Danfoss ECtemp 550 Посібник користувача - Сторінка 15
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ECtemp 550
2.5
Safety Lock
The safety lock is used for preventing undesirable changes
of the thermostat settings.
How to turn the safety lock on
1. Press and hold the button while turn-
ing it counter-clockwise until "COdE"
appears on the display. Then turn the
button clockwise to select "0033".
2. Press once to confirm and the safety
lock symbol appears on the display.
The safety lock is now on and the ther-
mostat settings cannot be operated
before the safety lock is switched off
again.
How to turn the safety lock off
1. Press and hold the button while turning it counter-
clockwise until "COdE" appears on the display.
2. Turn the button clockwise to select "0033".
User Guide
15