8. Troubleshooting
The guidelines below might help to solve your problem. If you
cannot remedy the problem, consult your installer.
8.1.
No readings on the LCD (display blank)
Batteries are empty. Replace batteries. Refer to "Replacing
batteries" on page 21.
8.2.
Buttons on front cover do not react
M
If
is flashing when pressing a button on the front cover it
means the key lock is activated. Press
time to deactivate it.
8.3.
Thermostat does not initiate cooling or heating
demand according to setpoint
Verify if the floor protection function is active (the icon
flashing).
Verify if the dew prevention function is active (the icon
flashing).
Verify if the receiver is in thermostat mode and not in manual
mode by checking if the k LED is off.
8.4.
Schedule timer starts up too early
The schedule timer by default starts up in advance, trying to
reach the programmed setpoint at the programmed time. If
desired, disable this function by means of code
menu.
8.5.
Clock and date are flashing on the thermostat LCD
The clock and date are flashing before first use or after
replacement of batteries. Set clock and date as described in
"Setting the clock and date" on page 6.
8.6.
User-defined schedule does not react
The
code was modified after programming the user-defined
schedules. Re-program the schedules as described in "Setting
up a user-defined schedule" on page 13.
Operation manual
19
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RKRTR + EKRTETS
Room thermostat
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