33
Rotatetheboomclockwiseapprox.20°from
rearcenterandraisetheboomuptoapprox.
30°fromhorizontal.
Result:theoscillationaxlesshouldbelocked.
Traveltheleftsteertireupontoa10cmblock
orcurb.
Result:themachinechassisshouldbetilted.
10cm
Oscillationaxle
locked
Unlocked
M19CL12-1
Fig.6‒7
Positiontheboomrearcenterwhileintilt
positionandthenoperatethetravelfunction.
Result:theoscillationaxlesshouldunlockand
themachinechassisshouldbeinlevel.
Traveltogetofftheblockorcurb.
Rotatetheboomcounterclockwiseapprox.
20°fromrearcenterandraisetheboomupto
approx.30°fromhorizontal.
Result:theoscillationaxlesshouldbelocked.
Traveltherightsteertireupontoa10cmblock
orcurb.
Result:themachinechassisshouldbetilted.
Positiontheboomrearcenterwhileintilt
positionandthenoperatethetravelfunction.
Result:theoscillationaxlesshouldunlockand
themachinechassisshouldbeinlevel.
Traveltogetofftheblockorcurb.
Rotatetheboomclockwiseapprox.20°from
rearcenterandraisetheboomuptoapprox.
30°fromhorizontal.
Result:theoscillationaxlesshouldbelocked.
Traveltheleftsteertireupontoa10cmblock
orcurb.
Result:themachinechassisshouldbetilted.
Positiontheboomhorizontalwhileintilt
positionandthenoperatethetravelfunction.
Result:theoscillationaxlesshouldunlockand
themachinechassisshouldbeinlevel.
Traveltogetofftheblockorcurb.
Rotatetheboomclockwiseapprox.20°from
rearcenterandextendtheboomapprox.1m.
Theoscillationaxlesshouldbelocked.
Traveltheleftsteertireupontoa10cmblock
orcurb.
Result:themachinechassisshouldbetilted.
Retracttheboomfullywhileintiltpositionand
thenoperatethetravelfunction.
Result:theoscillationaxlesshouldunlockand
themachinechassisshouldbeinlevel.
Traveltogetofftheblockorcurb.
2‒7 LastCheck
Retracttheboomfullyandlowertheboom
fully.
Putthemachineonafirm,levelsurfaceand
turnthekeyswitchto“ ”(OFF)toshutdown
theengine.
Circlethemachineandcheckvisuallythatthere
arenooilleaks.
Thepre-operationcheckisnowcomplete.