OPERATION CAUTION ALERT WARNING SYSTEM If an operator alert is required the (Caution Lamps), and an audible alarm will sound intermittently. The lamp for the location of the alert as well as the central warning lamp will light up. If any of these lamps are illuminated during operation of the machine, stop the machine in a safe location, lower the work equipment, set the parking brake and run the engine at a low idle until the light goes out or check the system showing the problem. Contact your Komatsu Dealer 1. Axle oil temperature caution lamp 2. Torque converter oil temperature caution lamp 3. Engine coolant temperature caution lamp 4. Hydraulic oil temperature caution lamp 5.
Fuel level caution lamp AXLE OIL TEMPERATURE CAUTION LAMP Lamp (1) alerts the operator that the axle oil temperature has risen above the specified set value. During operation if the axle oil temperature lamp, as well as the central warning lamp should light up and the alarm buzzer sounds, stop the machine until the system cools down. At that point the lamps should go out and the buzzer should stop. During checks before starting (ignition switch in the “ON” position, engine stopped) the lamps should be illuminated, and when the engine is running, these lamps should go out. WA480-5L 2-17