Carrier RHS, RVS, RDS006-060, RVR, RHR, RVC, 50RHC Loc, Bmc, Nec, Compr, Txv, FP1, FP2, Hwts, JW1

Page 19

a50-8160

LEGEND

AL

— Alarm Relay Contacts

LOC

— Loss of Charge Pressure Switch

Relay/Contactor Coil

BM

— Blower Motor

MV

— Motorized Valve

BMC

— Blower Motor Capacitor

NEC

— National Electrical Code

BR

— Blower Relay

P1

— Field Wiring Terminal Block

Condensate Pan

CB

— Circuit Breaker

PM

— Performance Monitor

CC

— Compressor Contactor

RV

— Reversing Valve Coil

Solenoid Coil

CO

— Sensor, Condensate Overflow

TRANS — Transformer

Temperature Switch

COMPR

— Compressor

TXV

— Thermostatic Expansion Valve

FP1

— Sensor, Water Coil Freeze Protection

Field Line Voltage Wiring

Thermistor

FP2

— Sensor, Air Coil Freeze Protection

Field Low Voltage Wiring

HP

— High-Pressure Switch

Ground

HWTS

— High (Leaving) Water Temperature

Printed Circuit Trace

Wire Nut

Switch

Optional Wiring

JW1

— Jumper, Alarm

*Optional wiring.

NOTES:

1. Compressor and blower motor thermally protected internally.

6. 24-v alarm signal shown. For dry alarm contact, cut JW1 jumper

2. All wiring to the unit must comply with NEC and local codes.

and dry contact will be available between AL1 and AL2.

3. Transformer is wired to 265 v (BRN) lead for 265/1/60 units, or

7. Transformer secondary ground via control board standoffs and

208 v (RED) lead for 208/1/60. For 230/1/60 switch RED and

screws to control box. (Ground available from top two standoffs

ORG leads at L1 and insulate RED lead. Transformer is energy

as shown.)

limiting or may have circuit breaker.

8. For high or low speed

remove BLU wire from BR ‘NO’

4. FP1 thermistor provides freeze protection for water. When using

and replace with BLK or RED wire respectively. Tape off unused

antifreeze solutions, cut JW3 jumper.

terminal.

5. Typical Aquazone thermostat wiring shown. Refer to thermostat

9. Both DIP switches need to be in the ON position.

installation instructions for wiring to the unit. Thermostat wiring

must be Class 1 and voltage rating equal to or greater than unit

supply voltage.

Fig. 19 — Typical Aquazone™ Complete C Control Wiring

19

Image 19

Contents Safety Considerations ContentsGeneral InstallationPage PSC FAN Motor and Blower Physical Data Aquazone 50RHC,RVC006-060 UnitsPhysical Data Aquazone 50RHS,RVS,RDS015-070 Units Physical Data Aquazone 50RHR,RVR006-060 UnitsPermanent Split Capacitor Code Return Discharge Airflow ConfigurationRight 030 Ext Power Cond Therm Supply ReturnDepth Height Out Pump Supply Ensate 015-024Right Back Back RightTypical Installation 50RHC,RHR,RHS Units Right Top TopView Configuration Top View-Left ReturnConfiguration Left Return Left View IsometricFront View Configuration Left Return Left View Air Coil OpeningIsometric View CodeFront-View Ht Return/Bottom DischargeReturn/Bottom Discharge Isometric View Top ViewMove to Side Remove ScrewsSide Discharge Rotate50RHS Units Mounting the Unit50RHC Units 50RHR UnitsHorizontal Unit Pitch Condensate DrainCondition Acceptable Level Field Control Wiring Field Power Supply WiringCompr LOCBMC NECRVS Typical Aquazone Deluxe D Control WiringLON HpwsTrans A50-8154 Low Voltage Field Wiring RLA 50RHC,RVC Electrical DataRLA LRA Motor Unit Circuit FUSE/HACR FLARLA LRA FUSE/HACR 50RHR,RVR VOLTS-PHASE Voltage Compressor FAN Total MIN MAX50RHR,RVR Electrical Data Unit Circuit Units50RDS, RHS, RVS Electrical Data PRE-START-UP50RHR,RVR Rated MIN FAN 50RHR,RVR Blower PerformanceSpeed 50RHC,RVC Rated MIN FAN 50RHC,RVC Blower Performance50RVC Blower Performance with Hot Water Reheat HWR Option Reheat External Static Pressure ESP Loss Coil Face Velocity50RHS,RVS,RDS Rated FAN 50RVC Blower Performance with Wet Coil50RHS,RVS,RDS Blower Performance Coil Face Velocity WET Coil ReductionCoil Face 50RHS, RVS with Reheat ESP Loss Control Jumper Settings See FigField Selectable Inputs 50RHS, RVS Blower Performance with HWRAccessory DIP Switch Position Relay Options DIP Switch Block S2 Accessory 1 Relay OptionsDIP Switch Block S2 Accessory 2 Relay Options Humidistat/Dehumidistat Logic Deluxe D DIP Switch SettingsOutput Control Accessory Relay ConfigurationsSTART-UP HWR Operating ModesOperating Limits 50RHC,RVC Units Unit Start-Up Cooling ModeWater Temperature Change Through Heat Exchanger Operating LimitsTemp F TON Unit Start-Up Heating ModeTypical Unit Operating Pressures and Temperatures Entering Cooling Heating Water GPM50RHS,RVS,RDS Coaxial Water Pressure Drop 50RHR,RVR Coaxial Water Pressure Drop50RHC,RVC Coaxial Water Pressure Drop Units with Aquazone Complete C Control Approximate Fluid Volume gal Per 100 Ft of PipeAntifreeze Percentages by Volume OperationUnits with HWR Option Complete C Control LED Code Fault DescriptionsSystem Test Aquazone Deluxe D Control LED Indica ServiceESD Gravity Flow Method Refrigerant Charging TroubleshootingAir Coil Fan Motor Removal Fault Heating Cooling Possible Cause Solution TroubleshootingUnit Does Not Operate II. START-UP 50RHC,RVC,RHR,RHS,RVR,RVS,RDS START-UP ChecklistCooling Cycle Analysis Heating Cycle Analysis