162 | York YPAL 051, YPAL 061, YPAL 050, YPAL 060 specification

Service

FORM 100.50-NOM6 (1207)

TABLE 8-9 – ALARM CODE DESCRIPTIONS (CONTINUED)

	ALARM CODE	DESCRIPTION
	24	THE SUPPLY FAN BINARY OUTPUT HAS BEEN TURNED ON FOR 90 SECONDS AND THE AIR PROVING SWITCH
	24	CIRCUIT HAS NOT CLOSED.
		CIRCUIT HAS NOT CLOSED.
	25	THE SUPPLY FAN BINARY OUTPUT HAS BEEN TURNED OFF FOR 90 SECONDS AND THE AIR PROVING SWITCH
	25	CIRCUIT HAS NOT OPENED.
		CIRCUIT HAS NOT OPENED.
	26	A MICROELECTRONICS FAILURE HAS OCCURRED AND THE CONTROL IS OPERATING ON DEFAULTS.
	27	A MICROELECTRONICS FAILURE HAS OCCURRED AND THE CONTROL IS DOWN DUE TO A FATAL FAULT.
	28	THIS INDICATES THE SUPPLY FAN BINARY OUTPUT IS TURNED ON AND THE SUPPLY FAN OVERLOAD CIRCUIT
	28	IS OPEN. THIS HAS TO OCCUR 3 TIMES WITHIN A TWO HOUR WINDOW.

	29	THIS INDICATES THE OUTDOOR AIR HUMIDITY SENSOR IS OUT OF RANGE. WHEN THIS OCCURS, THE UNIT
	29	CONTROLLER SWITCHES THE ECONOMIZER TYPE TO DRY BULB.
		CONTROLLER SWITCHES THE ECONOMIZER TYPE TO DRY BULB.
	30	THIS INDICATES THE RETURN AIR HUMIDITY SENSOR IS OUT OF RANGE. WHEN THIS OCCURS, THE UNIT
	30	CONTROLLER SWITCHES THE ECONOMIZER TYPE TO SINGLE ENTHALPY.
		CONTROLLER SWITCHES THE ECONOMIZER TYPE TO SINGLE ENTHALPY.
	31	THIS INDICATES THE IAQ (CO2) SENSOR IS OUT OF RANGE. THE UNIT CONTROLLER CHANGES THE
	31	VENTILATION MODE TO FIXED MINIMUM.
		VENTILATION MODE TO FIXED MINIMUM.
	32	THIS INDICATES THE REAL TIME CLOCK CANNOT BE READ AS A RESULT OF A HARDWARE FAILURE.
	33	THIS INDICATES THE SPACE TEMPERATURE OFFSET IS GREATER THAN 20 K OHMS.
	34	THIS INDICATES THE CV/VAV INPUT IS OUT OF RANGE. THE UNIT WILL LOCK OUT.
	35	THIS INDICATES THE 24-VOLT SUPPLY CIRCUIT HAS DROPPED BELOW THE ALLOWABLE LEVEL. THE CONTROL
	35	WILL SHUT DOWN UNTIL THE VOLTAGE RISES ABOVE 19.2 VAC.
		WILL SHUT DOWN UNTIL THE VOLTAGE RISES ABOVE 19.2 VAC.
	36	THIS INDICATES THE UNIT COOLING AND HEATING OPERATION IS SHUT DOWN BECAUSE THE UNIT IS
	36	OPERATING IN A SMOKE PURGE MODE.
		OPERATING IN A SMOKE PURGE MODE.
	37	THIS INDICATES THE DUCT STATIC PRESSURE HAS EXCEEDED THE PROGRAMMED DUCT STATIC SHUTDOWN
	37	SETPOINT.
		SETPOINT.
	38	THIS INDICATES THE SUPPLY AIR TEMPERATURE HAS EXCEEDED THE PROGRAMMED SUPPLY AIR TEMP
	38	ALARM SETPOINT FOR COOLING.
		ALARM SETPOINT FOR COOLING.
	39	THIS INDICATES THE SUPPLY AIR TEMPERATURE HAS EXCEEDED THE PROGRAMMED SUPPLY AIR TEMP
	39	ALARM SETPOINT FOR HEATING.
		ALARM SETPOINT FOR HEATING.
	40	THIS INDICATES AN ECONOMIZER MINIMUM POSITION ALARM.
	41	THIS INDICATES THE SPACE TEMPERATURE IS ABOVE THE SPACE TEMP TRENDING ALARM TEMP AND MOVING
	41	AWAY FROM THE SPACE TEMPERATURE SETPOINT.
		AWAY FROM THE SPACE TEMPERATURE SETPOINT.
	42	THIS INDICATES THE DUCT STATIC HAS NOT RISEN QUICKLY ENOUGH IN A VAV UNIT WHEN THE SUPPLY FAN IS
	42	ENERGIZED.
		ENERGIZED.
	43	THIS INDICATES THE HYDRONIC HEAT FREEZE STAT HAS OPENED AND THE OUTDOOR TEMPERATURE IS
	43	BELOW 45.0° F.
		BELOW 45.0° F.

