Carrier Aquazone 50WT Bedienungsanleitung


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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. 04-53500450-01Printed in U.S.A.Form No. 50WT-1SIPg 1 3-25Replaces: NEW
Installation, Start-Up, and
Service Instructions
CONTENTS
Page
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . .2
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
PRE-INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . .3
•INSPECTION
•STORAGE
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Step 1 — Check Jobsite . . . . . . . . . . . . . . . . . . . . . . .6
•HORIZONTAL UNITS
•VERTICAL UNITS
•INSTALLATION GUIDELINES (ALL UNITS)
Step 2 — Check Unit . . . . . . . . . . . . . . . . . . . . . . . . . .6
•INSPECT UNIT
Step 3 — Locate Unit . . . . . . . . . . . . . . . . . . . . . . . .10
•PROTECTION
Step 4 — Mount the Unit . . . . . . . . . . . . . . . . . . . . . .10
•DUCT FLANGES
•HORIZONTAL UNITS
•VERTICAL UNITS
Step 5 — Check Duct System . . . . . . . . . . . . . . . . .11
•HORIZONTAL SUPPLY AIR CONFIGURATION
CONVERSION
Step 6 — Install Condensate Drain . . . . . . . . . . . . .13
•HORIZONTAL UNITS
•VERTICAL UNITS
Step 7 — Pipe Connections . . . . . . . . . . . . . . . . . . .13
•WATER QUALITY GUIDELINES
•INSTALLING SUPPLY AND RETURN HOSE KIT
•UNITS WITH BOILERLESS HEAT CONTROL
•UNITS WITH HOT WATER GENERATOR OPTION
(HEAT RECOVERY PACKAGE/DESUPERHEATER)
•INITIAL START-UP
•UNITS WITH WATERSIDE ECONOMIZER
Step 8 — Wire Field Power Supply . . . . . . . . . . . . .17
•HIGH VOLTAGE WIRING
•ELECTRIC HEATER
•LOW VOLTAGE, CONTROL WIRING
•ECM INTERFACE THERMOSTAT CONNECTIONS
•THERMOSTAT AND DDC SENSORS
•ADDITIONAL CONTROLS OPTIONS WIRING
Step 9 — Configure Unit Control Components . . .21
•UNIT PROTECTION MODULE (UPM)
UPM Standard Safeties and Alarms . . . . . . . . . . . .22
•HI AND LOW REFRIGERANT PRESSURE
PROTECTION
•WATER COIL FREEZE PROTECTION
•AIR COIL FREEZE PROTECTION
•HIGH CONDENSATE LEVEL SHUTDOWN
•INTELLIGENT ALARM RESET
•HARD LOCKOUT RESET
•OPTION CARD
PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
System Checkout . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
•CLEAN AIR COIL
•CONSTANT AIRFLOW (ECM) MOTOR
System Flushing and Filling . . . . . . . . . . . . . . . . . . .38
System Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
•FLOW VERIFICATION
•FLOW REGULATION
•ANTIFREEZE
•FREEZE PROTECTION SELECTION
•START-UP
Operating Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
•ENVIRONMENT
•POWER SUPPLY
•UNIT STARTING CONDITIONS
Start-Up Procedure . . . . . . . . . . . . . . . . . . . . . .41
•COOLING MODE START-UP
•HEATING MODE START-UP
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Power Up Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Unit Protection Module (UPM) . . . . . . . . . . . . . . . . .45
Option Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Sequence of Operation of Units Without DDC
Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
•STANDBY
•COOLING
•HOT GAS REHEAT WITH OPTION CARD (OPTIONAL)
•WATERSIDE ECONOMIZER WITH OPTION CARD
(OPTIONAL)
•AUXILIARY ELECTRIC HEAT (OPTIONAL)
•TWO-POSITION MOTORIZED ISOLATION VALVE
(2-WAY SOLENOID VALVE) (OPTIONAL)
•BOILERLESS HEAT WITH OPTION CARD
(OPTIONAL)
•DIFFERENTIAL PRESSURE SWITCH / FLOW SWITCH
(OPTIONAL)
•REFRIGERANT LEAK DETECTION SYSTEM
(OPTIONAL)
•COMPRESSOR RELAY (OPTIONAL)
•PUMP/VALVE RELAY (OPTIONAL)
Sequence of Operation for Units with TruVu DDC
Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
•SCHEDULING
•INDOOR FAN
•COOLING OPERATION
•HEATING OPERATION
•WATERSIDE ECONOMIZER
Indoor Air Quality and Demand Control Ventilation . .50
•COMPRESSOR STATUS
•DEMAND LIMITING
Aquazone™
50WT 024-070
Two-Stage High Efficiency Water Source Heat
Pumps with Puron Advance™ Refrigerant (R-454B)

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Marke: Carrier
Kategorie: Nicht kategorisiert
Modell: Aquazone 50WT

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