Work Area Safely Illuminate your work area adequately but safely. Use a portable safety light for working inside or under the machine. Make sure the bulb is enclosed by a wire cage. The hot filament of an accidentally broken bulb can ignite spilled fuel or oil. DX,LIFT –19–04JUN90–1/1 Use Proper Lifting Equipment TS226 –UN–23AUG88 Proper Lifting Equ

Source: manual:John Deere 6081 Engine.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.