. ATTACHMENTS, OPTIONS HANDLING EPC WORK EQUIPMENT LEVER WORK EQUIPMENT LOCK LEVER WARNING REMARK the SEMI AUTO DIGGING OPERATIONS 6 - 47 Before standing u p from the operator's seat, set the work equipme nt lock lever s ecurel y to the LOC K position. If the work equipment lock le a serious accident ver is not at the LOCK position, an d work equipme nt control lev er (A) i s touched by mistake, it may lead to . If the work equipm ent lock lever is not p laced securel y at the LOCK p osition, the wo rk equipment may move, and th is may lead to a serious accid ent or personal injury . Check that the lever is in th e position sho wn in the diagram . ment control lever (A).
When pulling up o r pushing down the w ork equipme nt lock lever, be carefu l not to touch work equip ment control This lever is a lock device for the wor k equipmen t control lever. Push the work equ ipment lock lever d own to lock it. This lever electric ally locks the hydraulic circu it for the wo equipment, so if it i s at the LOCK position, the wor k equipment w not move even whe n work equipment control leve r (A) is operate If the work equipm ent control lever is o perated wh en this lever is the LOCK position , the central warning lamp lig hts up and t alarm buzzer sou nds. At the same time, "E00 WORK LEVE POSI" is displayed on the character d isplay.
SEMI AUTO DIGGING OPERATIONS Semi auto digging controls the bucket tilt operatio n automaticall y in order to make bucket ope rations ea sier for the operator and reduc e operator fatigue. When doing the se mi auto diggig operations, refer to the section of "DIGGING OPERATIONS (PAGE 3-1 27)" in the chapter, "WORK P OSSIBLE USING WHEEL LO ADER (PAGE 3-127)". SEMI AUTO DIGG ING SWITCH he semi auto digging ON or OFF. mode This switch turns t he semi auto diggin g ON or OF Position (a): HARD The b Use th ucket tilt actuation i s controlled intermittently is mode when handling heavy load material Position (b): SOFT mode The b Use t light lo ucket tilt actuation i s controlled continuously.
his mode when handling crushed rock or oth ad materials. uto digging is switched OFF N position: Semi a In positions (a) and (b), the pilot lamp inside the s witch lights up