norbar TWC 400 AUTO Operator's Manual

Contents

norbar TWC 400 AUTO Operator's Manual Manual pdf 78 page image

76TROUBLE SHOOTINGThe following is only a guide, for more complex fault diagnoses please contact Norbar or a Norbar distributor.Problem Likely Reason Likely SolutionsNo DisplayNo mains power Check electrical mains power is workingExternal fuse or circuit breakerhas operated Check fuse or circuit breakerExternal RCD has operated Check for faults then reset the RCDTool output does not rotatewhen trigger is pressedTool is on tight fastener Remove from fastenerCheck correct setting of tool directionTool is off Ensure tool is ON (display lit)Tool is in set up mode Exit set up to return to operate modeOutput drive square sheared See MAINTENANCE section to replacedrive squareGear train or motor is damaged Contact NorbarNo displayNo mains power Check mains supplyFuse in mains plug blown Replace fuseA value of 2A is recommendedTouch screen not poweredThe USB power plug of the screenplugged into one of the different USBconnectors (these do not have poweroutput), must be in designated screenconnectorMotor not runningMotor not connected Connect both cablesSystem initially turned on Press ‘Motor Enable’ pushbuttonEmergency stop pressedRemove hazardRelease emergency stop buttonPress ‘Motor Enable’ pushbuttonMotor failed Release torque with Manual Drive GearOvertorque detected /Overload protectionactivated / End of rig traveltrippedTorque wrench click notdetectedCheck wrench is not faultyRemove overtorque (if needed useManual Drive Gear)Press ‘Motor Enable’ pushbuttonOvertemperatureEnsure fan grills are clear ofobstructions. Ensure fanworkingOnce cooled down and there is nowarning message carry on using itOther Return to Norbar for repairGLOSSARY OF TERMSWord or Term MeaningA Ampsa.c. Alternating CurrentFMT Flange Mounted TransducerPro-Test Professional Torque TesterRCDResidual Current Device, for disconnecting the electrical supply in the case of a fault; soprotecting the operator.A device with a trip value of 30mA or less is recommended.Target The Torque that the wrench set to achieve.STB Static Torque BlockTWC Torque Wrench CalibratorV Volts

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