WITH PURONR R-410AREFRIGERANT
TABLE OF CONTENTS
SAFETY CONSIDERATIONS
Service and Maintenance Instructions
General
UNIT ARRANGEMENT AND ACCESS
UNIT OPERATION AND SAFETY HAZARD
Fig. 1 - Typical Access Panel Locations Back
Air Conditioning
Routine Maintenance
Seasonal Maintenance
Fig. 2 - Typical Access Panel Location Front
Supply Fan Belt-Drive
Fig. 3 - Filter Installation
Fig. 4 - Screens Installed on Outdoor-AirHood
SUPPLY FAN BLOWER SECTION
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Adjustable-PitchPulley on Motor
Fig. 6 - Supply-FanPulley Adjustment Bearings
Fig. 7 - Tightening Locking Collar Motor
Condenser Coil
Coil Maintenance and Cleaning Recommendation
Periodic Clean Water Rinse
COOLING
PERSONAL INJURY HAZARD
Routine Cleaning of Evaporator Coil Surfaces
PERSONAL INJURY HAZARD
PERSONAL INJURY HAZARD
Evaporator Coil Metering Devices
Refrigerant System Pressure Access Ports
To Use Cooling Charging Charts
PURONR R-410AREFRIGERANT
Fig. 9 - CoreMax Access Port Assembly
SEATCORE
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COOLING CHARGING CHARTS
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C09221
COOLING CHARGING CHARTS
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C09222
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Fig. 12 - Cooling Charging Charts 14D,F - Circuit
12.5 TON CIRCUIT
COOLING CHARGING CHARTS
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Fig. 13 - Cooling Charging Charts 14D,F - Circuit
COOLING CHARGING CHARTS
12.5 TON CIRCUIT
580J
Table 1 – Cooling Service Analysis
Fig. 14 - Condenser Fan Adjustment 08D-12D,F
Condenser-FanAdjustment 08D-12D,Fsize
Condenser-FanAdjustment 14D,F size
Troubleshooting Cooling System
Fig. 17 - Weatherproof Cover Installation
Installing Weatherproof Cover
Non-PoweredType
Unit-PoweredType
Fig. 18 - Powered Convenience Outlet Wiring
Maintenance
Fuse On Powered Type
Using Unit-MountedConvenience Outlets
Fig. 20 - Smoke Detector Sensor
Fig. 19 - Controller Assembly
Sensor
Smoke Detector Locations
Return Air With Economizer
FIOP Smoke Detector Wiring and Response
Return Air Without Economizer
Fig. 22 - Typical Return Air Detector Location
Sensor Alarm Test Procedure
Fig. 26 - Typical Smoke Detector System Wiring
Using Remote Logic
Sensor Alarm Test
Dirty Sensor Test Procedure
Controller Alarm Test
Controller Alarm Test Procedure
Dirty Controller Test Procedure
Dirty Sensor Test Using an SD-TRK4
Detector Cleaning
SD-TRK4Remote Alarm Test Procedure
Remote Test/Reset Station Dirty Sensor Test
Fig. 29 - Controller Assembly
INDICATORS
Troubleshooting
Alarm State
High Pressure Switch
Table 3 – Detector Indicators
Controller’s Power LED is Off
Overtemperature
Control Circuit,
Troubleshooting Supply Fan Motor Overload Trips
Fig. 31 - Limit Switch Location
GAS HEATING SYSTEM
Combustion-AirBlower
Supply Pressure Switch
Fig. 32 - LP Low Pressure Switch Installed
Flue Gas Passageways
EQUIPMENT DAMAGE HAZARD
Fig. 34 - Heat Exchanger Assembly
Removal and Replacement of Gas Train
Burners and Igniters
Fig. 37 - Unit Control Box/IGC Location
Cleaning and Adjustment
Limit Switch
Fig. 36 - Burner Tray Details
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Fig. 38 - Spark Adjustment
Table 9 – LED Error Code Description
Burner Ignition
Orifice Replacement
Fig. 39 - Gas Valve
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Fig. 40 - Integrated Gas Control IGC Board
Table 10 – IGC Connections
Red LED-Status
Table 11 – Orifice Sizes
Table 12 - Altitude Compensation*
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Fig. 41 - OATL Connections
Troubleshooting Heating System
Minimum Heating Entering Air Temperature
Table 13 – Heating Service Analysis
DESCRIPTION
Table 14 – IGC Board LED Alarm Codes
RESET METHOD
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Replacing NOVATION Condenser Coil
CONDENSER COIL SERVICE
Repairing NOVATION Condenser Tube Leaks
RTU-MPCONTROL SYSTEM
Fig. 42 - RTU-MP Multi-ProtocolControl Board
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C07129
C09163
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Supply Air Temperature SAT Sensor
Outdoor Air Temperature OAT Sensor
Table 15 – RTU-MPController Inputs and Outputs
Connect T-55
Space Temperature SPT Sensors
Fig. 45 - T-55Space Temperature Sensor Wiring
EconoMi$er
Enthalpy
Differential Enthalpy Control
