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TROUBLESHOOTING
COMMUNICATION ERROR
RMU S40 has lost contact with the main product.
Wireless connection
•
Check that the distance between the main product and
RMU S40 is not too great.
•
If the communication is weak between the main product
and an accessory in a zone, a repeater (RPP 10) may need
to be installed to amplify the signal between the zones.
Wired connection
•
Check that the cable is correctly connected between
RMU S40 and the main product.
•
Check that the addresses in the room unit's "Installation"
menu and the main product's 7.2.1 menu correspond.
THE DISPLAY IS OFF
No information is visible on the display.
•
Check that the screensaver is active by pressing the
screen.
•
Check that the On/Off button is set to On.
•
Check that the cable is correctly connected between
RMU S40 and the main product.
•
If RMU S40 is set to "Night mode", the display is off. (See
Menu 1 – Night mode.)
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NIBE RMU S40 | EN
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