Carrier Connect 33CONNECTSTAT43FX Installation Manual

Carrier Connect 33CONNECTSTAT43FX Installation Manual

Wi-fi thermostat

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Carrier ©2021 · Catalog No. 11-808-872-01 · 12/3/2021
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Table of Contents
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Summary of Contents for Carrier Connect 33CONNECTSTAT43FX

  • Page 1 ™ ™ Carrier ©2021 · Catalog No. 11-808-872-01 · 12/3/2021...
  • Page 2 Verify that you have the most current version of this document from www.hvacpartners.com, the Carrier Partner Community website, or your local Carrier office. Important changes are listed in Document revision history at the end of this document. Carrier ©2021. All rights reserved.
  • Page 3: Table Of Contents

    Contents What is the Carrier Connect™ 33CONNECTSTAT43FX Thermostat? ............... 1 Specifications ................................ 2 Programmable and non-programmable installations ..................3 Inputs ..................................5 Outputs ................................... 6 Wiring the Carrier® Connect™ Wi-Fi Thermostat ..................... 7 To wire duel fuel systems and furnace / AC systems ..................7 To wire an air handler with heat pump or with AC ..................
  • Page 5: What Is The Carrier Connect™ 33Connectstat43Fx Thermostat

    • Wi-Fi connectivity (supports 802.11 a/b/g/n standards and utilizes a Broadcom chipset) • Cloud Connectivity using the Carrier Connect mobile app (iOS and Android). • Optimized installation (“finger friendly” spring-loaded connectors that accept 16 to 24 AWG wire and NO screwdriver required for wire insertion and removal) •...
  • Page 6: Specifications

    What is the Carrier Connect™ 33CONNECTSTAT43FX Thermostat? Specifications Power requirements 24 Vac +/- 10% @ 3VA Network Requirements Wi-Fi connectivity supports Wi-Fi: 802.11 a/b/g/n standards on 2.4 GHz networks Environmental Operating: 32° to 104°F (0° to 40°C) temperature range Storage: -40° to 135°F (-40° to 57°C) Humidity range Operating: 10% to 95%, non-condensing, 32°...
  • Page 7: Programmable And Non-Programmable Installations

    What is the Carrier Connect™ 33CONNECTSTAT43FX Thermostat? Programmable and non-programmable installations The thermostat combines all 24 Vac output demand control functions needed for the following types of thermostat programmable and non-programmable installations: Cool only (up to 3 stages of cooling) •...
  • Page 8 What is the Carrier Connect™ 33CONNECTSTAT43FX Thermostat? • Heating W1 - first stage heat ○ W2 - second stage heat ○ W1 + W2 - third stage heat ○ HP with electric heat (up to 2 stages of cooling and 5 stages of heating with 3 stages auxiliary) •...
  • Page 9: Inputs

    What is the Carrier Connect™ 33CONNECTSTAT43FX Thermostat? Definitions Heating equipment If the Y1, W1, or W2 (W2 in electric heat systems only) outputs are energized when the mode is set to HEAT, EHEAT, or AUTO, operating in Heat, then the heating equipment is on.
  • Page 10: Outputs

    What is the Carrier Connect™ 33CONNECTSTAT43FX Thermostat? Remote humidity sensor (0-10 volt or 4-20 mA) The remote humidity measurement is calculated from the 0-10 volt or the 4-20 mA signal applied between H and C. When the output of the duct sensor is the 4-20 mA signal, a 500 ohm load resistor must be connected between H and C.
  • Page 11: Wiring The Carrier® Connect™ Wi-Fi Thermostat

    Wiring the Carrier® Connect™ Wi-Fi Thermostat Wiring the Carrier® Connect™ Wi-Fi Thermostat To wire duel fuel systems and furnace / AC systems Dual fuel systems Furnace / AC systems Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 12 Wiring the Carrier® Connect™ Wi-Fi Thermostat Dual fuel systems Furnace / AC systems Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 13: To Wire An Air Handler With Heat Pump Or With Ac

    Wiring the Carrier® Connect™ Wi-Fi Thermostat To wire an air handler with heat pump or with AC Air handler / heat pump systems Air handler / AC systems Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 14 Wiring the Carrier® Connect™ Wi-Fi Thermostat Air handler / heat pump systems Air handler / AC systems Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 15: To Wire Hotel Systems

