OPERATION EXPLANATION OF COMPONENTS 6. SERVICE METER This displays the accumulated hours of operation of the machine. Use the display to determine the intervals for periodic mainte- nance. The service meter will advance while the engine is running even if the machine is not moving. The service meter reading advances by 1 for every hour that the engine is running, regardless of the engine speed. E: SWITCHES AD324260B 1. WORKING MODE SELECTOR SWITCH (Basic switch) This switch is used to set the movement or power for the work equipment. By selecting the mode to match the working condi- tions, it is possible to carry out operations more easily. H/O G/O F/O L/O B/O H.O.
(heavy-duty operation mode) lights up: This is used for heavy-duty work. H M AD157770A G.O. (general operation model lights up: This is used for ordinary work. F.O. (finishing operation mode) lights up: This is used for levelling or grading work. L.O. (lifting operation mode) lights up: This is used for lifting operation B.O. (breaker operation mode) lights up: This is used for breaker work. 65