Service - ABB REM 54 Series Technical Reference Manual

1MRS750915-MUM
6.
Machine Terminal
Technical Reference Manual, General

Service

When the machine terminal is used under the conditions specified in Section 5.2.1.
Technical data, it is practically maintenance-free. The machine terminal electronics
include no parts or components subject to abnormal physical or electrical wear under
normal operating conditions.
If the terminal fails in operation or if the operating values considerably differ from
those mentioned in the machine terminal specifications, the terminal should be
overhauled. Only personnel authorized by the manufacturer is allowed to carry out
repairs. Please contact the manufacturer or the nearest representative for further
information about checking, overhaul and recalibration of the terminal.
To achieve the best possible operation accuracy, all parts of the
machine terminal have been calibrated together. In the event of
malfunction, please consult your supplier.
If the protection relay is sent to the manufacturer, it has to be
carefully packed to prevent further damage to the device.
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