OPERATION Engine Coolant Temperature Caution Lamp The engine coolant temperature caution lamp (3) illuminates to warn the operator that the engine coolant temperature has increased. When carrying out the check before starting (starting switch at the ON position, engine stopped) The lamp does not illuminate. During operation (engine running) If the engine coolant temperature increases, the engine coolant temperature caution lamp illuminates. If the coolant temperature increases further, the central warning lamp illuminates and the alarm buzzer sounds intermittently. At the same time, “E02” is displayed on the top line of the character display and “ENGINE OVERHEAT” on the bottom line.
Stop the machine and run the engine under no load at a mid-range speed until the lamp goes out. Hydraulic Oil Temperature Caution Lamp The hydraulic oil temperature caution lamp (4) illuminates to warn the operator that the hydraulic oil temperature has increased. When carrying out the check before starting (starting switch at the ON position, engine stopped) The lamp does not illuminate. During operation (engine running) If the hydraulic oil temperature increases, the hydraulic oil temperature caution lamp and the central warning lamp illuminate; the alarm buzzer sounds intermittently.
At the same time, “E02” is displayed on the top line of the character display and “HYD OVERHEAT” on the bottom line. Stop the machine and run the engine under no load at a mid- range speed until the lamp goes out. Fuel Level Caution Lamp The fuel level caution lamp (5) illuminates when the amount of fuel remaining in the fuel tank goes below 35 l (9.25 gal). If the lamp illuminates, check the fuel level immediately and add fuel. For details, see “Check Fuel Level, Add Fuel” on page 2-87. Remark Even if the caution lamp illuminates, action code E02 is not displayed on the character display. 2-20 WA430-6