86
Troubleshooting
12:16VACUUMSWITCHSHORTED
TheerrorcodeisshowniftheinputVACUUMwasalreadyactivatedwhenaprogramwasstarted.
Theerrorcodeisresetfromthecontrolsystembyashortpressonthecontrolknob/startbutton.
Alongpressonthecontrolknob/startbuttonwillmakethecontrolsystemresetandongoing
programwillbeended.
Recommendedactions:
1.Checkthevacuumswitch/pressuresensor,harness,connectorsandfunctionsbyreadingthe
electricalschematicandbyusingtheSHOWINPUTSmenuwhenthemachineisinservicemode.
12:253JUMPER1
TheerrorcodeisshownifinputJUMPER1isnotactivated.
Jumpersareaby-passofinputsnotusedinthemachine.Howmanyjumpersusedisdependingon
conguration.Whenthejumperisrestoredtheerrorcodeisautomaticallyresetandtheongoing
programwillcontinue.Alongpressonthecontrolknob/startbuttonwillmakethecontrolsystem
resetandongoingprogramwillbeended.
Checktheharness,connectorsandfunctionsbyreadingtheelectricalschematicandbyusingthe
SHOWINPUTSmenuwhenthemachineisinservicemode.
12:254JUMPER2
TheerrorcodeisshownifinputJUMPER2isnotactivated.
Jumpersareaby-passofinputnotusedinthemachine.Howmanyjumpersusedisdepending
onconguration.
Whenthejumperisrestoredtheerrorcodeisautomaticallyresetandtheongoingprogramwill
continue.Alongpressonthecontrolknob/startbuttonwillmakethecontrolsystemresetand
ongoingprogramwillbeended.
Recommendedactions:
1.Checktheharness,connectorsandfunctionsbyreadingtheelectricalschematicandbyusing
theSHOWINPUTSmenuwhenthemachineisinservicemode.
12:255JUMPER3
TheerrorcodeisshownifinputJUMPER3isnotactivated.
Jumpersareaby-passofinputnotusedinthemachine.Howmanyjumpersusedisdepending
onconguration.
Whenthejumperisrestoredtheerrorcodeisautomaticallyresetandtheongoingprogramwill
continue.Alongpressonthecontrolknob/startbuttonwillmakethecontrolsystemresetand
ongoingprogramwillbeended.
Recommendedactions:
1.Checktheharness,connectorsandfunctionsbyreadingtheelectricalschematicandbyusing
theSHOWINPUTSmenuwhenthemachineisinservicemode.