Page 2 - SPECIFICATIONS
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 62-0311—13 2 SPECIFICATIONS Supply Voltages: TB6575A1016 and TB6575B1000: • 120 Vac ±10% at 50/60Hz • 240 Vac -15% to +10% at 50/60Hz TB6575C1016: • 120 Vac ±10% at 50/60Hz • 240 Vac -15% to +10% at 50/60Hz • 277 Vac ±10% at 50/60Hz TB8575A1016: • 20 to 30 ...
Page 3 - INSTALLATION; When Installing this Product...; WARNING; Location; Mounting and Wiring; CAUTION
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 3 62-0311—13 Table 2. Applications and Features Fig. 1. Dimensions in inches (mm). INSTALLATION When Installing this Product… 1. Read these instructions carefully. Failure to follow them could damage the product or cause a hazard- ous condition. 2. Check th...
Page 5 - Terminal Wiring
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 5 62-0311—13 Fig. 3. Mounting sub-base and thermostat using the adaptor plate (50033847-001). Terminal Wiring Table 3 provides the terminal wiring for each model and application. NOTE: The TB6575A1016,TB6575B1000 and TB6575C1016 models have color coded fly ...
Page 7 - Accessory Wiring; Remote Pipe Sensor Wiring; Sensor Wiring for Temperature
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 7 62-0311—13 Accessory Wiring Remote Pipe Sensor Wiring The remote pipe sensor is used for 2 pipes auto and 2 pipes heat and cool with auxiliary heat changeover. The pipe sensor will sense the temperature in the pipes to tell the thermostat when the system ...
Page 8 - Thermostat Wiring Diagrams
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 62-0311—13 8 Thermostat Wiring Diagrams The figures in this section illustrate typical wiring for: • TB6575A1016,TB6575B1000 and TB6575C1016 fan coil thermostats, which are 120/240/277 Vac powered. Refer to Fig. 7–Fig. 13, beginning on page 8. • TB8575A1016...
Page 10 - Removing the Thermostat; SETUP; Freeze Set to
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 62-0311—13 10 Fig. 19. Two pipes (Heat or Cool) with Auxiliary Heat and Manual Changeover wiring diagram (24 Vac shown). . Fig. 20. Wiring diagram when missing a wire for electromechanical retrofit (24 Vac shown). Removing the Thermostat WARNING Risk of ele...
Page 11 - Setup
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 11 62-0311—13 Fig. 23. LCD display showing default screen. Power-up At power-up, the thermostat’s LCD shows all display segments for two seconds, enters a self-test mode for a few seconds, and then displays the current room temperature (default screen), as ...
Page 15 - OPERATION; PROPORTIONAL + INTEGRAL; Economy Setback Modes; Test
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 15 62-0311—13 3. After the desired value displays, press the System button to store your value selection and display the next IT code. NOTE: Exiting Installer Test Mode is the same as the method for entering test mode, Fig. 25. Installer Test (IT) mode scre...
Page 18 - TROUBLESHOOTING
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS 62-0311—13 18 TROUBLESHOOTING Table 8 provides troubleshooting information. Table 8. Troubleshooting. Symptom Possible Cause Action Display does not come on. Thermostat is not being powered. For TB6575A/B/C, check for 120/240/277 Vac between L and N. For TB...
Page 20 - Automation and Control Solutions
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS Automation and Control Solutions Honeywell International Inc.1985 Douglas Drive NorthGolden Valley, MN 55422customer.honeywell.com ® U.S. Registered Trademark© 2013 Honeywell International Inc.62-0311—13 KK Rev. 10-13 Printed in United States Activity Sensi...