Heat Controller HTS SERIES SPLIT SYSTEM manual HTS/HSS Installation

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H E AT C O N T R O L L E R , I N C . WAT E R - S O U R C E H E AT P U M P S

R e s i d e n t i a l S p l i t - 6 0 H z R 2 2 & R 4 1 0 A

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Installation

Figure 2: HTS/HSS Installation

External Flow Controller Mounting

The Flow Controller can be mounted beside the unit as shown in Figure 7. Review the Flow Controller installation manual for more details.

Water Connections-Residential (Distributor) Models Residential models utilize swivel piping fittings for water connections that are rated for 450 psi (3101 kPa) operating pressure. The connections have a rubber gasket seal similar to a garden hose gasket, which when mated to the flush end of most 1” threaded male pipe fittings provides a leak-free seal without the need for thread sealing tape or joint compound. Insure that the rubber seal is in the swivel connector prior to attempting any connection (rubber seals are shipped attached to the swivel connector). DO NOT OVER TIGHTEN or leaks may occur.

The female locking ring is threaded onto the pipe threads which holds the male pipe end against the rubber gasket, and seals the joint. HAND TIGHTEN ONLY! DO NOT OVERTIGHTEN!

Figure 4: Water Connections (Indoor Compressor Section)

Hand Tighten

Only!

SwivelNutDo Not

Overtighten!

Stainlesssteel snapring

GasketBrassAdaptor

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H e a t C o n t r o l l e r, I n c . Wa t e r - S o u r c e H e a t i n g a n d C o o l i n g S y s t e m s

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Contents Split Products This page left intentionally blank Model Nomenclature for Indoor Split Series Safety SafetyGeneral Information Indoor Coil Selection HTS GeoMax Equipment SelectionGeneral GeoMax 2 HTS Air Handler Matches for ARI RatingsCFM Indoor Coil Selection For HSS R-22 UnitsAir Handler Selection Example Air Handler Installation InstallationRemoving Existing Condensing Unit Where Applicable Indoor Compressor Section LocationHTS/HSS Installation Piping Installation GROUND-LOOP Heat Pump ApplicationsFlushing the Earth Loop Low Water Temperature Cutout Setting CXM ControlGround-Loop Heat Pump Applications AntifreezeAntifreeze Percentages by Volume Approximate Fluid Volume U.S. gal. L per 100 of PipeFluid Volume gal liters per 100’ 30 meters Pipe Compressor section must be sealed to prevent entryWater Control Valve Water Quality StandardsExpansion Tank and Pump Flow RegulationWater Coil Low Temperature Limit Setting Water Well ConnectionsWater Quality Standards Erosion and CloggingLine Set Installation Refrigeration InstallationLineset Diameters and Charge Information Add-On Heat Pump Applications Evacuation and Charging the UnitRefrigeration Installation Evacuation Of The Lineset And Coil Charging The SystemExample R-22 refrigerant Checking Superheat and Subcooling Determining SuperheatDetermining Sub-Cooling Typical HWG Installation Indoor Compressor Section Hot Water GeneratorWater Tank Refill Water Tank PreparationHWG Water Piping Initial Start-UpHot Water Generator Module Refrigeration Installation GeoMax 2 HTS Series Electrical Data Electrical Line VoltageHSS Series Electrical Data Electrical Power Wiring Low Water Temperature Cutout Selection Electrical HWG WiringHWG Wiring Indoor Compressor Section Thermostat ConnectionsTwo-stage HTS Units Electrical Low Voltage WiringAccessory Connections Taco ValveThermostat Installation Two-Stage HTS PipingCXM Controls Air coil low temperature FP2 The FP2 thermistor temperature Safety Features CXM ControlWater coil low temperature FP1 The FP1 thermistor Diagnostic FeaturesPage Variable Speed PSC Air Handler CXM Control Start-up OperationY1, Y2, O Stage 2 cooling Nominal resistance at various temperatures CXM Thermostat DetailsStarting Conditions Unit Starting and Operating ConditionsOperating Limits Unit OperationUnit Start-up Procedure Before Powering SYSTEM, please check the followingUnit and System Checkout Unit Start-Up Procedure Test Mode PinsUnit Operating Conditions Water Temperature Change Through Heat ExchangerR-22 HSS Compressor Section Coax Water Pressure Drop GPM 22 HSS Typical Unit Operating Pressures and Temperatures Preventive Maintenance Troubleshooting CXM Process Flow Chart Functional Troubleshooting Functional Troubleshooting Performance Troubleshooting Troubleshooting Form S i d e n t i a l S p l i t 6 0 H z R 2 2 & R 4 1 0 a 08/08