Carrier start-up and Instruction Manual

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 1

10Fig. 5 — 50RVC Dimensional DataNOTES:1. Condensate is 3/4-in. (19.1 mm) FPT.2. Filter bracket extending from unit 2.5-in. (6.4 cm). This bracket sho

11Access PanelsL Configuration - Top View-Left ReturnR Configuration - Top View-Right ReturnROPIsometricViewL Configuration - Left Return Left View- A

12Fig. 7 — 50RVS Dimensional DataNOTES:1. Condensate is 3/4-in. FPT and is switchable from side to front.2. Vertical unit shipped with filter bracket

133’ ServiceAccessAir Coil SideGFDKJL43215CAPTURSAir CoilCSPFrontBackFront-ViewBSPLeft Return -Air Coil Opening(Left Side View)Condensate3 / 4” FPT Le

14ReturnAirPowerThermostatWiringCompressorAccess Panel Balancing Valve (field installed and calibrated accessory)Field-suppliedstainless steelbraid h

15Step 4 — Mounting the UnitHORIZONTAL UNITS (50RHC,RHR,RHS) — Horizontal unitsshould be mounted using the factory-installed hangers. Properattachment

16VENTING — Install a vent in the condensate line of anyapplication that may allow dirt or air to collect in the line. Con-sider the following:• Alway

17Water Supply and Quantity — Check water supply. Watersupply should be plentiful and of good quality. See Table 4 forwater quality guidelines.In all

18Table 4 — Water Quality Guidelines*If the concentration of these corrosives exceeds the maximum allowable level, then the potential for serious corr

19AquazoneThermostatPMStg 1/Stg 2See Note 9*Optional wiring.AL — Alarm Relay ContactsBM — Blower MotorBMC — Blower Motor CapacitorBR — Blower RelayCAP

2Follow all safety codes. Wear safety glasses and workgloves. Use quenching cloth for brazing operations. Have fireextinguisher available. Read these

20AquazoneThermostatPMAL — Alarm Relay ContactsBM — Blower MotorBMC — Blower Motor CapacitorCB — Circuit BreakerCC — Compressor ContactorCO — Sensor,

21CONNECT THE BLUE WIRE TO:FAN MOTORMEDIUM FACTORY SETTINGH FOR HIGH SPEED FANM FOR MEDIUM SPEED FANL FOR LOW SPEED FANHMLBLUFig. 21 — 50RHC,RVC,RHR,R

22Table 5 — 50RHC,RVC Electrical DataLEGEND *041 in vertical only.NOTES:1. HACR circuit breaker in U.S.A. only.2. All fuses Class RK-5.50RHC,RVCUNITSV

23Table 6 — 50RHR,RVR Electrical DataLEGEND*Size 006 is available in 50RHR units only.50RHR,RVRUNITSVOLTS-PHASE60 HzVOLTAGEMIN/MAXCOMPRESSOR FANMOTORF

24Table 7 — 50RHS,RVS,RDS Electrical DataLEGEND50RHS,RVS,RDSUNITSVOLTS-PHASE60 HzVOLTAGEMIN/MAXCOMPRESSOR FANMOTORFLATOTALUNITFLAMINCIRCUITAMPMAXFUSE/

25Table 8 — 50RHC,RVC Blower PerformanceNOTES:1. Gray areas denote ESP (external static pressure) where operation is notrecommended.2. Units factory s

26Table 9 — 50RHR,RVR Blower PerformanceLEGEND*Size 006 available in 50RHR units only.NOTES:1. Units factory shipped on medium speed. Other speeds req

27Table 10 — 50RHS,RVS,RDS Blower PerformanceLEGEND— — Not RecommendedNOTES:1. Includes allowance for wet coil and clean factory-installed filter.2. U

28Step 9 — Low Voltage WiringTHERMOSTAT CONNECTIONS — The thermostat shouldbe wired directly to the Aquazone™ control board. SeeFig. 19, 20, and 22.WA

29AIR COIL — To obtain maximum performance, clean the aircoil before starting the unit. A ten percent solution of dish-washer detergent and water is r

3STORAGE — If the equipment is not needed immediately atthe jobsite, it should be left in its shipping carton and stored in aclean, dry area of the bu

30Table 11 — DIP Switch Block S2 — Accessory 1 Relay OptionsLEGENDNOTE: All other DIP switch combinations are invalid.Table 12 — DIP Switch Block S2 —

31Table 14 — Operating Limits — 50RHR,RHS,RVR,RVS,RDS UnitsLEGENDNOTE: Value in heating column is dry bulb only. Any wet bulb reading isacceptable.Scr

32Flow Regulation — Flow regulation can be accom-plished by two methods. Most water control valves have a flowadjustment built into the valve. By meas

33Table 19 — 50RHS,RVS,RDS CoaxialWater Pressure DropAntifreeze — In areas where entering loop temperaturesdrop below 40 F or where piping will be rou

34Enable will immediately turn on. If there is a Fan 2 demand,the Fan Enable and Fan Speed will immediately turn on.NOTE: DIP switch 5 on S1 does not

35Retry Mode — In Retry mode, the status LED will start toflash slowly to signal that the control is trying to recover froman input fault. The control

36Condensate Drain Pans — Check condensate drainpans for algae growth twice a year. If algae growth is apparent,consult a water treatment specialist f

375. Read liquid line temperature on thermometer; thensubtract from saturated condensing temperature. The dif-ference equals subcooling temperature.6.

38Table 25 — TroubleshootingLEGENDRV — Reversing ValveFAULT HEATING COOLING POSSIBLE CAUSE SOLUTIONMain Power ProblemsX X Green Status LED Off Check l

39Table 25 — Troubleshooting (cont)LEGENDRV — Reversing ValveFAULT HEATING COOLING POSSIBLE CAUSE SOLUTIONOnly Compressor RunsX X Thermostat wiring Ch

4Table 1 — Physical Data — Aquazone™ 50RHC,RVC018-060 UnitsLEGENDPSC — Permanent Split Capacitor*RVC units only.NOTES:1. All units have grommet compre

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 1

CL-150RHC,RVC,RHR,RHS,RVR,RVS,RDSSTART-UP CHECKLISTCUSTOMER:___________________________ JOB NAME: _______________________________________MODEL NO.:___

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 1

5Table 3 — Physical Data — Aquazone™ 50RHS,RVS,RDS015-070 UnitsLEGENDPSC — Permanent Split CapacitorNOTES:1. All units have spring compressor mounting

6Fig. 1 — 50RHC Dimensional DataNOTES:1. Condensate is 3/4-in. FPT copper.2. Horizontal unit shipped with filter bracket only. This bracket should be

7FrontKMBlowerOutletJLCAP=Control Access PanelCSP=Compressor Service PanelBSP=Blower Service PanelASP=Alternate Service PanelRight ReturnFrontLeftDis

8FrontKMBlowerOutletMLCAP=Control Access PanelCSP=Compressor Service PanelBSP=Blower Service PanelASP=Alternate Service PanelRight ReturnFrontLeftDis

9ThermostatWiringWater InWater OutBall Valve with optional integral P/T plug (typical for supply and return piping)Unit PowerDisconnectPower WiringIns