X-Press
Operating Instructions
32
Regularly examine hub caps,
seals and pivot bolts and all
tracking bolts for tightness and
effectiveness twice weekly or
every50workinghours(whichever
ismorefrequent).
5. Servicing and
Maintenance
Followthesafetyinstructionsfor
servicingandmaintenance.
5.1 Servicing
Your machine has been designed and
constructed for maximum performance,
operational efficiency and operator
friendlinessunderawidevarietyofoperating
conditions.
Prior to delivery, your machine has been
checkedatthefactoryandbyyourauthorised
dealertoensurethatyoureceiveamachine
inoptimumcondition.
To ensure trouble-free operation,
it is important that servicing and
maintenanceworkisperformedat
therecommendedintervals.
5.2 Cleaning
In order to ensure that the machine is
alwaysinoperatingconditionandtoachieve
optimumperformance,performthecleaning
andservicingworkatregularintervals.
Avoidcleaningtheroll/discbearingswith
ahigh-pressurehoseoradirectwaterjet.
Thehousing,screwedconnectionsandball
bearingsarenotwatertight.
5.3 Disc Hub
Maintenance
Greaseeverydischubuntilgrease
showsfromthesealsaccordingto
the lubricating intervals outlined
onpage36.
Check disc hubs regularly for
tightness.
Fig. 5.01: Checking Disc Bearing Adjustment
1 Ensurethatthebearingsealisinthe
correct orientation when replacing /
assemblingcomponents.
2 Ensurethatthestubaxleisfreefrom
dirtandthenutandouterbearingcan
easilyslideonit.
3 Tighten the crown nut with a hand
spanner (a torque wrench is not
required) while turning the hub
clockwise until the bearing drags
slightly (you feel the hub turning
heavily).Someresistancewillbedue
tofrictionfromtheseal.
4 Turn back the crown nut to the next
lockingposition.Evenifthetightening
ofthenuthasreachedanexactxing
position,turnitback.
5 Inserttheretainingpin.
6 Trytoshake/rocktheouteredgeofthe
hub/spindle:play of 0.1/ 0.2mm will
not reduce the bearings’ life and, in
addition,preventsoverheating.Ifthe
adjustmentiscorrectthehubshould
turnfreelywiththeonlyfrictionbeing
fromtheseal.
5.3.1 Tightening Disc Hubs
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5.ServicingandMaintenance