Carrier 42GW L010122H22, Via R. Sanzio, 9 20058 Villasanta MI Italy Tel /3636.1

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L010122H22 - 0405

The manufacturer reserves the right to change any product specifications without notice.
Order No. 14207-74M10, April 2005. Supersedes Order No. 14207-74M10, December 2004.	Printed in Italy

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Contents 42GW Contents 42 GW Hydronic Global Cassette Fan Coil Units004 008 Dimensions and weights42GW 42GW 012 016Technical data General Information Unit installationChoosing the installation site Positions to avoidAvoid Installation InstallationPrior to installation Only restrict the air outlets as indicated in the drawingCondensate drain pipe Installation of grille/frame assembly Water connectionsUse the screws supplied to fix the frame in position Motorized valve and control Mod GWWater connection Electrical wiringOperation of the thermo-electric valve ON-OFF valvesElectrical connections Standard version unit Control panelImportant for units with electric heaters Wiring diagram legendConnections Cables colourSupply Wiring diagram, standard version unitElectric heater Valves connectionAir distribution to adjacent room Air intake grille49 105 Fresh air intakeWinter operation diagram with fresh air intake Fresh air renewalConditioned air supply to an adjacent room Maintenance and owners guide Guide for the ownerL010122H22 Via R. Sanzio, 9 20058 Villasanta MI Italy Tel /3636.1