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07-24

BOOMEXTENDING

a) Makesuretheseatoccupiedandactivatethepedaltoextendtheboom.

Figure07 – 19 Extend/RetractPedalForward

Onlywhentheoperator’sseatisoccupiedandtheicononthedisplaylightsup,canthe

joysticksinitiatevariousmovement.

b) Tilt the pedal forward to extend the boom. If telescoping cylinder I is

activated,telescopicsection1extends.WhencylinderIisfullyextended,LMIwill

alarm.PushbuttononLMI tochange tocylinder II.Thetelescopicsections2,3

and4moveoutatthesametime;

Fig.07-20

c) Aftertheboomextendstorequiredposition,slowlytiltthepedalbackwardtoneutral

position;

Caution

Ifthehookblockcontactstheanti-twoblockweightduringboomtelescoping,

acoustic/visualwarningwillbesentoutandthemovement “Boomextending” is

switchedoff.Payoutthehoistropealittleiftheboomisstillneededtobeextended.

Duringcommissioningormaintenance,theswitch-offcanbebypassedbythe

bypasskeyswitch.However,theoperationshouldbecarriedoutwithmaximum

caretopreventaccidents.

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