Mitsubishi Electric M80 Series Maintenance Manual page 69

M800/M80/E80 Series Maintenance Manual
2 Daily Maintenance and Periodic Maintenance
2Daily Maintenance and Periodic Maintenance
Maintenance is categorized into daily maintenance items (items to be carried at set intervals) and periodic maintenance
items (replacement of parts when life is reached).
Some parts may not function in a hardware manner when the life is reached, so these should be replaced before the life is
reached.
For details of the inspection and maintenance of the drive section, refer to the instruction manuals for each drive unit.
Class
Daily maintenance Touchscreen
Escutcheon
(display unit area,
keyboard etc.)
Periodic maintenance Battery
(lithium battery)
Note
(1) Replace the battery within one month after the alarm "Z52 Battery fault 0001" appears on the NC screen.
(2) The internal data may have been damaged if the alarm "Z52 Battery fault 0003" appears.
IB-1501273-F
Name Life
Cumulative data
holding time:
45,000 hours
42
Inspection/replacement
Accordingly (when poor sensitive or dirty)
Once/two months
(Accordingly when dirty)
When battery voltage drop caution alarm occurs
(Guideline: approx. 5 years)