Daikin UATYQ25ABAY1 [20/44] Programmable control

Daikin UATYQ20ABAY1 [20/44] Programmable control
Translation from original instructions
Installation manual
20
We reserve the right to make changes without any prior notice.
UATYQ*Y1
Packaged Rooftop
4P522680-1
4.7.6 Programmable control
Forsomecongurationsandfunctionalities,aprogrammablecontrolisused.
Thegureshowsthemainscreen.
Fig. 5 Programmable control display
From the main screen, the "Prg" button is pressed to access the "Q0" screen of the "Menu" branch.
4.7.6.1 Switchingtheuniton/o󰀨
Toswitchtheunitonoro󰀨,fromthe"Q0"screenofthe"Menu"branch,scrollthevariousselectionsofthebranches
usingthearrowbuttonsuntiltheunit"On/O󰀨"selectionappearshighlighted.
Conrmwiththe"enter"buttontoaccessthe"N0"screenwheretheoperatingstateoftheunitisshownwiththe
instruction for changing it.
The unit can be switched on from the keypad depending on whether all the other OK signal inputs for starting are
closed/enabled.
Theunitcanalwaysbeswitchedo󰀨fromthekeypad.
4.7.6.2 Changing from cooling to heating and vice versa
Thechangeofoperationcantakeplaceinoneofthefollowingthreeways,accordingtotheprogrammingrequired
by the customer:
- automatically as the temperature changes in the environment to be controlled;
- manually using the keypad or by remote management;
- by means of the digital input.
When the change is made from the keypad, from the "Q0" screen of the "Menu" branch, scroll the various selections
ofthebranchesusingthearrowbuttonsuntilthe"Sum/Win"selectionappearshighlighted.
Conrmwiththe"enter"buttontoaccessthe"R0"screenwheretheoperatingstateoftheunitisshownwiththe
instruction for changing it.
4.7.6.3 Displaying and changing the operating set points
From the "Q0" screen of the "menu" branch, scroll the various selections of the branches using the arrow buttons
until "Setpoint" appears highlighted. Inside the "Setpoint" loop, there are screens where the various set points can be
changed within factory-set limits.
Conrmwiththe"enter"buttontoaccessthe"S0"screen,wherethecoolingtemperaturesetpointisshown,andto
positionthecursoratthetopleft.The"enter"buttonisusedtoaccesstheeldforchangingthevalue,whichcanbe
doneusingthe"arrow"buttons.Pressthe"enter"buttonagaintoconrmthesetvalueandreturnthecursortothe
top left.
When the cursor is at the top left of the screen, the down arrow button is used to go to the "S1" screen where the
heating temperature set point is shown.
The"enter"and"arrow"buttonscanalsobeusedinthesamewaytochangeandconrmthevalueofthesetpoint
shown in the screen and move on to the next one.
Theotherscreensthatcanbeaccessedifincludedinthecongurationoftheunit,arethe"S5"and"S7"screensfor
theairowratesetpoints.

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