h16tp(x - AJ Maskin AS

Repair manual10.1.3 -Travel systemANOMALY PROBABLE CAUSE SOLUTIONNo machine travel movementOnly travel micro-speedremains available on themachine, regardless of thespeed selectedMachine travel speed doesnot correspond to the selectorSudden stop of travel duringa platform lifting operationNo differential blockingduring action on switch SA3• Connectors disconnected• Manipulator HM4 defective• Wiring harness defective• Electronic module U1 defective• Coils of electrovalve YV6 or YV7 defective• Electrovalves YV6 or YV7 defectives• Machine unfolded• Contactors SQ2, SQ3, SQ4 incorrectly setor defective• Wiring harness defective• Electronic module U1 defective• Printed circuit defective• Electrovalve YV8, YV10, YV12 orYV17defective• Coil of electrovalve YV8, YV10 or YV12 defective• Wiring harness defective• Printed circuit defective• Speed selector SA11 defective• Electronic module U1 defective• Contactors SQ3, SQ4, SQ2 incorrectly setor defective• Wiring harness defective• Electronic module U1 defective• Switch SA3 or SA11 defective• Electronic module U1 defective• Wiring harness defective• Contactors SQ3, SQ9, SQ2 incorrectly setor defective• Printed circuit defective• Coils of electrovalves YV9 or YV13defective• Electrovalves YV9 or YV13 defectiveFiche DP032Fiche DP056Fiche DP034Fiche DP058Fiche DP036No grip on a drive wheel • Insufficient load on one wheel • Act on the blocking button71