Manual Do Utilizadoríndice analíticoForm 100.50-NOM6 (1207)1BASE MODEL NUMBER3CHANGEABILITY OF THIS DOCUMENT3NOMENCLATURE3TABLE OF CONTENTS4LIST OF TABLES11LIST OF FIGURES12SECTION 1 – INTRODUCTION13ECOLOGICAL AND ECONOMICAL DESIGN13Condensing Section13Heating Section14AIR MANAGEMENT15CONTROLS15INDOOR AIR QUALITY15ELECTRICAL16SERVICE AND INSTALLATION16SECTION 2 – INSTALLATION17APPROVALS17LIMITATIONS17UNIT INSPECTION17LOCATIONS AND CLEARANCES17RIGGING AND HANDLING19UNIT WEIGHTS20Unit Placement21Roof Curb Installation22PHYSICAL DATA23GENERAL ARRANGEMENT DRAWING – 050-061 MODELS25Bottom Supply / Bottom Return25Bottom Supply / Side Return26Bottom Supply / Rear Return27Curb Layout Drawing / 050-061 Models28ELECTRICAL DATA29Electrical Service Sizing29Load Definitions:29FILTERS32CONDENSATE DRAIN32Condensate Drain Piping32Condensate Drain Trap32AIR HOODS FOR ECONOMIZER33AIR HOODS FOR FIXED OUTSIDE AIR (UNITS WITHOUT ECONOMIZER)33AIR HOODS FOR EXHAUST AIR33FIELD WIRING33Thermostat33Fan input33Space Sensor33CO2 Sensor34Occupied / Unoccupied Input34Shutdown Input34Smoke Purge Input34BAS Economizer Input34Fault Output34VAV Heat Relay Output35Supply Air Temperature Reset35COMMUNICATION35DIRTY FILTER SWITCH35FIELD CONTROL WIRING CONNECTIONS36POWER WIRING37ELECTRICAL SERVICE SIZING37SINGLE-POINT POWER SUPPLY WIRING38SINGLE-POINT POWER SUPPLY WIRING WITH NON-FUSED DISCONNECT SWITCH39DUAL-POINT POWER SUPPLY WIRING40CONTROLS41TRANSDUCER PNEUMATIC TUBING42Static Pressure Control Plastic Tubing42Duct Static Transducer42Building Pressure Transducer42Static Pressure Probe Installation42DUCT SYSTEM44Duct Connection Guidelines44GAS HEATING45GAS PIPING45GAS CONNECTION45Gas Piping Recommendations45COMBUSTION VENT46SECTION 3 – START-UP47CRANKCASE HEATERS47CHECKING THE SYSTEM PRIOR TO INITIAL START (NO POWER)47Unit Checks47UNIT CHECKS – POWER APPLIED49Verifying Compressor Rotation49Compressor Oil Level Check49INITIAL START-UP50Refrigerant Charge50Checking Superheat and Subcooling50Subcooling (R-410A)50Superheat (R-410A)50Leak Checking51GAS HEAT MODELS53Pre-Start Checks:53Post Start Checks:53SECTION 4 – MAINTENANCE55GENERAL55PERIODIC MAINTENANCE – MONTHLY55Filters55Linkages55Compressors55Fan Bearing Lubrication55Recommended Lubricant for Fan Bearings55Condenser Coils56PERIODIC MAINTENANCE – THREE TO SIX MONTHS56Motor Bearing Lubrication56Belt Tension56PERIODIC MAINTENANCE – YEARLY56Entire Unit Inspection56Sheave Alignment:56Belts56Belt Replacement57Belt Tensioning:57Filter Drier Replacement58Forward Curved Fans58Fan Motor59Fan Shaft Bearings59Bearing Lock Devices60Eccentric Type60Torquing of Set-screws61SECTION 5 – SEQUENCE OF OPERATION63UNIT TYPE63OCCUPIED / UNOCCUPIED MODE63CONSTANT VOLUME MODE (CV)63Thermostat Input64Occupied Cooling64Unoccupied Cooling64Occupied Heating65Unoccupied Heating65Space Sensor – Hard Wired or Communicated65Cooling Operation – Occupied or Unoccupied65Heating Operation – Occupied or Unoccupied66Stand Alone66Cooling Operation – Occupied or Unoccupied66Heating Operation – Occupied or Unoccupied66VARIABLE AIR VOLUME (VAV)68Cooling - Occupied with Thermostat68Cooling – Unoccupied with Thermostat69Occupied or Unoccupied Heating with a Thermostat69Occupied Cooling with Hard Wired or Communicated Space Sensor69Cooling – Unoccupied with a Hard Wired or Communicated Space Sensor70Heating – Occupied with a Hard Wired or Communicated Space Sensor70Heating – Unoccupied with a Hard Wired or Communicated Space Sensor70Occupied Cooling – Stand Alone71Cooling – Unoccupied Stand Alone72Heating – Occupied Stand Alone72Heating – Unoccupied Stand Alone72CONDENSER FAN OPERATION72COOLING COMPRESSOR LOCKOUT SEQUENCE OF OPERATION72LOW AMBIENT OPERATION73Operation and Pressure Control Range73Configuration (Jumpers and Potentiometers)73SUPPLY FAN OPERATION74Constant Volume (CV)74Variable Air Volume (VAV)75VAV Supply Fan Speed Control76ECONOMIZER76Dry Bulb76Single Enthalpy77Dual Enthalpy77BAS ECONOMIZER OPERATION77Sequence of Operation78Constant Volume Economizer Set Point78Variable Air Volume Economizer Set Point78Economizer / Compressor Operation79Economizer PI Loop (Proportional and Integral)79ECONOMIZER LOADING79Constant Volume80Variable Air Volume80COMFORT VENTILATION81Sequence of Operation82Conditions of Operation82EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL82Cooling82Heating83SPACE SENSOR WITH SET POINT ADJUSTMENT SEQUENCE OF OPERATION84SPACE SENSOR FAULT OVERRIDE ENABLE SEQUENCE OF OPERATION85REMOTE CONTROL SEQUENCE OF OPERATION85REDLINE SEQUENCE OF OPERATION85LOADSHED SEQUENCE OF OPERATION86DIRTY FILTER SEQUENCE OF OPERATION86METRIC OPERATION86INTELLI-START86Sequence of Operation87Subsequent Operation87MORNING WARM-UP SEQUENCE OF OPERATION88HYDRONIC HEAT SEQUENCE OF OPERATION89HYDRONIC HEAT FREEZE STAT89VENTILATION89Manual90Fixed Minimum90Sequence of Operation90Demand Ventilation90Definitions91Sequence of Operation91VENTILATION LOW AMBIENT MINIMUM POSITION RESET SEQUENCE OF OPERATION91EXHAUST FAN OPERATION92On/Off Control Based on Outdoor Damper Position Sequence of Operation92On/Off Control Based on Building Pressure Sequence of Operation92Modulating Damper with Fixed Speed Exhaust Sequence of Operation93Modulating Exhaust with a VFD Sequence of Operation93PRE-OCCUPANCY PURGE94Criteria for Operation94Sequence of Operation94ENERGY RECOVERY VENTILATOR SEQUENCE OF OPERATION95LOW VOLTAGE PROTECTION95OUTDOOR AIR HEATING LOCKOUT95HOT GAS BYPASS95SPACE TEMPERATURE ALARM SEQUENCE OF OPERATION95SAT ALARM FOR HEATING96Sequence of Operation96“Supply Air Temp Alarm Setpoint for Heating” Alarm96“Economizer Minimum Position” Alarm97SAT ALARM FOR COOLING97Sequence of Operation97“Supply Air Temp Alarm Setpoint for Cooling” Alarm97“Economizer Minimum Position” Alarm98ALARM HISTORY98SECTION 6 – USER INTERFACE99UNIT CONTROLLER INTERFACE99PROGRAM BUTTON99TEST/UP BUTTON100ADDRESS/DOWN BUTTON100ALARM/CHANGE100CHARACTER DISPLAY ADDRESSES & CODES100COMMUNICATION USING SIMPLICITY PC104Simplicity PC Download104USB Adapter Drive - Simplicity Pocket PC106Establishing Communication107Simplicity PC Data Screens111Revising Settings126SECTION 7 – PARAMETER DESCRIPTIONS AND OPTIONS141SECTION 8 – SERVICE153ANALOG INPUT OPERATION153Temperature Sensors153Duct Pressure Transducer153Return Fan Pressure Transducer154Discharge Pressure Transducer154Building Pressure Transducer154Suction Pressure Transducer155Humidity Sensors155CO2 Sensor156Furnace Status Input156FAULTS AND LOCKOUTS160Light Emitting Diode160Alarm Codes160Alarm Trouble Shooting163Refrigerant System Alarm Codes (01, 02, 03, 04, 09, 10, 11, 12)163Low Pressure Cutout Alarm (09, 10, 11, 12)164Limit Switch Alarms (13, 14, 15)164Gas Heating Alarms (16, 17, 18)164Space Temperature Sensor Alarm (19)164Supply Air Temperature Sensor Alarm (20)165Return Air Temperature Sensor Alarm (21)165Outdoor Air Temperature Sensor Alarm (22)165Dirty Filter Switch Alarm (23)165Supply Fan Air Proving Switch (24)165Supply Fan Air Proving Switch Closed Alarm (25)165Microelectronics Failure Alarm (26)165Microelectronics Failure Alarm (27)165Supply Fan Overload Alarm (28)165Outdoor Humidity Sensor Alarm (29)166Return Humidity Sensor Alarm (30)166IAQ (CO2) Sensor Alarm (31)166Time Clock Error Alarm (32)166Space Temperature Offset Alarm (33)166CV/VAV Input Alarm (34)166Low Voltage Alarm (35)166Smoke Purge Mode Alarm (36)166High Duct Static Pressure Alarm (37)166Supply Air Temperature Cooling Alarm (38)167Supply Air Temperature Heating Alarm (39)167Economizer Minimum Position Alarm (40)167Space Temperature Trending Alarm (41)167Duct Static Low Pressure Alarm (42)167Hot Water Coil Freeze Alarm (43)167Tamanho: 8 MBPáginas: 168Language: EnglishAbrir o manual