Carrier 39L specifications Installation, Operation, Start-Up Instructions, Contents

Page 1

39L,NX Central Station Air-Handling Units With Product Integrated Controls (PIC)

Installation, Operation, and

Start-Up Instructions

CONTENTS

Page

SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . 2

GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-64

Service Area Requirements . . . . . . . . . . . . . . . . . . . 2

Remote Control Box Option . . . . . . . . . . . . . . . . . . 2

·REMOTE CONTROL BOX CONDENSATE PREVENTION

Make Electrical Connections

. 3

Variable Frequency Drives

38

Water Valve Assemblies

38

· VALVE WIRING

 

Duct Static Pressure Probe (VAV Units)

39

Space Temperature Sensor

40

Outdoor-Air Temperature Sensor

42

Mixed-Air Temperature Sensor

42

Enthalpy Switch

43

· CONTROL RANGES

 

Supply-Air Temperature Sensor

44

Return-Air Temperature Sensor

44

Heat Interlock Relay

45

Fan Relay

45

Duct High Humidity Switch

45

Wall-Mounted Relative Humidity Sensor

46

Duct-Mounted Relative Humidity Sensor

47

·LOCATION FOR OUTSIDE AIR RELATIVE HUMIDITY

·LOCATION FOR RETURN AIR RELATIVE HUMIDITY

Mixing Box Linkage . . . . . . . . . . . . . . . . . . . . . . . . . 47

Air¯ow Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Low-Temperature Thermostat . . . . . . . . . . . . . . . . 48

Outdoor-Air Thermostat . . . . . . . . . . . . . . . . . . . . . 48

Filter Status Switch . . . . . . . . . . . . . . . . . . . . . . . . . 49

High-Pressure Switch . . . . . . . . . . . . . . . . . . . . . . . 49

Air Quality Sensors . . . . . . . . . . . . . . . . . . . . . . . . . 49

Constant Outside Air (OAC) Control . . . . . . . . . . 50

·PROBE INSTALLATION

·OAC CALIBRATION

·USING OAVP VALUES TO DETERMINE DUCT AIRFLOW

·FIELD-SUPPLIED OR HIGH-VELOCITY PRESSURE TRANSDUCERS

Field Wiring Connections . . . . . . . . . . . . . . . . . . . . 52

·REMOTE LOCAL INTERFACE DEVICE (HSIO)

·RETURN-AIR TEMPERATURE SENSOR, OUTDOOR-AIR TEMPERATURE SENSOR, ENTHALPY SWITCH, AND MIXED-AIR TEMPERATURE SENSOR

·SPACE TEMPERATURE SENSOR (SPT)

·DAMPER ACTUATORS

·SMOKE CONTROL OPTION

·ANALOG DEVICE FOR ANALOG OUTPUT TEMPERATURE CONTROL

·DEVICE UNDER DISCRETE OUTPUT TEMPERATURE CONTROL

·DISCRETE OUTPUT DEVICE UNDER TIMECLOCK CONTROL

·HUMIDIFICATION DEVICES

·AIR QUALITY SENSOR

·OUTSIDE AIR VELOCITY PRESSURE (OAVP) SENSOR

·FAN VOLUME CONTROL

·ELECTRIC HEATER

·CARRIER COMFORT NETWORK INTERFACE

·OUTDOOR-AIR THERMOSTAT

CONTROL SYSTEM . . . . . . . . . . . . . . . . . . . . . . . 64-68

Processor (PSIO Master) and Option (PSIO Slave)

Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

Relay (DSIO) Module . . . . . . . . . . . . . . . . . . . . . . . 65

Local Interface Device (HSIO) . . . . . . . . . . . . . . . 67

CONTROL OPERATION . . . . . . . . . . . . . . . . . . . 69-91

Accessing Functions and Subfunctions . . . . . 69

Display Functions . . . . . . . . . . . . . . . . . . . . . . . . . . 69

·SUMMARY DISPLAY

·STATUS FUNCTION

·HISTORY FUNCTION

·TEST FUNCTION

Programming Functions . . . . . . . . . . . . . . . . . . . 81

·SERVICE FUNCTION

·SET POINT FUNCTION

·SCHEDULE FUNCTION

CONTROL OPERATING SEQUENCE . . . . . . . 92-102

Constant Volume and Variable Air

Volume Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

Constant Volume Units Only . . . . . . . . . . . . . . . . 96

Variable Air Volume Units Only . . . . . . . . . . . . . 99

START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103-108

Initial Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

Quick Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

Electronic Valve Actuator Field Test . . . . . . . . 108

CONTROL LOOP CHECKOUT . . . . . . . . . . . . 108,109 To Check Operation of Analog Outputs . . . . . 108

VALVE TROUBLESHOOTING . . . . . . . . . . . . . 109-111

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

All 1¤2-in. Through 11¤4-in. Electric Hot Water/Steam

Valve Assemblies . . . . . . . . . . . . . . . . . . . . . . . 109

All 11¤2-in. Through 3-in. Valve Assemblies . . 110

CONTROL MODULE

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . 111,112

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111

Module Replacement (PSIO, DSIO) . . . . . . . . . 112

UNIT TROUBLESHOOTING . . . . . . . . . . . . . . . 113-115

METRIC CONVERSION CHART . . . . . . . . . . . . . 116

Manufacturer reserves the right to discontinue, or change at any time, speci®cations or designs without notice and without incurring obligations.

