Carrier 40WAW Installation Instructions Manual

Also see for 40WAU Series: Installation and maintenance instructions

Contents

installation instructions

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Catalog No. 04-53400011-01 Printed in U.S.A. Form 40W-3SI Pg 1 6-15 Replaces: NewInstallation InstructionsPart Number 40WA900011CONTENTSPageSAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1,2INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4Piping to Indoor and Outdoor Units. . . . . . . . . . . . . . . 2• CONNECTING PIPINGDrain Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2• ROTATING DRAIN CONNECTIONSAFETY CONSIDERATIONSRead and follow manufacturer instructions carefully. Fol-low all local electrical codes during installation. All wiringmust conform to local and national electrical codes. Improperwiring or installation may damage thermostat.Understand the signal words — DANGER, WARNING,and CAUTION. DANGER identifies the most serious hazardswhich will result in severe personal injury or death.WARNING signifies hazards that could result in personalinjury or death. CAUTION is used to identify unsafe practices,which would result in minor personal injury or product andproperty damage.Recognize safety information. This is the safety-alertsymbol ( ). When this symbol is displayed on the unit and ininstructions or manuals, be alert to the potential for personalinjury. Installing, starting up, and servicing equipment can behazardous due to system pressure, electrical components, andequipment location.GENERALThe branch box accessory for the mini VRF (variable refrig-erant flow) system allows the connection of multiple indoorunits to an outdoor unit. Each branch box allows 4 indoor unitconnections. The accessory is available for use with the miniVRF (variable refrigerant flow) system units listed in Table 1.See Fig. 1 for branch box dimensions. Figure 2 shows an ex-ample installation.Table 1 — Branch Box Accessory UsageINDOOR UNIT SIZES40WAC Compact Cassette 007,009,012,01540WAF 4-Way Cassette 009,012,015,018,024,030,04840WAW High Wall 007,009,012,015,018,02440WAD Ducted 007,009,012,015,018,02440WAH High Static 024,030,036,04840WAU Under Ceiling/Floor 012,018,024,030,036,04840WAV Vertical 018,024,030,036,048OUTDOOR UNIT SIZES38WAH 036,04871113 ½1016½¼a40-17725 83 82 916 2 916 2 91671615 165 89 31612 31615 16517161 8Fig. 1 — Branch Box DimensionsNOTE: All dimensions shownin inches.40WAC,WAF,WAW,WAD,WAH,WAU,WAVMini VRF (Variable Refrigerant Flow) SystemBranch Box Accessory

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