EEC Ltd carry out fault finding and error diagnoses on DRO, TNC and CNC devices. We initiate a visit by arming ourselves with information about the device and wiring requirement. Here are a few examples of HEIDENHAIN faulting finding and error diagnoses.
Encoder error message – C310 Z1 track Y error Heidenhain ERN 1387 error
Spindle Drive – Heidenhain UM113D details required for quoting Service Exchange
Customer purchased a new repaired Siemens ER module, turned out to be faulty from purchased, oops
Siemens ER module dip switch setting for running the spindle
600VDC DIN rail fuses are still intact
Bridgeport VMC600 1997 with Heidenhain TNC 370 control & Siemens ER module and drives. ER module failing when hot – Dorset.
Oldie but a goodie ER module and drives
Heidenhain NC software eprom chips with a non-volatile memory (the brains behind the control)
Heidenhain LE 426PB old style “gold box type”
Heidenhain TNC 620 Hard disc drive, photos for info
Heidenhain TNC 620 MC unit with SIK card HSCI system
Heidenhain UE 210B inverter details, suspected fault from the customer
Heidenhain i530 Inverter, drives and control Bridgeport VMC rack inside the machine electrical cabinet
Heidenhain i530 control MC 422B information label MIKRON 5 axis machine in Hampshire
Heidenhain Control in the rack – MC unit fault finding Bridgeport 3 axis VMC with Heidenhain i530 control
Faulty Inverter details – Heidenhain UEC compact inverter with CC unit built in
Difficult to find sometimes – The Heidenhain black details label can be difficult to find and see sometimes, it is there !
Details required – Suspected UE 240B Heidenhain Inverter details, its all about the Id.No’ s
Cooling fan – just checking the cooling fan is drawing air through the Heidenhain UM drive
Contaminated drive – Signs of a contaminated Heidenhain UM axis drive due to lack of maintenance with door filters
3 phase input – Input 3 phase to Siemens ER module used with Siemens drives, fault finding older Bridgeport VMC.