Carrier Aquazone 50PTH024 Installation, Start-up And Service Instructions Manual

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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Catalog No. 04-53500146-01 Printed in U.S.A. Form 50PT-6SI Pg 1 6-22 Replaces: 50PT-5SIInstallation, Start-Up, andService InstructionsCONTENTSPageSAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . 2GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2PRE-INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 2• INSPECTION• STORAGEINSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Step 1 — Check Jobsite . . . . . . . . . . . . . . . . . . . . . . . 2• HORIZONTAL UNITS (50PTH)• VERTICAL UNITS (50PTV)• INSTALLATION GUIDELINES (ALL UNITS)Step 2 — Check Unit . . . . . . . . . . . . . . . . . . . . . . . . . . 4• INSPECT UNITStep 3 — Locate Unit . . . . . . . . . . . . . . . . . . . . . . . . 10• PROTECTIONStep 4 — Mount the Unit . . . . . . . . . . . . . . . . . . . . . . 10• DUCT FLANGES• HORIZONTAL UNITS (50PTH)• VERTICAL UNITS (50PTV)Step 5 — Check Duct System . . . . . . . . . . . . . . . . . 11• HORIZONTAL SUPPLY AIR CONFIGURATIONCONVERSIONStep 6 — Install Condensate Drain . . . . . . . . . . . . . 11Step 7 — Pipe Connections . . . . . . . . . . . . . . . . . . . 12• WATER LOOP APPLICATIONS• GROUND-WATER APPLICATIONS• GROUND-LOOP APPLICATIONS• INSTALLATION OF SUPPLY AND RETURN HOSE KITStep 8 — Wire Field Power Supply . . . . . . . . . . . . . 15Step 9 — Wire Control Connections . . . . . . . . . . . . 33• COMPLETE C AND DELUXE D CONTROL• ECM INTERFACE THERMOSTAT CONNECTIONS• THERMOSTAT AND DDC SENSORS• AUXILIARY RELAY (DELUXE D ONLY)• ENERGY MANAGEMENT SWITCH (DELUXE DONLY)• BOILERLESS HEAT CONTROL (DELUXE D ONLY)• ALARM OUTPUT (ALL UNITS)• WSHP OPEN CONTROL• CONTROL TRANSFORMERStep 10 — Configure Unit Control Components . . 34• UNIT PROTECTION MODULE (UPM)PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35System Checkout . . . . . . . . . . . . . . . . . . . . . . . . . . . 35• CLEAN AIR COILSet Blower Motor Speed . . . . . . . . . . . . . . . . . . . . . . 36• CONSTANT TORQUE (ECM) MOTOR• CONSTANT AIRFLOW (ECM) MOTORSystem Flushing and Filling . . . . . . . . . . . . . . . . . . .39System Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39• FLOW VERIFICATION• FLOW REGULATION• ANTIFREEZESTART-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40Operating Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . .40• ENVIRONMENT• POWER SUPPLY• UNIT STARTING CONDITIONSStart-Up Procedure . . . . . . . . . . . . . . . . . . . . . . . . . .41• SCROLL COMPRESSOR ROTATION• COOLING MODE START-UP• HEATING MODE START-UPOPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47Power Up Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47Unit Protection Module (UPM) . . . . . . . . . . . . . . . . .47Units with Complete C or Deluxe D Controls . . . . . 47• STANDBY• COOLING• HOT GAS REHEAT (OPTIONAL FOR COMPLETE C ORDELUXE D CONTROLS)• TWO WAY WATER FLOW CONTROL VALVE(OPTIONAL)• BOILERLESS HEAT (DELUXE D ONLY)• PUMP/VALVE RELAY (DELUXE D ONLY)Units with WSHP Open Controls . . . . . . . . . . . . . . .47• COOLING• REVERSE CYCLE HEATING• TWO POSITION OA DAMPER• MODULATING OA DAMPER WITH DCV• AUXILIARY MODULATING HOT WATER/STEAMHEATING REHEAT• 2-POSITION HOT WATER/STEAM HEATING REHEAT• SINGLE STAGE ELECTRIC AUXILIARY HEAT• AUTOMATIC FAN SPEED CONTROL• FAN SPEED CONTROL - DURING HEATING• FAN SPEED CONTROL - DURING COOLING• MODULATING WATER ECONOMIZER CONTROL• 2-POSITION WATER ECONOMIZER CONTROL• POWER FAIL RESTART DELAY• SUPPLY AIR TEMPERATURE MONITORING/CONTROL/ALARM• DEHUMIDIFICATION• SPACE TEMPERATURE ALARMS• CONDENSER WATER TEMPERATUREMONITORING/ CONTROL/ALARM• HIGH CONDENSATE/OVERFLOW ALARM• FILTER STATUS ALARM• COMPRESSOR FAULT/LOCKOUT ALARM• INSUFFICIENT VENTILATION ALARM• RELATIVE HUMIDITY ALARM• TIME SCHEDULESAquazone™50PTH, PTV024-070Two-Stage Water Source Heat Pumpswith Puron® Refrigerant (R-410A)