OPERATION EXPLANATION OF COMPONENTS EMERGENCY PUMP DRIVE SWITCH NOTICE This switch is installed to make it possible to carry out operation temporarily if any abnormality should occur in the pump control system. It is not intended for permanent use. Repair the cause of the abnormal- ity immediately. This switch (10) is used to make it possible to carry out opera- tions temporarily if any abnormality should occur in the pump control system (when the display shows E02). When normal: Move switch down When abnormal: Move switch up If the display shows E02, move the switch up to make it possi- ble to carry out work.
SWING BRAKE CANCEL SWITCH NOTICE This switch is installed to make it possible to carry out operation temporarily if any abnormality should occur in the swing brake system. It is not intended for permanent use. Repair the cause of the abnormality immediately. This switch (11) is used to make it possible to carry out opera- tions temporarily if any abnormality should occur in the swing brake system (when the display shows E03). When normal: Move switch down When abnormal: Move switch up If the display shows E03, move the switch up to make it possi- ble to carry out work. ROTATING LAMP SWITCH (if equipped) This switch (12) is used to light up the yellow rotating lamp on top of the cab. 3-21