Page 2 - Installation Guide; WARNING; Contents
Installation Guide 2 18-HD72D1-11-EN 1. Safety NOTE: Use 18-gauge color-coded thermostat cable for proper wiring. Shielded cable is not typically required. Keep this wiring at least one foot away from large inductive loads such as Electronic Air Cleaners, motors, line starters, lighting ballasts and...
Page 3 - 24 Programmable Wi-Fi Comfort Control; SPECIFICATION DESCRIPTION; Product Specifications
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 3 SPECIFICATION DESCRIPTION Product Model TCONT824 Product XL 824 Connected Control Size 5-1/2” x 3-3/8” x 1” (WxHxD) Configurations Heat Pump, Heat/Cool, Dual Fuel, Heat Only, Cooling Only Maximum Number of Stages 5 Stages Heat, 2 Stages Coolin...
Page 4 - Network Connections; Wireless Connections
Installation Guide 4 18-HD72D1-11-EN 4. Installation 4.1 Location The 824 is designed for installation in climate controlled living spaces. Place the unit in a central location with good circulation. For proper temperature sensing, avoid exposing the 824 to heat radiated from lamps, sun light, firep...
Page 5 - Wall; This side mounts to wall
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 5 6. Place the Sub-base against the wall in the desired location and mark the wall through the mounting holes. If you are using a wired Internet connection, be sure to mark the cutout for the RJ-45 connector (see Figure 2 on page 5). 7. Drill th...
Page 6 - Field Wiring Connection Diagrams; Heat Pump Diagrams
Installation Guide 6 18-HD72D1-11-EN Field Wiring Connection Diagrams Heat Pump Diagrams Dual Fuel Diagrams Heat/Cool Diagrams PAGE DIAGRAM DESCRIPTION 7 DIAGRAM 1 1 OR 2 STAGE COOLING W/TAM7 MODEL VARIABLE SPEED AIR HANDLER 7 DIAGRAM 2 1 STAGE COOLING W/GAM5A OR TAM4 MODEL AIR HANDLER 8 DIAGRAM 3 1...
Page 7 - Diagram 2 - 1 Stage Cooling w/GAM5A or TAM4 Model Air Handler; - 1 OR 2 STAGE COOLING W/TAM7 MODEL VARIABLE SPEED AIR HANDLER; - 1 STAGE COOLING W/GAM5A OR TAM4 MODEL AIR HANDLER
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 7 4.5 Heat/Cool Applications Diagram 1 - 1 or 2 Stage Cooling w/TAM7 Model Variable Speed Air Handler Diagram 2 - 1 Stage Cooling w/GAM5A or TAM4 Model Air Handler AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1 AUX2AUX2 RC...
Page 8 - Diagram 4 - 2 Stage Cooling w/GAM5B Model Air Handler; - 1 STAGE COOLING W/GAM5B MODEL AIR HANDLER; - 2 STAGE COOLING W/GAM5B MODEL AIR HANDLER
Installation Guide 8 18-HD72D1-11-EN Diagram 4 - 2 Stage Cooling w/GAM5B Model Air Handler Diagram 3 - 1 Stage Cooling w/GAM5B Model Air Handler AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1 AUX2AUX2 RC RH B/C O Y1 Y2 G BK W1W2W3 ODT ODT RS1RS1 O R B Y W3 G W1W2 B Y Optional ...
Page 10 - Diagram 8 - 1 Stage Cooling w/TEM3 Model Air Handler; - 1 STAGE COOLING W/TEM3 MODEL AIR HANDLER
Installation Guide 10 18-HD72D1-11-EN Diagram 8 - 1 Stage Cooling w/TEM3 Model Air Handler Diagram 7 - 1 Stage Cooling w/GAT2 & GAM2 Model Air Handler AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1 AUX2AUX2 RC RH B/C O Y1Y2 G BK W1W2W3 W2W3 ODT ODT RS1RS1 R B G W1 B Y Opti...
Page 11 - Diagram 9 - 1 Stage Cooling w/TEM4 Air Handler; Diagram 10 - 1 or 2 Stage Cooling w/TEM6 Air Handler
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 11 Diagram 9 - 1 Stage Cooling w/TEM4 Air Handler 9-1 STAGE COOLING W/TEM4 AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1AUX1AUX2 AUX2 RCRH B/C O Y1Y2 G BK W1 W2W3 ODTODT RS1RS1 R B B G W1W2 Y Optional Outdoor Sensor*Optional R...
