Case 1121F - Page 168

4-OPERATINGINSTRUCTIONS
POWERINCH(5-speedtransmission)
POWERINCHadjuststheclutchcut-offpointdepending
ontransmissionoutputtorqueandbrakepressure.Itcon-
trolsthevehicle’stractiveforcethroughthebrakepedal,
regardlessofenginespeed.POWERINCHisadriveline
managementsystemwhichimprovestheoperationofthe
wheelloader,makingitidealforloadingtrucksorturning
tightcorners.Atfullhydraulicperformance,thetractive
forceneededtomovethevehicleislimitedtothemin-
imumrequiredinsteadofthemaximumavailable.This
principlereducespowerlossinthetorqueconverterand
energylossintheaxleservicebrake.Itwillaidproductiv-
ity,asmorepowerisavailableforthevehiclehydraulics
andthedriverisguaranteedsmoothcontrolathighengine
andlowdrivingspeeds.Itwillimproveoverallhandlingas
well.
RCPH10WHL369BAH11
Declutch(4-speedtransmission)
Thedeclutchswitchwilldisengagethetransmission
whenmaximumpowerisneededfortheloader.The
transmissiondeclutchisactivatedbybrakepressure.A
higherbrakepressuretoactivatethedeclutchfunction
isdesirablewhenoperatingoninclines.Higherbrake
pressureistheresultofincreasingbrakepedaltravel.
Alowerbrakepressuretoactivatethedeclutchfunction
isdesirablewhenoperatingonrm,atterrain.Lower
brakepressureistheresultoflimitedbrakepedaltravel.
Pushthedeclutchswitchonsideconsoletoactivatethe
declutchfunction.T omakeadjustmentstothedeclutch
pressure,seeChapter7,MaintenanceandLubrication.
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