hitachi — H. ELECTRICAL SYSTEM

MAINTENANCE H. ELECTRICAL SYSTEM IMPORTANT: Improper radio communication equipment and associated parts, and/or improper installation of radio communication equip- ment effects the machine's electronic parts, causing involuntary movement of the ma- chine. Also, improper installation of electrical equipment’s may cause machine failure and/ or a fire on the machine. Be sure to consult your authorized dealer when installing a radio communication equipment or additional electrical parts, or when replacing electrical parts. Never attempt to disassemble or modify the electrical/electronic components. If replace- ment or modification of such components is required, contact your authorized dealer.

Batteries CAUTION: Battery gas can explode. Keep sparks and flames away from batteries. Use a flashlight to check the battery electrolyte level. Do not continue to use or charge the battery when electrolyte level is lower than specified. Explosion of the battery may result. Sulfuric acid in battery electrolyte is poisonous. It is strong enough to burn skin, eat holes in clothing, and cause blindness if splashed into the eyes. Avoid hazard by: 1. Filling batteries in a well-ventilated area. 2. Wearing eye protection and rubber gloves. 3. Avoiding breathing fumes when electrolyte is add- ed. 4. Avoiding spilling or dripping electrolyte. 5. Using proper booster battery starting procedures.

SA-036 If you spill acid on yourself: 1. Flush your skin with water. 2. Apply baking soda or lime to help neutralize the acid. 3. If splashed in eyes, flush with water for 10 to 15 minutes. Get medical attention immediately. M1U1-07-016 Batteries Location 7-71