    Wiring the Carrier® Connect™ Wi-Fi Thermostat To wire hotel systems To wire for BACnet communication NOTE Use the specified type of wire and cable for maximum signal integrity. Cable 22 or 24 AWG, low-capacitance, twisted, stranded, shielded copper wire Maximum length...
  • Page 16: Registering And Setting Up A Mobile Device For Enhanced Access

    Downloading the Connect™ App provides enhanced access to your device. The Connect™ App is available for Apple IOS® at App Store® or at Google Play® for Android devices. Search for Carrier Connect™ Thermostat. NOTE Device compatibility: Apple IOS® 7.0 or later or Android 4.2 or later After downloading Connect™...
  • Page 17: Using The Connect Website Or App

    ○ Find and Expert ○ Logout ○ After logging in, a list appears of thermostats that you have registered and that have been shared with you. Click Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 18 Select the time at the bottom of the screen to adjust the start or stop time of each period in 15 minute increments. • Select Copy to apply that schedule to other days of the week. • Adjust the setpoints for each period. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 19 Displays the name and phone number of the service company or individual who is responsible for servicing the system. NOTE Requires advanced security level to edit these settings. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 20: Getting To Know The User Interface

    Above the space temperature, the current state of occupied or unoccupied displays, unless you have temporarily overridden the program schedule settings. When overridden, the banner displays PAUSED and shows the time remaining in the override. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 21: Occupancy/Enter Pin Screen

    If an invalid PIN is entered 5 consecutive times, the thermostat is completely locked out for 15 minutes. The top banner displays LOCKOUT and shows the time remaining until another unlock can be attempted. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021...
  • Page 22: Changing The Setpoints

    NOTE If the thermostat is setup as a non-programmable thermostat or them MAX HOLD time is set to OFF, then the bottom middle button is not displayed. The installer designates and clamps setpoints within a range. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 23: Changing The Fan

    5-second mode button). See Timers (page 50) for additional descriptions of the MINIMUM OFF timer and the MINIMUM ON timer. NOTE Some modes may not be available, based on the INDOOR EQUIPMENT TYPE or the COMPRESSOR TYPE selections made in Installer Settings. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 24: Using The Menu For Advanced Features

    Press SELECT to activate the up and down arrows. Press the up or down arrows to advance through the menu options to view or change the value for each setting. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 25: To Adjust Date And Time

    The time and date are updated/synced automatically at the top of each hour, unless SYNC TIME TO SERVER is set to NO. DST ENABLE—Enable or disable automatic Daylight Saving Time change in the thermostat Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 26: To Adjust Occupancy Settings

    MAX HEAT SETPOINT. • If the installer has configured the thermostat for non-programmable operation and remote occupancy is disabled, this setting is not available. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 27 Use up and down arrows to change start time ○ Use OCC/UNOCC to change occupancy ○ The bottom middle button is labeled the opposite of the current occupancy selection ○ Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 28: To Adjust The Display Settings

    During this time, a 10-second countdown value shows and then normal touchscreen function resumes. Two screens display the thermostat software versions. They are for informational purposes only. • APP VERSION displays the application. • BOOT VERSION displays the bootloader. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 29 1. When the days of the week are displayed, an occurrence value is shown in the heat setpoint. This allows the user to enter a special holiday. NOTE If the thermostat has been configured for non-programmable operation, the HOLIDAY screen is not available in the Menu settings. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 30: To Adjust The Banner Text

    • When set to YES, the dormant screen banner displays either FAN OFF or FAN ON, based on the state of the fan output. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 31 When set to YES, the home and dormant screen banners display the supply air temperature. • SAT TEMP setting is only displayed if the REMOTE SENSOR (Installer Settings) is set to SAT Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 32: Using Installer Settings

