Phoenix Contact RFC 4072S, User Manual, Page: 155 / 272

Maintenance, replacement, firmware update, repair, decommissioning, and disposal
108580_en_02 PHOENIX CONTACT
155 / 272
6 Maintenance, replacement, firmware update, repair,
decommissioning, and disposal
6.1 Maintenance
The RFC 4072S does not require maintenance.
The RFC 4072S does not require repeat testing during mission time.
6.2 Caring for the display
– To clean the display, wipe gently using a soft absorbent cotton cloth soaked in ethanol.
– Avoid scratches on the display by wiping horizontally or vertically instead of with circular
movements.
6.3 Replacing the RFC 4072S
To replace the RFC 4072S, proceed as described in Section “Replacing the RFC 4072S”
on page 77 .
NOTE: Damage to the display
Do not use harmful chemicals when cleaning the display surface, such as acetone, tolu-
ene, or isopropyl alcohol.