Case 1121F - Every 2000 hours - Hydraulic oil and filter

7-MAINTENANCE
Every2000hours
Hydraulicoilandlter[60636640]
WARNING
Pressurizedhydraulicuidcanpenetratetheskinandcausesevereinjuries.
Hydraulicuidisunderextremepressure.Restthebucketorattachmentontheground.Shutthe
engineoff,turnthekeyon,andmovethehydrauliccontrolleverthroughallmovementsseveraltimes
torelieveresidualpressureinthesystem.
Failuretocomplycouldresultindeathorseriousinjury.
W0161A
Changethehydraulicoilevery2000hoursofoperation.Changehydraulicoilmorefrequentlywhenoperatingcondi-
tionsaresevere.
Prioroperation:
Keepallnon-authorizedpersonnelclearofthearea.Parkthemachineonarm,levelsurface,lowerbucket/attach-
menttothegroundandapplytheparkingbrake.
Servicespecications
Type
AkcelaHydraulicexcavatoruid
1021FTotalsystemcapacity
250l(66USgal)
1121FT otalsystemcapacity
250l(66USgal)
1.Stoptheengine.PutaDoNotOperatetagonthe
steeringwheelorkeyswitch.
2.Placethetransport/servicelinkintothelockpositionto
preventunexpectedarticulation.
3.Makesuretheaccumulatorsarecompletelydischarged
bypushingdownonthebrakepedalaminimumof30
times.
4.Releasepressureinridecontrolaccumulators,if
equipped.T orealeaseridecontrolaccumulators,ac-
cessbleedscrewinridecontrolvalve.Bleedpressure
fromaccumulators.
5.WiththeignitionkeyintheONposition,cyclethe
bucket/attachmentcontrolleversrepeatedlythrough
theircompleterangeofmotionforatleast30s.
6.Movethehydrauliccontrollertotheoatpositionand
turnthekeyoff.
RCPH11WHL039AAH1
7.Openthehydraulicreservoirdrainandusingthepro-
videddrainhose,drainthehydraulicoilintoasuitable
container.
RCPH11WHL263AAH2
7-74