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Carrier 50RHE006-060 specifications Copyright 2004 Carrier Corporation

Models: 50RHE006-060

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Copyright 2004 Carrier Corporation

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Book	1	4	Catalog No. 005-00042	Printed in U.S.A.	Form 50RHE-C1SI	Pg 30	2-04	Replaces: New
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Carrier 50RHE006-060 specifications Copyright 2004 Carrier Corporation

Contents

Installation, Start-Up,and Service Instructions CONTENTSSAFETY CONSIDERATIONS StepINSTALLATION GENERALDO NOT store or install units in corrosive environments or in locations subject to temperature or humidity extremes e.g., attics, garages, rooftops, etc.. Corrosive conditions and high temperature or humidity can significantly reduce performance, reliability, and service life. Always move units in an upright position. Tilting units on their sides may cause equipment damage Fig. 1 - 50RHE Dimensional Data LEFT RETURNRIGHT RETURN Fig. 2 - Typical Installation - 50RHE Units UNIT HANGER ISOLATION DETAILUnits are for indoor use only Fig. 6 - Horizontal Unit Pitch Factory InstalledFig. 5 - Horizontal Hanger Bracket Fig. 7 - Trap Condensate DrainFig. 8 - Typical Ground-WaterPiping Installation Step 8 - Electrical Wiring Table 2 - Water Quality GuidelinesPage Page Alarm Relay Contacts Page Fig. 13 - 50RHE Typical Single-PhaseLine Voltage Power ConnectionTable 3 - Electrical Data Fig. 14 - 50RHE Blower Speed Selection Table 4 - 50RHE Blower PerformanceFig. 15 - Low Voltage Field Wiring Step 9 - Low Voltage Wiring See FigPRE-START-UP Fig. 17 - Typical D Control Accessory WiringC Control Jumper Settings See Fig. 9 and D Control Jumper Settings See Fig. 11 andFIELD SELECTABLE INPUTS Operating Limits D Control Accessory Relay ConfigurationsSTART-UP Table 5 - DIP Switch Block S2Table 8 - Water Temperature Change Unit Start-UpCooling ModeUnit Start-UpHeating Mode Through Heat ExchangerTable 10 - 50RHE Coaxial Water Pressure Drop Units with Aquazone Deluxe D Control OPERATIONUnits with Aquazone Complete C Control Table 11 - Approximate Fluid Volume LFault Descriptions SYSTEM TESTand Alarm Relay Operations Table 13 - C Control Current LED StatusSERVICE Fig. 18 - Gravity Flow Method Fig. 19 - Forced Circulation MethodAir Coil Fan Motor Removal TROUBLESHOOTING Fig. 20 and 21, and TableRefrigerant Charging Fig. 20 - Thermistor Nominal ResistanceTable 16 - Troubleshooting Table 16 - Troubleshooting cont Page Page Copyright 2004 Carrier Corporation 50RHE R-407CUNIT START-UPCHECKLIST I.PRE-START-UPII.START-UP FLOW RATE L/S HEATING CYCLE ANALYSISCOOLING CYCLE ANALYSIS TEMP. DIFF. DEG. C