Komatsu — Komatsu Construction Equipment Operation and Safety Manual

. OPERATION EXPLANATION OF COMPONENTS EMERGENCY STOP ITEM CAUTION (1) (2) (3) (4) (5) (6) Engine water temperature caution lamp Torque converter oil temperature caution lamp Retarder oil temperature caution lamp Battery charge circuit caution lamp Steering oil temperature caution lamp Engine oil pressure caution lamp (7) (8) (9) (10) (11) (12) Retarder oil pressure caution lamp Tilt caution lamp Machine monitor, option system caution lamp Engine system caution lamp Transmission system caution lamp Retarder system caution lamp ENGINE WATER TEMPERATURE CAUTION LAMP This monitor (1) warns the operator that the engine coolant temperature has risen.

When it lights up, "E02 ENGINE OVERHEAT" is displayed on the character display at the same time, and the engine output is automatically limited. Run the engine under no load at a mid-range speed until the lamp goes out. 3 - 15 If the monitor lights up, stop operation s immediately, th en check the corresponding area and carry out the action. If any abnormality is f ound in the e mergency stop items, the al arm buzzer wi ll sound intermittently, and the mo nitor for th e location of the abnormality and the central warning lam p will light up.