1. Introduzione
This manual provides detailed instructions for the installation, operation, and maintenance of your Braeburn Model 5220 Low Voltage Programmable Thermostat. This thermostat is designed for use with most 24 Volt AC heating and cooling systems, including single-stage, multi-stage, and heat pump systems. It features a modern blue LCD display with touch button controls for easy programming and system management.
2. Informazioni di sicurezza
ATTENZIONE: Always turn off power to the heating and cooling system at the main fuse or circuit breaker panel before installing or servicing this thermostat. Failure to do so could result in electrical shock or equipment damage. Installation should be performed by a qualified technician if you are unsure about any steps.
- Assicuratevi chì tutti i cablaggi sianu conformi à i codici è l'ordinanze elettriche lucali.
- Do not short out terminals on the gas valve or at the system control to test the thermostat. This will damage the thermostat and void the warranty.
- This thermostat is designed for low voltage (18-30VAC) applications only.
3. Cuntenutu di u pacchettu
- Braeburn Model 5220 Thermostat
- Placca Murale
- Ferramenta di muntatura (viti è tasselli murali)
- Manuale di installazione e operazione (questu documentu)
- 2 Batterie Alcaline AA
4. Installazione
4.1. Locu di muntatura
Install the thermostat on an inside wall, approximately 5 feet (1.5m) above the floor. Avoid locations that are:
- Near windows or doors.
- Above or near heat-generating appliances.
- In direct sunlight or near heat sources.
- Near supply registers or return air ducts.
- In areas with poor air circulation.
4.2. Removing the Old Thermostat
- Spegni u putere to your heating and cooling system at the main fuse or circuit breaker.
- Eliminate a tappa di u vostru vechju termostatu.
- Take a picture of the existing wiring connections for reference. This is crucial for correct installation.
- Disconnect the wires one by one, labeling each wire with the terminal designation it was connected to.
- Remove the old thermostat's mounting plate.
4.3. Cablaggio di u termostatu
Mount the new wall plate using the provided screws and anchors. Connect the wires to the corresponding terminals on the new thermostat's wall plate. Refer to the terminal designations below and your reference photo.
| Terminal | Descrizzione |
|---|---|
| RC | Cooling Transformer Power |
| RH | Heating Transformer Power |
| W2 | Second Stage Calore (Cunvenziunale) |
| W1/E/W3 | Prima Stage Heat (Conventional) / Emergency Heat / Third Stage Heat (Heat Pump) |
| C | Common Wire (24VAC) |
| L | Fault Indicator (Heat Pump) |
| Y1 | Prima Stage Cooling (Conventional) / Compressor (Heat Pump) |
| O/B/V3 | Reversing Valve (Heat Pump) / Third Stage Cooling (Conventional) |
| G | Relè Fan |
| S2 | Input Sensor Remote |
| S1 | Input Sensor Remote |
After wiring, gently push any excess wire back into the wall opening. Attach the thermostat body to the wall plate.
4.4. Installazione di batterie
Insert the two AA alkaline batteries into the battery compartment, observing the correct polarity (+/-). The thermostat will power on and display initial settings.
Accende u putere to your heating and cooling system at the main fuse or circuit breaker.
5. Operazione
5.1. Thermostat Overview

This image displays the Braeburn Model 5220 thermostat. It features a white casing with a prominent blue backlit LCD screen. The screen shows a room temperature of 70 degrees Fahrenheit, a set temperature of 70 degrees, and the time as 12:00 PM. The system is set to 'HEAT ON' and the fan is on 'AUTO'. Below the screen are several control buttons: SYSTEM, DAY/TIME, PROG, HOLD, RETURN, and FAN. A vertical pair of up/down arrow buttons is located on the right side of the unit.
The Braeburn Model 5220 features a clear blue backlit LCD display and intuitive touch buttons for control. The display shows the current room temperature, the set temperature, the current time and day, and the active system and fan modes.
5.2. Impostazione di l'ora è di u ghjornu attuali
- Press u DAY / TIME buttone. L'indicazione di u tempu lampeggerà.
- Aduprà u UP or GIÙ arrow buttons to adjust the time.
- Press DAY / TIME again to advance to setting the day.