Page 12 - Diagram 12 - 1 or 2 Stage Cooling w/Variable Speed Gas Furnace; 2- 1 OR 2 STAGE COOLING W/VARIABLE SPEED GAS FURNACE; Diagram 11 - 1 Stage w/Cooling Gas Furnace
Installation Guide 12 18-HD72D1-11-EN Diagram 12 - 1 or 2 Stage Cooling w/Variable Speed Gas Furnace AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1AUX2 AUX2 RC RH B/C O O Y1 Y2 Y2 Y1/Ylo Y/Y2 G BK BK W1 W2 W3 ODT ODT RS1 RS1 R R B G W1 W2 B Y/Y1 Optional Outdoor Sensor*Optiona...
Page 13 - Diagram 13 - 1 or 2 Stage Cooling with S9V2 Furnace
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 13 Diagram 13 - 1 or 2 Stage Cooling with S9V2 Furnace Diagram 14 - Package 1 or 2 Stage Heat/Cool w/Variable Speed Blower AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1 AUX2 AUX2 RCRH B/C O Y1 Y/Y1 Y2 Y2 G BK W1W2W3 ODTOD...
Page 14 - Diagram 16 - Ameristar 1 Stage Cooling; 6- AMERISTAR 1 STAGE COOLING
Installation Guide 14 18-HD72D1-11-EN Diagram 15 - Package 1 Stage Heat/Cool w/Non-Variable Speed Blower Diagram 16 - Ameristar 1 Stage Cooling AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1AUX1AUX2 AUX2 RC RH B/C O Y1 Y Y2 G BK W1 W2 W3 ODT ODT RS1RS1 R B G W1 W2 Optional Outdoor ...
Page 15 - Diagram 18 - 1 Stage Heat Pump w/GAM5A or TAM4 Model Air Handler; Heat Pump Applications; 7- 1 OR 2 STAGE HEAT PUMP W/TAM7 MODEL AIR HANDLER; 8- 1 STAGE HEAT PUMP W/GAM5A MODEL AIR HANDLER
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 15 Diagram 18 - 1 Stage Heat Pump w/GAM5A or TAM4 Model Air Handler Diagram 17 - 1 or 2 Stage Heat Pump w/TAM7 Model Air Handler 4.6 Heat Pump Applications AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1 AUX2AUX2 RC RH B/C ...
Page 16 - Diagram 20 - 2 Stage Heat Pump w/GAM5B Model Air Handler; 9- 1 STAGE HEAT PUMP W/GAM5B MODEL AIR HANDLER; 0- 2 STAGE HEAT PUMP W/GAM5B MODEL AIR HANDLER
Installation Guide 16 18-HD72D1-11-EN Diagram 20 - 2 Stage Heat Pump w/GAM5B Model Air Handler Diagram 19 - 1 Stage Heat Pump w/GAM5B Model Air Handler X2 AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1 AUX2AUX2 RC RH B/C O Y1Y2 Y G BK W1W2 G W1 W3 W2 ODT W3 ODT RS1RS1 Y O R B ...
Page 18 - Diagram 24 - 1 Stage Heat Pump w/TEM3 Model Air Handler; 4- 1 STAGE HEAT PUMP W/TEM3 MODEL AIR HANDLER
Installation Guide 18 18-HD72D1-11-EN Diagram 24 - 1 Stage Heat Pump w/TEM3 Model Air Handler Diagram 23 - 1 Stage Heat Pump w/GAT2 & GAM2 Model Air Handler X2 AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1 AUX2AUX2 RC RH B/C O Y1 Y2 Y G BK W1W2 G W1 W3 W2W3 ODT ODT RS1RS1...