162	JOHNSON CONTROLS

Image 162

York YPAL 051, YPAL 061, YPAL 050, YPAL 060 manual 162

Contents

INSTALLATION, Operation & Maintenance Packaged Rooftop AIR Conditioning UnitsDesign Level F Simplicity Elite Control General Safety Guidelines Safety Symbols Changeability of this Document NomenclatureBase Model Number Table of Contents Transducer Pneumatic Tubing Field Control Wiring ConnectionsChecking the System Prior to Initial Start no Power 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 AIR Management ControlsIndoor AIR Quality Service and Installation Electrical Installation Location Unit Clearances Unit Rigging Lifting LUG Locations Unit Weights Unit Weights 050-061 ModelsUnit Center of Gravity Unit Placement Unit Corner Weights 050-061 Models Roof Curb Installation Physical Data Physical Data 050-061 Models Physical Data Compressors Arrangement GeneralArrangement Drawing Bottom Supply / Bottom Arrangement General Arrangement DrawingBottom Supply / Side Return Arrangement Drawing Bottom Supply / Rear Return Curb Layout Drawing / 050-061 Models Supply Return Electrical Data Electrical Service SizingPower Supply Voltage Limits Load Deﬁnitions Electric Data Electric Data Condensate Drain Piping Thermostat Fan inputSpace Sensor Occupied / Unoccupied Input Fault OutputCO2 Sensor Shutdown Input VAV Heat Relay Output Supply Air Temperature ResetDirty Filter Switch Communication Field Control Wiring Connections Light Overcurrent Protection Device Data is supplied on Power WiringPower Wiring 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 Duct Static Transducer Static Pressure Probe InstallationStatic Pressure Control Plastic Tubing Pneumatic Tubing Building Pressure Transducer Filter Compartment Economizer Unit Configuration 17 Supply AIR Duct Connection Configurations18 Return AIR Duct Connection Configurations Duct Connection Guidelines GAS Piping GAS HeatingGas Piping Recommendations 19 Pipe Sizes Combustion Vent 14 Combustion Vent START-UP Unit ChecksCrankcase Heaters Startup Unit Checks Power Applied Verifying Compressor RotationCompressor Oil Level Check Subcooling R-410A Refrigerant ChargeChecking Superheat and Subcooling Superheat R-410A Leak Checking R410-A Pressure / Temperature Chart Psig Temp ˚F Pre-Start Checks Post Start ChecksGAS Heat Models Type Line Pressure Manifold Pressure LOW Fire / High Fire PressuresGAS Heat Performance Data GAS Maintenance Belt Tension Condenser CoilsMotor Bearing Lubrication Entire Unit Inspection Belt Replacement Belt Tensioning Filter Drier Replacement Forward Curved Fans Fan Motor Fan Shaft BearingsMounting Details Eccentric Type Bearing Lock Devices Torquing of Set-screws This page Intentionally Left Blank Sequence of Operation Occupied / Unoccupied ModeConstant Volume Mode CV Unit Type Occupied Cooling Heating Mode Enabled for OperationThermostat Input Unoccupied Cooling Unoccupied Heating Space Sensor Hard Wired or CommunicatedOccupied Heating Cooling Operation Occupied or Unoccupied Heating Operation Occupied or Unoccupied Stand Alone Simplicity Control will stage off the cooling as follows Variable AIR Volume VAV Cooling Occupied with ThermostatCooling Supply AIR Temp Lower Setpoint Cooling Unoccupied with Thermostat Occupied or Unoccupied Heating with