Book

3

 

PC 201

Catalog No. 533-913

Printed in U.S.A.

Form 39L,NX-2SI

Pg 1

3-96

Replaces: 39L,NX-1SI

Tab

1b

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents Contents Installation, Operation, Start-Up InstructionsInstallation Safety ConsiderationsGeneral Page IGV ABXPIC VAVFMB Ð Filter Mixing Box Direct ExpansionMXB Ð Mixing Box Normally ClosedControl Box for Remote Mounting Aotc AFSAQ1 AQ2PIC Section Control Box Component Arrangements, 39L PIC Section Control Box Component Arrangement, 39NX Sizes PIC Section Control Box Component Arrangement, 39NX Sizes Page Address Input and Output PointsUnit Wiring Schematic, 39L Sizes 03-35 115 v, Typical Unit Wiring Schematic, 39L Sizes 03-35 115 v, Typical Unit Wiring Schematic, 39L Sizes 03-35 115 v, Typical Unit Wiring Schematic, 39L Sizes 03-35 115 v, Typical Unit Wiring Schematic, 39L Sizes 03-35 115 v, Typical Unit Wiring Schematic, 39L Sizes 03-35 115 v, Typical Unit Wiring Schematic, 39NX Sizes 07-21 115 v, Typical Unit Wiring Schematic, 39NX Sizes 07-21 115 v, Typical Unit Wiring Schematic, 39NX Sizes 07-21 115 v, Typical Unit Wiring Schematic, 39NX Sizes 07-21 115 v, Typical Unit Wiring Schematic, 39NX Sizes 07-21 115 v, Typical Unit Wiring Schematic, 39NX Sizes 07-21 115 v, Typical Unit Wiring Schematic, 39NX Sizes 26-92 115 v, Typical Unit Wiring Schematic, 39NX Sizes 26-92 115 v, Typical Unit Wiring Schematic, 39NX Sizes 26-92 115 v, Typical Unit Wiring Schematic, 39NX Sizes 26-92 115 v, Typical Unit Wiring Schematic, 39NX Sizes 26-92 115 v, Typical Unit Wiring Schematic, 39NX Sizes 26-92 115 v, Typical Page Page Page Page Page Page Terminal Signal Junction Box Connections for Optional Remote Control BoxValve Assembly Typical Hot Water Valve Wiring Duct Static Pressure Probe Chilled Water Valve WiringNema Ð National Electrical Manufacturers Association Ohms Resistance TemperatureMixed-Air Temperature Sensor HH79NZ021 Installation Supply/Return Air Temperature Sensor HH79NZ019 Enthalpy Control SettingsCOI L Comno Wall-Mounted Relative Humidity Sensor Fig Duct-Mounted Relative Humidity Sensor Locations Air¯ow Switch P/N HK06WC030 CGCDXSEN002A00 CO2 Sensor AccessoriesCGCDXSEN003A00 CGCDXGAS001A00CO2 Concentration PPM Air Quality CO2 Sensor Wall Mount Version ShownOAC Pressure Transducers Manufacturer Part Number Recommended Sensor Device WiringProcessor Sensor Module PIN noField Wiring of Sensors Stroke Recommended ActuatorsField-Supplied Mixing Box Actuator Signal Wiring High-Pressure Switch Remove Jumper HAND/OFF/AUTO Switch Tran Ð TransformerEvacuation Supply Fan Contactor Fire Shut Down Terminal BlockPres Single-Pole, Double-Throw Spdt Relay Wiring of Device Under Discrete Output Temperature Control Wiring of Two-Stage Humidication Control Relays Duct Mounted Relative Humidity Transmitter Wiring Air Quality and Oavp Sensor Wiring Wiring of Return Fan Volume Control With IGVs Control System Pulse-Type Meter WiringCCN Communication Wiring Air Handling Unit AHURelay Module Outdoor Air ThermostatFunction USE Keys Local Interface Device Key UsageOperative USE Keys Functions and Subfunctions Status History Schedule Service Set Point TestSUB Function Number OavpOperation Keyboard Display Description Entry Control OperationStatus Keyboard DirectoryInputs VAV Direct Expansion Oavp Ð Outside Air Velocity Pressure AIRQUAL1 SET Point Quick Test History Example 2 Ð Reading Current Operating Modes Example 1 Ð Reading Alarm CodesKeyboard Display Comments Entry Response Display Codes AlarmsForce States Display DescriptionExample 3 Ð Forcing An Input Value State of Items ControlledExample 4 Ð Forcing An Output Value Relay StagesExample 6 Ð Logging On and Logging Off Service Function Example 5 Ð Using Quick TestKeyboard Display Comments Entry Response To LOG on To LOG OFFService Conguration Ranges and Defaults Analog Output Temperature Control Example 8 Ð Conguration of Measurements Example 7 Ð Reading and Changing Factory CongurationsExample 9 Ð User Congurations Example 10 Ð Conguration of Heating Coil Example 11 Ð Conguration of Space Temperature ResetExample 12 Ð Conguration of Loadshed Example 15 Ð Conguration of Analog Temperature Control Example 14 Ð Conguration of Alarm LimitsExample 13 Ð Conguration of Fan Tracking Example 17 Ð Service History Conguration Example 16 Ð Conguration of Discrete Temperature ControlExample 18 Ð Service/Maintenance Alarm Conguration Set Point Ranges and DefaultsExample 22 Ð Setting Daylight Savings Time Example 21 Ð Setting of Time and DateExample 20 Ð Reading and Changing System Set Points Schedule I Sample Time Schedule Example 23 Ð Setting of HolidaysKeyboard Display Comment Entry Response Programming Period Example 24 Ð Using the Schedule FunctionPeriod 1 Dene schedule period For this example, Period 6 is used for holiday only Control Operating Sequence Constant Volume and Variable Air Volume UnitsPage Page OAT Ð Outdoor-Air Temperature MAT Ð Mixed-Air TemperatureIAQ Indoor-Air QualityConstant Volume Units Only RAT Ð Return-Air CCV Ð Cooling Coil ValveDX Submaster Gain Control Operation Variable Air Volume Units Only Page OAC Outside AirConstant Outside Air Oavp Ð Outside Air Velocity Pressure102 Initial Check START-UPKeyboard Display COMMENTS/ACTION Entry Response Test of Input SignalsFollowing Keyboard Display COMMENTS/ACTION Entry Response FSD NRMFor Variable Air Volume Units Test of Output SignalsElectric Heater Test Test of Output Options Using Option ModuleDirect Expansion DX Cooling Test Control Loop CheckoutDigital DC Volt Meter vs DC Milliamp Meter DC Milliamps DC VoltageRecommended Gain Starting Valves Valve TroubleshootingExample 25 Ð Forcing An Output Typical LinkagesIGV % HCV 10/FORCEDExample 26 Ð Heating Coil Valve Test Way Normally Open Control Module TroubleshootingExit Test Dsio Problem Possible Cause Corrective Action Unit TroubleshootingHCV, CCV, IGV OAC malfunctioning IAQ featuresMalfunctioning Metric Conversion Chart