Sensor Wiring
33ZCSENCO2 - Typical Wiring Diagram
Wiring the Indoor Air Quality Sensor
33ZCSENCO2 Connections
Connecting Discrete Inputs
Wiring the Outdoor Air CO2 Sensor
Fig. 53 - RTU-MP /Indoor CO2 Sensor
Local Access
Power Exhaust output
Communication Wiring - Protocols
Fig. 56 - RTU-MPPower Exhaust Connections
Fig. 58 - BACview6 Handheld Connections
RTU-MPTroubleshooting
Fig. 57 - RTU-MPSW3 Dip Switch Settings
Communication LEDs
If this LED is on
Table 17 – LEDs
And Error LED shows
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ACTION TAKEN BY
Table 18 – Troubleshooting Alarms
RESET
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SAT Sensor Alarm
Alarms
Safety Chain Alarm
Fire Shutdown Alarm
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Fig. 59 - Module Status Report Modstat Example
Table 21 – Modbus Exception Codes that May be
Table 20 – Basic Protocol Troubleshooting
Modbus
Table 19 – Manufacture Date
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ECONOMI$ER SYSTEMS
Fig. 60 - EconoMi$er IV Component Locations
Fig. 61 - EconoMi$er2 Component Locations
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Fig. 62 - EconoMi$er IV Wiring
EconoMi$er IV Standard Sensors
Outdoor Air Temperature OAT Sensor
Table 22 – EconoMi$er IV Input/Output Logic
Fig. 64 - EconoMi$er IV Functional View
Outdoor Air Lockout Sensor
Supply Air Temperature SAT Sensor
Fig. 67 - Outside Air Temperature Changeover
Fig. 65 - Supply Air Sensor Location
Fig. 70 - Enthalpy Changeover Setpoints
Differential Dry Bulb Control
Outdoor Enthalpy Changeover
Mounting Location
Indoor Air Quality IAQ Sensor Input
Fig. 72 - CO2 Sensor Maximum Range Settings
Exhaust Setpoint Adjustment
Fig. 71 - EconoMi$er IV Control
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Damper Movement
Thermostats
Demand Control Ventilation DCV
CO2 Sensor Configuration
Table 23 – CO2 Sensor Standard Settings
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Single Enthalpy
Table 24 – EconoMi$er IV Sensor Usage
EconoMi$er IV Preparation
Differential Enthalpy
Supply-AirSensor Input
WIRING DIAGRAMS
EconoMi$er IV Troubleshooting Completion
DCV Minimum and Maximum Position
C09156
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C09157
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Gas Piping
PRE-START-UP
START-UP,GENERAL
Unit Preparation
Outdoor-AirInlet Screens
Internal Wiring
Refrigerant Service Ports
Return-AirFilters
START-UP, RTU-MPCONTROL
Field Service Test
Configuration
Unit Start Delay
Compressor2 Service Hours
Filter Service Hours
Supply Fan Service Hours
Compressor1 Service Hours
Setpoint Slider Range
Space Sensor Type
Input 1 Function
Input 2 Function
Cooling, Units Without Economizer
Power Exhaust Setpt
OPERATING SEQUENCES
Base Unit Controls
RTU-MPSequence of Operation
Heating With EconoMi$er
Demand Controlled Ventilation
Supplemental Controls
BACnet Schedule
Always Occupied Default Occupancy
Scheduling
Local Schedule
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Power Exhaust
Cooling
Economizer
Table 25 – Torque Values
FASTENER TORQUE VALUES
Indoor Air Quality
Demand Limit
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APPENDIX I. MODEL NUMBER SIGNIFICANCE
Model Number Nomenclature
Serial Number Format
Cooling
APPENDIX II. PHYSICAL DATA
Physical Data
7.5 - 12.5TONS
7.5 - 12.5TONS
APPENDIX II. PHYSICAL DATA cont
Physical Data
Heating
7.5 TON HORIZONTAL SUPPLY
3 PHASE
APPENDIX III. FAN PERFORMANCE
580J**08
3 PHASE
580J**12
10 TON HORIZONTAL SUPPLY
10 TON VERTICAL SUPPLY
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580J**14
12.5 TON HORIZONTAL SUPPLY
3 PHASE
580J**14
12.5 TON VERTICAL SUPPLY
General fan performance notes
3 PHASE
Pulley Adjustment
APPENDIX III. FAN PERFORMANCE cont
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2---StageCooling
ELECTRICAL INFORMATION
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580J*08D,F
MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O
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APPENDIX IV. WIRING DIAGRAM LIST
Wiring Diagrams
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APPENDIX V. MOTORMASTER SENSOR LOCATIONS
Fig. 75 - 580J*08-12D,FOutdoor Circuiting
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III. START-UP
UNIT START-UPCHECKLIST
TEMPERATURES
I. PRELIMINARY INFORMATION