Daikin UATYQ45ABAY1 [28/44] Condensate drain connections

Translation from original instructions

Installation manual

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UATYQ*Y1

Packaged Rooftop

4P522680-1

5.5 Condensate drain connections

Allunitsarettedwithacondensatecollectiontrayatthebaseofthennedairhandlingcoilforthepurposeof

collecting the condensate that forms during normal operation in cooling mode.

Unitsoperatinginheatpumpmodealsohaveacondensatecollectiontraysituatedatthebaseofthesourcenned

coil for the purpose of collecting the condensate that forms during operation in heating mode and the water that forms

from frost during the defrost cycles.

The condensate collection trays are provided with a hose for conveying the water that is generated.

5.5.1 Condensate drain of the internal air coil

The condensate collection tray is provided with a male R 1" threaded pipe for connection.

Fig. 9 Connection to the condensate collection tray

The discharge pipe must always have a syphon at least 100 mm deep to prevent outside air from being sucked in

through it.

It is good practice to make a syphon straight after the connection to the tray.

Thepipedrainingthecondensatemustneverbeconnectedtowastewaterdrainsorrun-o󰀨waterdrains,onlyto

rainwater systems to prevent any foul smelling gases from being sucked back.

5.5.2 Condensate drain of the external air coil

ThecondensatecollectiontrayisprovidedwithamaleR3/4"threadedpipeforconnection.

Fig. 10 Connection to the condensate collection tray

The condensate drain of the external air coil can be left free.

Anycondensatepipeworkconnectedtotheunitmustbeprotectedfromfreezing.