a Thermo- stat VAV Occupied Heating Setpoint Morning Warm UP / VAV Return AIR Temp SetpointMorning Warm UP RAT Setpoint VAV Supplyair Temp Reset Setpoint Occupied Cooling Stand Alone Heating Unoccupied Stand Alone Cooling Unoccupied Stand AloneHeating Occupied Stand Alone Sequence of Operation Operation and Pressure Control Range Conﬁguration Jumpers and Potentiometers Constant Volume CV Supply FAN Operation Variable Air Volume VAV Dry Bulb VAV Supply Fan Speed ControlDuct Pressure Shutdown Setpoint Able Setpoint Single Enthalpy Outside AIR Humidity Sensor InstalledReturn AIR Humidity Sensor Installed Dual Enthalpy Constant Volume Economizer Set Point Variable Air Volume Economizer Set Point Economizer / Compressor Operation Economizer PI Loop Proportional and IntegralEconomizer Loading Constant Volume Variable Air Volume Compressor on When Space Input Satisfied Comfort VentilationOperation During OFF Cycle Cooling Tion Upper SetpointConditions of Operation Supply AIR Temp Limit Cooling Setpoint Heating Supply AIR Temp Limit Heating Setpoint Space Sensor with SET Point Adjustment Space Sensor Fault Override Enable Remote ControlRedline Metric Operation LoadshedDirty Filter INTELLI-START First day of heating or cooling operation Subsequent Operation ING WARM-UP/VAV Return AIR Temp Setpoint Morning WARM-UP Hydronic Heat Hydronic Heat Freeze StatVentilation Manual Fixed MinimumDemand Ventilation Ventilation LOW Ambient Minimum Position Reset Deﬁnitions On/Off Control Based on Outdoor Damper Posi- tion On/Off Control Based on Building PressureExhaust FAN Operation Modulating Damper with Fixed Speed Exhaust Modulating Exhaust with a VFD Criteria for Operation PRE-OCCUPANCY Purge LOW Voltage Protection Energy Recovery VentilatorSpace Temperature Alarm Outdoor AIR Heating Lockout SAT Alarm for Heating Economizer Minimum Position Alarm Supply AIR Temp Alarm Setpoint for HeatingSAT Alarm for Cooling Supply AIR Temp Alarm Setpoint for Cooling Alarm History User Interface Unit Controller InterfaceProgram Button ADDRESS/DOWN Button ALARM/CHANGETEST/UP 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 Equipment Installation Simplicity PC Data ScreensDevice Names 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 HEX DEC Value Initial Address BIT DefaultSimplicity Elite Data MAP 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 Temperature Sensor Resistance ServiceTemperature Sensors Analog Input Operation Duct Pressure Transducer Return Fan Pressure TransducerDischarge Pressure Transducer Return FAN Pressure Transducer Output Pressure Transducers Suction Pressure TransducerHumidity Sensors Humidity Sensor Outputs Furnace Status Input CO2 Sensor OutputPPM CO2 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 Gas Heating Alarms 16, 17 Low Pressure Cutout Alarm 09, 10, 11Limit Switch Alarms 13, 14 Space Temperature Sensor Alarm Outdoor Air Temperature Sensor Alarm Supply Air Temperature Sensor AlarmReturn Air Temperature Sensor Alarm Dirty Filter Switch Alarm IAQ CO2 Sensor Alarm Outdoor Humidity Sensor AlarmReturn Humidity Sensor Alarm Time Clock Error Alarm Space Temperature Trending Alarm Supply Air Temperature Cooling AlarmSupply Air Temperature Heating Alarm Duct Static Low Pressure Alarm ALL Rights Reserved