USER MANUAL DV WITH CONTROLLER VERSION 1.01.13 90925372

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54
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Function Maintenance Number
peryear
Dampers Testtheoperation. 1
Visualinspectionofsealsandtightnesswhenclosed. 1
Hotwatercoils
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Checkthedirtaccumulationandclean,ifneeded.
Coilsmayonlybecleanedbygentlevacuumcleaningorby
gentleblowingofcompressedair.Coilsmayonlybecleanedby
high‐pressurewaterifitisoneoftheveryfewspecialbatteries
thatareorderedand
builtforthis.
1
Bleeding,ifneeded. 1
Testoffrostprotectionsequence 1
Testofcirkulationpump 1
Electricheating Checkdirtaccumulationandclean,ifneeded. 1
Testthefunctionofthesystemwiththefusesforthesafety. 1
Coolingcoils Checkdirtaccumulationandclean,ifneeded.
Coilsmayonlybecleanedbygentlevacuumcleaningorby
gentleblowingofcompressedair.Coilsmayonlybecleanedby
high‐pressurewaterifitisoneoftheveryfewspecialbatteries
thatareorderedandbuiltforthis.

1
Testthefrostprotection(glycol) 1
Heatpumpunit Mandatoryannualcontroloftheheatpumpsystem.Mustbe
donebycertifiedtechnicianfromacertifiedcompany.
1
Condensatedrain Cleaningoftray,watertrapandoutlet.Checktheelectrical
heatingbetweeninsulationandpipes,ifinstalled.
1
Saving‐andcomfort
functions
TestofCO2sensor,humiditysensor,motionsensor,pressure
transmittersforaircapacitycontrol,extendedoperationvia
button,coolingrecovery,freecooling
1
Firealarm Testofthermostats,smokedetectorsandfiredetection
systems
1
Batteryincontroller Changethebatteryondemandbyalarminthedisplayand
alwayschangethebatteryasaminimumevery5.Year.
1
Remotecontrol TestofCommunications. 1
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