JLG X20JPLUS - Five-Yearly Inspection

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MUX20JP021602
BoomLiftModels X20JPLUS
8 Activatethemovementoftheextendiblearmsseveraltimesandcheckthatthe
residualloadsontheropesare10Nm.
9 Thisprocedurecouldrequireseveralattemptsbeforeitiscompletedcorrectly.
10 Theadjustmentiscorrectwhentheropesdonotemitanynoiseduringex‐
tensionorreturnandth
etorquevalueprescribedisreachedonallofthero‐
pes.
11 Oncecalibrationhasbeen concluded,tightenthecounternutsandre‐mount
thesump.
12.15.4.Five‐yearlyinspection
Thereplacementofthecablesandpulleysisadvisableevery5years ,eveninshor‐
tertimeaccordingtotheworkinghours.
Furtherinspectionsoftheextensionsys
temarerequiredinthefollowingsitua‐
tions:
•Machineexposedtoextremeenvironmentalconditions(forexamplelowtem‐
peratures,seaenvironments,etc.).
• Incorrectmovementofthearmsornoisescausedbythemovementoftheex‐
tensions.
•Unusedmachineforlongperiods.
•Overloadedmachineorsubjecttocollisions.
•Machinesubjecttoshor
tcircuit,theropescouldbedamagedinternally.
Fig.172 Exitropesnuts
fixing
Fig.173 Ropesterminal Fig.174 Tensionropesre‐
gulation
Donotsubjecttheropestotorsion.