Komatsu — 16.3.1 BATTERY INSTALLATION AND REMOVAL

OPERATION 16.3 IF BATTERY IS DISCHARGED WARNING When checking or handling the battery, stop the engine and turn the starting switch key to the OFF position. Before starting the engine, use a damp cloth to wipe off the dust atop the battery. The battery generates hydrogen gas, so there is danger of explosion. Do not bring lighted cigarettes near the battery, or do anything that will cause sparks. Battery electrolyte is dilute sulfuric acid, and it will attack your clothes and skin. If electrolyte gets on your clothes or on your skin, wash it off immediately with lots of water. If electrolyte gets in your eyes, wash it out with fresh water, and consult a doctor immediately.

When handling a battery, always wear protective goggles. If the terminals are loose, there is danger that the defective contact may generate sparks that will cause an explosion. When installing the terminals, install them tightly. When removing or installing the battery, check which terminal is the positive (+) terminal and which is the negative (-). 16.3.1 BATTERY INSTALLATION AND REMOVAL When starting the engine with a booster cable, do the following: When removing the battery, first disconnect the cable from the ground terminal (normally, from the negative (-) terminal). When installing a battery, install the positive (+) terminal first.

That way, if a tool touches the cable connecting the positive terminal and the chassis, there is no danger that sparks wil ignite the hydrogen gas. REMARKS The batteries are on both sides of the rear of the machine. The battery used for the ground is on the left side of the machine. WA450-3MC 2-89