Management Of Maintenance Document; Maintenance Record - Mitsubishi Electric FATEC FR-A800 Manual

1
IMPORTANCE OF PRODUCTIVE MAINTENANCE
1.4

Management of maintenance document

To repair a failure in a short time, the documents as listed below must be arranged and managed.
Category
System-specific documents
General documents
1.5

Maintenance record

After repairing, the maintenance record below must be managed to refer to a maintenance.
Record item
Status of errors and failures
Stop period of the system
Effect of the accident
Cause
Repair method
Recurrence prevention
Failure record
Person in charge
1.4 Management of maintenance document
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Table 1.2 Management of maintenance document
Name
System/control
specification
Electric wiring diagrams
Equipment layout
diagrams
List of the used hardware
Instruction manual of the
control target and
Maintenance inspection
manual
Catalog of the used
hardware
Instruction manual and
technical information of
the used hardware
Table 1.3 Maintenance record to manage
Status of apparatus/equipment name, phenomenon, and circumstances
Occurrence time and stop period
Effect of amount of loss, loss time, and influence
Method to find cause and cause including estimation
Method of replacement, repair, and others
Recurrence prevention method of similar failure and lessons
Record of cause, measure, and others
Description
The functions and operations of the corresponding system/control
are described.
(Operation sequence/timing, operational conditions, and operation
procedure)
Schematic diagrams
(Power supply circuit, motor circuit, control circuit, operation circuit,
display circuit, and others)
Inter-device/inter-board connection diagrams (Cabling diagram and
earthing (grounding) cable diagram)
In-panel electrical equipment layout diagram, terminal block wire
number layout diagram, and connector pin connection assignment
table
(Diagrams which identify various instrument models name, wire
numbers, and others)
List of electrical equipment used in a system
(Model names and specifications of all electrical equipment such as
modules which comprise inverter system, peripheral devices,
electrical parts in enclosure, I/O devices, software packages, and
others)
For handling (operating) the control target and maintenance/
inspection
Provide model configurations, manufacturers, and others
For troubleshooting of hardware and software
Description