    • AUTO ALLOWED setting is not available When set to HP, the O output is not available for optional functions such as HUMIDIFIER, DEHUMIDIFICATION, and OCCUPANCY OUTPUT. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 33 The auto changeover time becomes active the next time the system is operating in heat and there is a cool demand, or the system is operating in cooling and there is a heating demand. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 34 NOTE This selection is not available if the thermostat has been configured as non- programmable. F OR C UNITS—Sets the temperature units to either F (Fahrenheit) or C (Celsius). Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 35 -5 to - 1 perceived temperature or a different temperature measuring device. 1 to 5°F -2.7 to - 0.5 0.5 to 2.7°C Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 36 If there is no valid outdoor temperature in the system, the cooling is not inhibited. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 37 (acts as if the setting is OFF). • If the system does not have a 2-stage heat pump, this selection is not available. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 38 52 – 90 °F schedule. (1°F increments) NOTE This setting is not available if the COMPRESSOR is set to NONE. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 39 This change to the heat pump lockout temperature is not visible to the user while the auxiliary heat lockout temperature is being changed. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 40 (e.g. A chosen differential value of 0.5°F requires 0.5° difference between setpoint and space temperature before first stage is turned on. Then a value of 1.0 degree of difference between setpoint and space temperature before second stage is turned on.) Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 41 HUIDITY OFFSET—Set an offset to the displayed humidity. This functionality offers the end user the convenience of matching the actual sensed humidity to a different perceived humidity or a different humidity measuring device. -9 to 9%rh Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 42 The O/B output is used for heat pump equipment, the humidifier, and the dehumidifier setting of the HumidiMiZer™. • The W2 output is used for 2 stages of heating, the humidifier, and the dehumidifier setting of HumidiMiZer™. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 43 This setting is not available if the configurable outputs (Y3, O/B, and W2) are already assigned to other functions. Any configurable output that is already assigned to another function is not shown in the DEHUM OUTPUT selections. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 44: To Set Up Bacnet

    This setting is not be displayed if BACnet is disabled. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 45 Changing the Device ID triggers an I-Am message to be sent over BACnet and will increment the Database Revision property in the Device object. This setting is not displayed if BACnet is disabled. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 46 60 – 60 minutes NOTE This setting is not displayed if BACnet is disabled. UNLM - Unlimited Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 47 Any output that is still available after configuring primary and optional equipment can be made available as a BACnet network-controlled output. This setting is not displayed if BACnet is disabled. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 48 This allows for recovery time (10 minute increments) when transitioning from unoccupied to occupied periods The top line in this screen scrolls to display ID TEMP FLT INHIBIT. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 49: To Test The Hvac System

    EHEAT is only a choice when a heat pump is selected in the configuration. • HEAT is not available in a cooling-only configuration. • COOL is not available in a heating-only configuration. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 50: To Restore Factory Default Settings

    LOW COOL LOCKOUT TEMP LOW HEAT LOCKOUT TEMP TIME B/W FUEL TYPES 15 MIN CYCLES PER HOUR HUMIDIFIER DEHUMIDIFIER MAX HEAT SETPOINT - 88°F MIN COOL SETPOINT 52°F Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 51 DEVICE DESCRIPTION DESCRIPTION BACNET BMS OCCUPANCY BACNET CONFIG WRITE ENABLE NETWORK GP OUT TIMEOUT 2 MIN NETWORK GP Y3 MODE NETWORK GP W2 MODE NETWORK GP OB MODE Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 52: Setting Up Wi-Fi

    SSID - Scrolls for the first 5 seconds CMML- Scrolls after 5 seconds When the thermostat is connected to a Wi-Fi network, the network SSID is displayed. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 53 F and the numbers 0 through 9. The DSN is the name used to identify the thermostat in the Carrier Connect Mobile App. The name starts with the letters AC followed by 13 letters and numbers. The DSN scrolls across the top of the display.
  • Page 54: Timers, Memory, And Deadband

    The thermostat controls the number of degrees (°F or °C) between the heating and cooling setpoints. If the user changes a setpoint that violates the deadband requirement, the opposite mode setpoint is “pushed” to enforce the deadband. The deadband setting is fixed at 2°F. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide...
  • Page 55: Faults And System Events

    The Faults and System events display in the banner while fault condition exists. You can see a history of the faults and system events in Carrier Connect mobile app under Alerts. The history is comprised of the 5 most recent logged items, with the most recent event being listed at the top.
  • Page 56 Remote sensor is set to ECFL and there is a short between terminals T and C. System Events FILTER REMINDER Filter change reminder is active (run hours have expired or remote input shorted). Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 57: Appendix A: Bacnet Points List

