Carrier 42VMC L010125H33, Via R. Sanzio, 9 20058 Villasanta MI Italy Tel /3636.1

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L010125H33 - 0402

The manufacturer reserves the right to change any product specifications without notice.

Order No. 14489-74, April 2002. Supersedes Order No. 14489-74, January 2002.

Printed in Italy

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Contents 42VMC Contents 42VMCDimensions and weights Minimum clearances mm Dimensions and weightsMinimum clearances Table I Nominal dataTable II Material supplied ConnectionsTable III Operating limits Unit installation Choosing the installation siteGeneral information Positions to avoid42VMC Installation Ceiling installationInstallation Vertical wall-mountingFor horizontal installation For vertical installationRefrigerant connections Flaring the end of the tubingConnection to the unit CheckControl and safety devices Electrical connectionsJumper positioning Make refrigerant connections before electrical connections42VMC 009, 012 Electrical connections Cooling only42VMC 018 N Y O W2 50Hz~ Electrical connections Heat pumpY O W2 S R C Y O W2 S System configuration System configurationCooling only configuration of the system Cooling only configuration of the remote controllerFault code Table VI Fault codeTable VII Accessories Description Part number Operating testAir delivery and fresh air renewal Fresh air renewalL010125H33 Via R. Sanzio, 9 20058 Villasanta MI Italy Tel /3636.1