Komatsu — 3.3.2 SAFETY CIRCUIT FOR CONTROLS

OPERATION 3.3 OPERATOR’S CAB - CONTROLS Switch Board (continued) Legend for illust. Z 22464 (28) Strike button, emergency shut down of both engines and pilot control system cut out. In case of emergency push in this button to stop the Die- sel engines and to cut out the pilot control circuit. DO NOT use for normal stopping procedure. For releasing the switch, turn and pull-up the strike button. (29) Acoustic warning signal This signal sounds for approximately 1 second when a fault message appears on the ECS screen. In case of too low hydraulic oil level this signal sounds continuously. Shut down the Shovel, locate and correct the cause immediately. Fill up hydraulic oil to the correct level.

For the correct checking procedure See "CHECKS BEFORE STARTING THE ENGINES" on page 204. (30) Switch, RH and LH mirror adjustment (31) Cigarette lighter (32) Ashtray (33) Plug sockets 24V DC (34) Heater and air conditioning control panel, see page 79 for more information. (35) Cup holder (36) Radio 77 WARNING CAUTION