Excessive SAT Supply AIR Temperature Control | York YPAL 061

	FORM 100.50-NOM6 (1207)
TABLE OF CONTENTS
COMFORT VENTILATION	81
Sequence of Operation	82
Conditions of Operation	82
EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL	82
Cooling	82
Heating	83
SPACE SENSOR WITH SET POINT ADJUSTMENT	84
Sequence of Operation	84
SPACE SENSOR FAULT OVERRIDE ENABLE	85
Sequence of Operation	85
REMOTE CONTROL	85
Sequence of Operation	85
REDLINE	85
Sequence of Operation	85
LOADSHED	86
Sequence of Operation	86
DIRTY FILTER	86
Sequence of Operation	86
METRIC OPERATION	86
INTELLI-START	86
Sequence of Operation	87
Subsequent Operation	87
MORNING WARM-UP	88
Sequence of Operation	88
HYDRONIC HEAT	89
Sequence of Operation	89
HYDRONIC HEAT FREEZE STAT	89
VENTILATION	89
Manual	90
Fixed Minimum	90
Sequence of Operation	90
Demand Ventilation	90
Deﬁnitions	91
Sequence of Operation	91
VENTILATION LOW AMBIENT MINIMUM POSITION RESET	91
Sequence of Operation	91
EXHAUST FAN OPERATION	92
On/Off Control Based on Outdoor Damper Position	92
Sequence of Operation	92
On/Off Control Based on Building Pressure	92
Sequence of Operation	93

8	JOHNSON CONTROLS

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York YPAL 061, YPAL 050 manual Excessive SAT Supply AIR Temperature Control, Ventilation LOW Ambient Minimum Position Reset

