general recommendations - safety - AJ Maskin AS
general recommendations - safety - AJ Maskin AS
general recommendations - safety - AJ Maskin AS
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SHEET DP011FAILURE DETECTION FLOW CHARTHIGH SPEED UNAVAILBLEBELOW 1.5M OR 4FT92INSheet 1/2High speed unavailable below 1.5mor 4ft 92 inDisconnect the connector of electrovalveYV3. Request a high speed travelmovement and check for 24V on thedisconnected wiring harness connector24V presentNOYESCheck electric continuity of the coil ofelectrovalve YV3Check for 24V between terminals (7)and (34) of the speed variator U1ContinuityOKNOReplace the coil ofelectrovalve YV3See SHEET C007YESNO24V presentYESReplace the wiring harnessbetween electrovalve YV3 andspeed variator U1ENDDisconnect the connector ofelectrovalve YV4.Request a high speed travelmovement and check for 24V onthe disconnected wiring harnessconnector24V presentYESNOENDCheck for 24V betweenterminals (6) and (34) ofspeed variator U1Check electriccontinuity of the coil ofelectrovalve YV4NO24V presentYESReplace the coil ofelectrovalve YV4NO Continuity OKSee SHEETYESC007Replace the wiring harnessbetween electrovalve YV3and speed variator U1BENDCBEND
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