Honeywell TH8321 User Manuals

Table of Contents

• APPLICATION

  1
• Features

  1
• Specifications

  2
• INSTALLATION

  4
  • When Installing this Product...

    4
  • Selecting Location

    4
  • Installing Wallplate

    4
• WIRING (Fig. 9 - 21)

  5
• POWER THE THERMOSTAT

  11
  • Wiring 24 Vac Common

    11
  • Installing Batteries

    11
  • Mount Thermostat to Wallplate

    11
  • Locate and Mount C7089U Outdoor Temperature Sensor (Optional)

    12
  • Wire C7089U Outdoor Sensor

    12
  • Locate and Mount C7189U Remote Indoor Temperature Sensor (Optional)

    13
  • Wire C7189 Indoor Sensor

    13
  • Set Calendar and Time

    14
• INSTALLER SETUP

  15
• INSTALLER SYSTEM TEST

  20
  • How to Use the Installer System Test

    20
  • Installer System Tests

    20
• operation

  21
  • Thermostat Keys

    21
  • Thermostat Display

    21
  • System and Fan Settings

    21
  • User Setup

    21
• PROGRAMMING

  23
  • Preprogrammed Energy-saving Settings

    23
  • Program Heating and Cooling Schedule

    23
  • Edit Schedule

    24
  • Cancel a Schedule Period

    24
  • Operate VisionPRO™ 8000 Touchscreen

    26
  • Set Time

    26
  • Set Temperature Overrides

    26
  • Clean Thermostat Screen

    27
  • Replace Batteries

    28
  • Battery Tips

    28
  • Screen Locks

    28
  • Outdoor Temperature

    29
  • Remote Indoor Temperature

    29
  • Indoor Air Quality Reminders

    29
  • Temperature Recovery

    31
  • P+I Control

    31
  • Minimum Off-Timer

    32
  • Dehumidification Droop Control

    33
  • Special Heat Pump Operation

    33
  • Heat Pump LED Indication (Requires 24 Vac Common Connection)

    33
  • Heat Pump Emergency Heat LED Indication (Requires 24 Vac Common Connection)

    33
  • Heat Pump Temperature Lockouts

    33
  • C7089U Outdoor Temperature Sensor

    36
  • C7189U Remote Indoor Temperature Sensor

    37
• Troubleshooting (Table 14)

  38