Page 19 - Diagram 25 - 1 Stage Heat Pump w/TEM4 Air Handler; 5- 1 STAGE HEAT PUMP W/TEM4 MODEL AIR HANDLER; 6- 1 OR 2 STAGE HEAT PUMP W/TEM6 MODEL VARIABLE SPEED AIR HANDLER
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 19 Diagram 25 - 1 Stage Heat Pump w/TEM4 Air Handler Diagram 26 - 1 or 2 Stage Heat Pump w/TEM6 Variable Speed Air Handler X2 AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1AUX1 AUX2AUX2 RC RH B/C O Y1Y2 Y G BK W1 W2 G W1 W3 W2 ...
Page 20 - Diagram 27 - Package 1 or 2 Stage Heat Pump w/Variable Speed Blower; 7 - Package 1 or 2 Stage Heat Pump w/Variable Speed Blower
Installation Guide 20 18-HD72D1-11-EN Diagram 27 - Package 1 or 2 Stage Heat Pump w/Variable Speed Blower Diagram 28 - Package 1 Stage Heat Pump w/Non-Variable Speed Blower 27 - Package 1 or 2 Stage Heat Pump w/Variable Speed Blower AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1AUX...
Page 21 - Diagram 29 - Ameristar 1 Stage Heat Pump; 9 - AMERISTAR 1 STAGE HEAT PUMP
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 21 Diagram 29 - Ameristar 1 Stage Heat Pump X2 AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1 AUX1 AUX2 AUX2 RC RH B/C O Y1 Y2 Y G BK W1 W2 G W1 W3 W2 W3 ODT ODT RS1 RS1 B R C RD C Optional Outdoor Sensor*Optional Remote Sensor...
Page 22 - Dual Fuel Applications; Diagram 31 - 1 Stage Heat Pump w/Non-Variable Speed Gas Furnace; 0 - 1 OR 2 STAGE HEAT PUMP W/VARIABLE SPEED GAS FURNACE
Installation Guide 22 18-HD72D1-11-EN 4.7 Dual Fuel Applications Diagram 31 - 1 Stage Heat Pump w/Non-Variable Speed Gas Furnace Diagram 30 - 1 or 2 Stage Heat Pump w/Variable Speed Gas Furnace AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1AUX1 AUX2AUX2 RCRH B/C O Y1 Y2 G BK W1W2 G...
Page 23 - Diagram 32 - 1 or 2 Stage Heat Pump w/S9V2 Furnace; 3- PACKAGE 1 OR 2 STAGE DUAL FUEL W/VARIABLE SPEED BLOWER; 2 - 1 OR 2 STAGE HEAT PUMP w/S9V2 FURNACE
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 23 Diagram 32 - 1 or 2 Stage Heat Pump w/S9V2 Furnace Diagram 33 - Package 1 or 2 Stage Dual Fuel w/Variable Speed Blower AUX 1 AUX 2 24VAC HOT COMMON SOV COOLING FAN HEATING ODT RS AUX1AUX1AUX2AUX2 RC RH B/C O Y1 Y2 Y2 G BK W1 W2 G BK W1 W2/X2 ...
Page 24 - DESCRIPTION; Guided Setup Wizards
Installation Guide 24 18-HD72D1-11-EN INSTALLATION WIZARD MENU ITEMS DESCRIPTION Date and Time Set the current date, time and select whether Daylight Savings Time is on or off. Installer Setup Configure the basic equipment components installed and customize how the control operates. See Sections 5.4...
Page 25 - Installer Setup Screens; MENU ITEM
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 25 5.4 Installer Setup Screens From the Installer Setup screens, individual parameters are configured and modified. Use the up and down arrows to scroll through the groups of settings. To change a setting contained in a particular group, press E...
Page 29 - Service reminders
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 29 5.4.7 Group 7 Lockout Settings An Outdoor Temperature Sensor must be enabled for Lockout settings to be selectable. MENU ITEM OPTIONS [DEFAULT] DESCRIPTION Auxiliary Heat Lockout [Disable], Enable Enable auxiliary heat lockout (10° minimum se...
Page 30 - A = Proportional Error; Effects of changing the cycle rates; Cooling Overshoot Clamping Example; OFF Cycle Enforced ON Cycle Allowed
Installation Guide 30 18-HD72D1-11-EN 6. Basic Operation 6.1 PI Control The 824 Control uses proprietary control schemes to provide comfort and energy efficiency. The Control senses indoor temperature and determines capacity needed based on the following parameters: • Mode of operation • Proportiona...