    Indoor Temperature Offset GATED_WRITE DELTA_DEGREES_FAHRENHEIT ID_TEMP_OFF AV:517 Indoor Humidity Offset GATED_WRITE PERCENT_RELATIVE_HUMIDITY ID_HUM_OFF AV:518 SAT Temp Offset GATED_WRITE DELTA_DEGREES_FAHRENHEIT SAT_OFFSET AV:519 Air Filter Hours READ_ONLY HOURS AIR_FLT_HRS AV:520 Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 58 GATED_WRITE 0=OCCUPIED OCC_IN_POL BV:500 1=UNOCCUPIED Auto Mode Allowed GATED_WRITE 0=NO ALLOW_AUTO BV:501 1=YES Prog Mode Allowed GATED_WRITE 0=NO ALLOW_PROG BV:502 1=YES Celsius Display GATED_WRITE 0=F° CELSIUS_DISP BV:503 Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 59 1=ACTIVE LOCKOUT-5 BAD PIN READ_ONLY 0=INACTIVE LOCKOUT_FAIL BV:916 ENTRIES 1=ACTIVE Current Mode Status READ_ONLY 1=OFF CURRENT_MODE MSV:300 2=HEAT 3=COOL User Mode READ_WRITE 1=OFF USER_MODE MSV:400 2=HEAT 3=COOL Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 60 MSV:505 Terminal 2=Y3 3=O/B 4=W2 Dehumidification Output GATED_WRITE 1=OFF DEHUM_OUTPUT MSV:506 Terminal 2=Y3 3=O/B 4=W2 Smart Recovery GATED_WRITE 1=NO SMART_RECVRY MSV:507 2=30 MIN 3=60 MIN 4=90 MIN Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 61 Network GP OB Mode GATED_WRITE 1=DISABLED NET_GP_OB_MODE MSV:511 2=ENERGIZED_ACTIVE 3=ENERGIZED_INACTIVE Humidity Source GATED_WRITE 1=STAT HUM_SOURCE MSV:512 2=REMOTE Remote Humidity Scale GATED_WRITE 1=2-10V REM_HUM_SCALE MSV:513 (4-20mA w/ext 500 Ohm) 2=0-10V Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 62: Appendix B: Bacnet Functionality

    Device Management BIBBs Execute Who-Is and Initiate I-Am (DM-DDB-B) Execute Who-Has and Initiate I-Have (DM-DOB-B) Execute TimeSynchronization (DM-TS-B) Execute UTCTimeSynchronization (DM-UTC-B) Execute ReinitializeDevice (DM-RD-B) Execute DeviceCommunicationControl (DM-DCC-B) Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 63: Appendix C: Bacnet Constraints

    The output is not used in the current configuration. Unreliable-other This object is not relevant with the current configuration. No-sensor The sensor is not used in the current configuration. Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 64: Appendix D: Bacnet Object Instance Ranges

    Appendix D: BACnet Object Instance Ranges Appendix D: BACnet Object Instance Ranges Instance Range Object Type Device Inputs Device Outputs Status User Configuration Installer Configuration Faults Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 65: Appendix E: Bacnet Object Notes

    Mode Object, and the timeout status. Controlling Object Value Mode Object Value Timed out? Physical Output State DISABLED De-energized ENERGIZED_ACTIVE De-energized ENERGIZED_INACTIVE Energized Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 66 The following table shows the three outputs and the objects that configure and control them. Controlling Object Mode Object Physical Output NET_GP_Y3_OUT (BV211) NET_GP_Y3_MODE (MSV509) NET_GP_W2_OUT (BV212) NET_GP_W2_MODE (MSV510) NET_GP_OB_OUT (BV213) NET_GP_OB_MODE (MSV511) Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 67: Document Revision History

    Important changes to this document are listed below. Minor changes such as typographical or formatting errors are not listed. Date Topic Change description Code* No changes yet. * For internal use only Carrier Connect™ Wi-Fi Thermostat 33CONNECTSTAT43FX CARRIER CORPORATION ©2021 Installation Guide All rights reserved...
  • Page 70 Carrier ©2021 · Catalog No. 11-808-872-01 · 12/3/2021...

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