Thermostat locking
Hold key for 15 seconds. Release the key after you hear a
beep. Symbol indicates locked room unit. To unlock the ST2,
again hold key for 15 seconds.
ST2 locking is setted in service group S1.9 (page 24).
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Manual d. h. w. warming activation
Hold key for 5 seconds. Release the key after you hear a beep.
Manual domestic hot warming is automatically deactivated,
when requested d. h. w. temperature is reached or at the
latest after 1 hour.
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We suggest you, to run the anti-legionaries program once in
a week during night time.
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USER MANUAL
17
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