3-CONTROLSANDINSTRUMENTS
Pattern:SAEtype
Left-handcontrollever:
1.Theboomlowers.
2.Theboomraises.
3.Theupperstructureswingstotheleft–handside.
4.Theupperstructureswingstotheright–handside.
NOTE:themovementspeedofthearmoroftheswing
dependsonthecontrollevertiltangle.Intheintermediate
positiontwomovementscanbeobtainedsimultaneously.
NOTE:whentheupperstructureswingcontrolisre-
leased,theupperstructuremaycontinuetorotatedueto
theforceofinertia.Inthisevent,makeallowanceforthe
extramovementbyreleasingthecontrolslightlyearlier.
SMIL16MEX3077AB7
SMIL16MEX1462AB8
SMIL18MEX0126AB9
3-8