39L specifications

The Carrier 39L is a cutting-edge air conditioning unit designed for both residential and commercial applications, providing exceptional cooling and heating performance. Equipped with advanced technologies, this system ensures optimal climate control while maintaining energy efficiency.

One of the standout features of the Carrier 39L is its inverter technology. This innovation allows the system to adjust its compressor speed based on the ambient temperature, which results in a significant reduction in energy consumption. By operating at varying capacities rather than a fixed output, the 39L can maintain a consistent temperature, enhancing comfort while lowering electricity bills.

The Carrier 39L also includes a high-efficiency air filtration system, designed to capture dust, allergens, and other airborne particles. This not only improves indoor air quality but also promotes a healthier living environment. The filtration system is complemented by anti-bacterial treatment, ensuring that the air circulated within your space is both clean and refreshing.

In terms of design, the Carrier 39L boasts a sleek and compact form factor, making it easy to integrate into various settings, from homes to offices. Its quiet operation is another notable feature, as it minimizes noise levels, allowing occupants to enjoy a serene atmosphere without disruptive sound.

Further enhancing convenience, the Carrier 39L comes equipped with smart connectivity options. Users can control the unit remotely via a smartphone app, making it easy to adjust settings, program schedules, and monitor energy usage from anywhere. This feature not only improves user experience but also supports energy-saving practices.

Durability is also a key characteristic of the Carrier 39L. Constructed with high-quality materials and coated with corrosion-resistant treatments, the unit is built to withstand various environmental conditions. This ensures long-lasting performance and reduces the need for frequent maintenance.

Overall, the Carrier 39L is a versatile, efficient, and user-friendly air conditioning solution. Its blend of advanced technologies, energy-saving capabilities, and robust design makes it an ideal choice for those seeking reliable climate control in their spaces. Whether for residential comfort or commercial necessity, the Carrier 39L stands out as a leader in modern air conditioning.
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