Page 31 - Stage Thresholds; STAGE 2; AUX ELECTRIC HEAT - STAGING THRESHOLDS; AUX FOSSIL HEAT - STAGING THRESHOLDS; AUX WET HEAT - STAGING THRESHOLDS; Stage Inhibits - Compressor Staging; Stage Inhibits - Duel Fuel
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 31 6.6 Stage Thresholds The threshold to allow operation is a Load Value greater than 5 and operation is always terminated with a Load Value less than 1. Load Value also determines when additional stages of operation are requested. To prevent ra...
Page 32 - System Mode
Installation Guide 32 18-HD72D1-11-EN System Mode The 824 has (5) System Modes which can be selected…Heating, Cooling, Off, Emergency Heat and Auto. • Heating – System will only operate in heating mode • Cooling – System will only operate in the cooling mode • Off – System will not operate in heatin...
Page 33 - Advanced Operation; Control response rate; The 824 utilizes the following methods for dehumidification:; Dehumidifier Operation
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 33 7. Advanced Operation 7.1 Control response rate Allows the user to select a set of higher proportional-integral control constants to increase the responsiveness of the Control. Selecting “Fast” will cause the Control to generate load value at...
Page 34 - Compressor Lockout; Lockout options are located in the; AN OUTDOOR; Lockouts can
Installation Guide 34 18-HD72D1-11-EN • Restricted Mode (compressor heat only) – Once enabled an outdoor temperature lockout can be set to disable compressor heating operation. When the outdoor temperature falls below the compressor heat lockout the system will operate on auxiliary heat source only....
Page 35 - Humidifier Operation; Frost Control Structure Integrity Scale; Disable stage inhibit in heating mode only when the outdoor; Ventilation Operation
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 35 • Furnace Heating 1st Stage Lockout – Once enabled, select an outdoor temperature which forces 2nd stage furnace heating operation. 7.6 Humidifier Operation The 824 has the ability to control a humidifier through the normally open dry AUX Con...
Page 36 - MODE
Installation Guide 36 18-HD72D1-11-EN 8. Diagnostic Tools 8.1 Test Modes Access Test Modes by navigating to Service Menu>Test Modes. All test modes will terminate automatically after 60 minutes or can be terminated manually at any time. MODE SETTINGS DESCRIPTION Test Blower 50%, 100% Energize ind...
Page 37 - restore Factory Defaults
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 37 8.5 System report The System Report Screen provides technicians with important system operational data in one, concise screen. The data is provided in real-time and updates as the data changes. The System Report Screen displays the following ...
Page 38 - SYMPTOM
Installation Guide 38 18-HD72D1-11-EN 9. Troubleshooting SYMPTOM POSSIBLE CAUSES ACTION Control displays an alert code on the screen. A critical or major alert is present. Navigate to the Diagnostic screen on the 824 Control for a Problem Description and Possible Cause. Display will not come on Loss...
Page 39 - Notice; INFORMATION TO USER
824 Programmable Wi-Fi Comfort Control 18-HD72D1-11-EN 39 10.1 FCC Notice INFORMATION TO USER This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference and (2) This device must accept any interference ...
Page 41 - ACONT824 Installation Guide; American Standard Gold 824; WORKS WITH
11-HD13D1-10-EN ACONT824 Installation Guide American Standard Gold 824 Connected Control ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES IMPORTANT — This Document is customer property and is to remain with this unit. These instructions do not cover all variations in ...
Page 43 - Standard USB receptacle)
824 Programmable Wi-Fi Comfort Control 11-HD13D1-10-EN 3 SPECIFICATION DESCRIPTION Product Model ACONT824 Product Gold 824 824 Connected Control Size 5-1/2” x 3-3/8” x 1” (WxHxD) Configurations Heat Pump, Heat/Cool, Dual Fuel, Heat Only, Cooling Only Maximum Number of Stages 5 Stages Heat, 2 Stages ...
Page 79 - Reorient or relocate the receiving antenna
824 Programmable Wi-Fi Comfort Control 11-HD13D1-10-EN 39 10.1 FCC Notice INFORMATION TO USERThis device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference and (2) This device must accept any interference r...