Contents

Design Level F Simplicity Elite Control INSTALLATION, Operation & MaintenancePackaged Rooftop AIR Conditioning Units General Safety Guidelines Safety Symbols Base Model Number Changeability of this DocumentNomenclature Table of Contents Field Control Wiring Connections Checking the System Prior to Initial Start no PowerTransducer Pneumatic Tubing Sound and Vibration Transmission GAS Heat Models Sequence of Operation Excessive SAT Supply AIR Temperature Control Ventilation LOW Ambient Minimum Position Reset 104 154 List of Tables 19 Pipe Sizes List of Figures Packaged Rooftop AIR Conditioning Unit Introduction Introduction Heating Section Indoor AIR Quality AIR ManagementControls Service and Installation Electrical Installation Location Unit Clearances Unit Rigging Lifting LUG Locations Unit Center of Gravity Unit WeightsUnit Weights 050-061 Models Unit Placement Unit Corner Weights 050-061 Models Roof Curb Installation Physical Data Physical Data 050-061 Models Physical Data Compressors General Arrangement DrawingArrangement Bottom Supply / Bottom Bottom Supply / Side Return ArrangementGeneral Arrangement Drawing Arrangement Drawing Bottom Supply / Rear Return Curb Layout Drawing / 050-061 Models Supply Return Electrical Service Sizing Power Supply Voltage LimitsElectrical Data Load Deﬁnitions Electric Data Electric Data Condensate Drain Piping Space Sensor ThermostatFan input Fault Output CO2 SensorOccupied / Unoccupied Input Shutdown Input Supply Air Temperature Reset Dirty Filter SwitchVAV Heat Relay Output Communication Field Control Wiring Connections Light Power Wiring Power WiringOvercurrent Protection Device Data is supplied on Minimum CircuitAmpacity MCA is based on 125% SINGLE-POINT Power Supply Wiring SINGLE-POINT Power Supply Wiring Line Earth Ground DUAL-POINT Power Supply Wiring 11 DUAL-POINT Power Supply Wiring Controls Supply Single Point Dual Point TB Voltage Disconnect Static Pressure Probe Installation Static Pressure Control Plastic Tubing Pneumatic TubingDuct Static Transducer Building Pressure Transducer Filter Compartment Economizer 17 Supply AIR Duct Connection Configurations 18 Return AIR Duct Connection ConfigurationsUnit Configuration Duct Connection Guidelines GAS Heating Gas Piping RecommendationsGAS Piping 19 Pipe Sizes Combustion Vent 14 Combustion Vent Crankcase Heaters START-UPUnit Checks Startup Compressor Oil Level Check Unit Checks Power AppliedVerifying Compressor Rotation Refrigerant Charge Checking Superheat and SubcoolingSubcooling R-410A Superheat R-410A Leak Checking R410-A Pressure / Temperature Chart Psig Temp ˚F GAS Heat Models Pre-Start ChecksPost Start Checks LOW Fire / High Fire Pressures GAS Heat Performance DataType Line Pressure Manifold Pressure GAS Maintenance Condenser Coils Motor Bearing LubricationBelt Tension Entire Unit Inspection Belt Replacement Belt Tensioning Filter Drier Replacement Forward Curved Fans Mounting Details Fan MotorFan Shaft Bearings Eccentric Type Bearing Lock Devices Torquing of Set-screws This page Intentionally Left Blank Occupied / Unoccupied Mode Constant Volume Mode CVSequence of Operation Unit Type Heating Mode Enabled for Operation Thermostat InputOccupied Cooling Unoccupied Cooling Space Sensor Hard Wired or Communicated Occupied HeatingUnoccupied Heating Cooling Operation Occupied or Unoccupied Heating Operation Occupied or Unoccupied Stand Alone Simplicity Control will stage off the cooling as follows Cooling Supply AIR Temp Lower Setpoint Variable AIR Volume VAVCooling Occupied with Thermostat Cooling Unoccupied with Thermostat Occupied or Unoccupied Heating with a Thermo- stat Morning Warm UP RAT Setpoint VAV Occupied Heating SetpointMorning Warm UP / VAV Return AIR Temp Setpoint VAV Supplyair Temp Reset Setpoint Occupied Cooling Stand Alone Cooling Unoccupied Stand Alone Heating Occupied Stand AloneHeating Unoccupied Stand Alone Sequence of Operation Operation and Pressure Control Range Conﬁguration Jumpers and Potentiometers Constant Volume CV Supply FAN Operation Variable Air Volume VAV VAV Supply Fan Speed Control Duct Pressure Shutdown SetpointDry Bulb Able Setpoint Outside AIR Humidity Sensor Installed Return AIR Humidity Sensor InstalledSingle Enthalpy Dual Enthalpy Constant Volume Economizer Set Point Variable Air Volume Economizer Set Point Economizer Loading Economizer / Compressor OperationEconomizer PI Loop Proportional and Integral Constant Volume Variable Air Volume Operation During OFF Cycle Compressor on When Space Input SatisfiedComfort Ventilation Tion Upper Setpoint Conditions of OperationCooling Supply AIR Temp Limit Cooling Setpoint Heating Supply AIR Temp Limit Heating Setpoint Space Sensor with SET Point Adjustment Redline Space Sensor Fault Override EnableRemote Control Loadshed Dirty FilterMetric Operation INTELLI-START First day of heating or cooling operation Subsequent Operation ING WARM-UP/VAV Return AIR Temp Setpoint Morning WARM-UP Ventilation Hydronic HeatHydronic Heat Freeze Stat Demand Ventilation ManualFixed Minimum Ventilation LOW Ambient Minimum Position Reset Deﬁnitions Exhaust FAN Operation On/Off Control Based on Outdoor Damper Posi- tionOn/Off Control Based on Building Pressure Modulating Damper with Fixed Speed Exhaust Modulating Exhaust with a VFD Criteria for Operation PRE-OCCUPANCY Purge Energy Recovery Ventilator Space Temperature AlarmLOW Voltage Protection Outdoor AIR Heating Lockout SAT Alarm for Heating SAT Alarm for Cooling Economizer Minimum Position AlarmSupply AIR Temp Alarm Setpoint for Heating Supply AIR Temp Alarm Setpoint for Cooling Alarm History Program Button User InterfaceUnit Controller Interface ALARM/CHANGE TEST/UP ButtonADDRESS/DOWN Button Character Display Addresses & Codes Parameter Points List 102 103 Simplicity PC Download Left click on software USB Adapter Drive Simplicity Pocket PC Cable Wire Color Adapter Terminal Board Marking Establishing Communication 108 Left-click on the particular Simplicity device de- sired 110 Device Names Equipment InstallationSimplicity PC Data Screens Sensor Readings ECONOMIZER/EXHAUST Fans Cooling Setup Cooling Status Heating Setup Heating Status System Options OUTPUTS/STATUS Inputs COMFORT/DEMAND Ventilation Graphic Weekly Schedule Settings Weekly Schedule Holiday Schedule Holiday Schedule Alarms Revising Settings 127 128 129 Initial Address BIT Default Simplicity Elite Data MAPHEX DEC Value HEX Description HEX DEC Value 132 133 134 135 136 137 138 139 140 Parameter Descriptions and Options Definitions Parameter Description and Options 143 144 145 146 147 148 149 150 151 152 Service Temperature SensorsTemperature Sensor Resistance Analog Input Operation Return Fan Pressure Transducer Discharge Pressure TransducerDuct Pressure Transducer Return FAN Pressure Transducer Output Suction Pressure Transducer Humidity SensorsPressure Transducers Humidity Sensor Outputs PPM CO2 Output Furnace Status InputCO2 Sensor Output Connector Locations Wiring Data Connector # Type Identification Wire # Description 158 159 Faults and Lockouts Light Emitting Diode Alarm Codes Alarm Code Descriptions Alarm Code Description 162 Alarm Trouble Shooting Low Pressure Cutout Alarm 09, 10, 11 Limit Switch Alarms 13, 14Gas Heating Alarms 16, 17 Space Temperature Sensor Alarm Supply Air Temperature Sensor Alarm Return Air Temperature Sensor AlarmOutdoor Air Temperature Sensor Alarm Dirty Filter Switch Alarm Outdoor Humidity Sensor Alarm Return Humidity Sensor AlarmIAQ CO2 Sensor Alarm Time Clock Error Alarm Supply Air Temperature Cooling Alarm Supply Air Temperature Heating AlarmSpace Temperature Trending Alarm Duct Static Low Pressure Alarm ALL Rights Reserved