- Aduprà u UP or GIÙ arrow buttons to select the current day.
- Press RITORNU per salvà è esce.
5.3. Selezzione di u modu di u sistema
Press u SISTEMA buttone per passà da i modi dispunibili:
- OFF: Spegne u sistema di riscaldamentu è di raffreddamentu.
- CALORE: The thermostat will control the heating system.
- COOL: The thermostat will control the cooling system.
- AUTO: U termostatu passa automaticamente trà u riscaldamentu è u raffreddamentu secondu i bisogni per mantene l'intervallu di temperatura impostatu.
5.4. Selezzione di a modalità di ventilazione
Press u FAN buttone per passà da i modi dispunibili:
- AUTO: U ventilatore funziona solu quandu u sistema di riscaldamentu o di raffreddamentu hè in funzione attivamente.
- ON: U ventilatore funziona continuamente, indipendentemente da se u sistema di riscaldamentu o di raffreddamentu hè attivu.
5.5. Ajusting Temperature
Aduprà u UP or GIÙ arrow buttons on the right side of the thermostat to adjust the desired set temperature. The new set temperature will flash and then become active.
5.6. Calendari di prugrammazione
The Braeburn 5220 offers flexible programming options: 7-day, 5-2 day, 5-1-1 day, or non-programmable. It supports up to 4 temperature settings per day (Wake, Leave, Return, Sleep). Refer to the detailed programming instructions in the full manual for specific steps on setting up your desired schedule.
- Press u PROG buttone per entre in u modu di prugrammazione.
- Aduprà u UP or GIÙ arrows and DAY / TIME or PROG buttons to navigate and adjust program times and temperatures.
- Press RITORNU to save and exit programming.
5.7. Funzione Hold
U HOLD button allows you to temporarily or permanently override the programmed schedule. Press HOLD once to temporarily hold the current temperature until the next program period. Press HOLD again to permanently hold the temperature until you press RITORNU per annullà u hold.
6. Mantenimentu
6.1. Sustituzione di batterie
Replace the two AA alkaline batteries annually, or when the low battery indicator appears on the display. To replace, remove the thermostat from its wall plate, replace the batteries, and reattach the thermostat.
6.2. Pulizia
Pulite l'esternu di u termostatu cù un pannu dolce èamp tela. Ùn aduprate micca detergenti abrasivi o solventi.
7. Risoluzione di prublemi
| Prublemu | Causa Possibile | Soluzione |
|---|---|---|
| A visualizazione hè in biancu | Nisuna alimentazione o batterie scariche. | Check circuit breaker. Replace batteries. Ensure C-wire is connected if applicable. |
| U sistema di riscaldamentu/raffreddamentu ùn risponde micca | Incorrect wiring, system mode, or power issue. | Verify wiring connections. Check system mode (HEAT/COOL/AUTO). Ensure power is on. |
| A lettura di a temperatura pare imprecisa | Thermostat location or internal sensor issue. | Ensure thermostat is not in direct sunlight or near heat sources. If problem persists, contact support. |
| Thermostat does not follow program schedule | Hold function active or incorrect programming. | Press RITORNU to cancel any active hold. Review and re-program your schedule. |
For further assistance, refer to the complete Braeburn 5220 installation guide or contact Braeburn customer support.
8. Specificazioni
- Mudellu: Braeburn 5220
- Voltage: 18-30 VCA
- Stages Heat: Finu à 3
- Staghè cool: Finu à 2
- Prugrammazione: 7-day, 5-2 day, 5-1-1 day, or Non-programmable
- Temperature Settings per Day: 4, 2, 1 o 0
- Cambiamentu di sistema: Auto-Heat-Cool
- Cambiamentu di fan: Auto-On
- Tipu di visualizazione: Blue Backlit LCD
- Dimensione di visualizazione: 5 sq. in.
- Lockout Tastiera: Iè
- Ventilatore programmabile: Iè
- Cambiamentu automaticu: Iè
- Fonte di energia: 2 AA Alkaline Batteries (included) or 24VAC Common Wire
- Tipu di muntatura: Muntu à u muru
- Dimensioni: Circa 6.25 x 5 x 2 pollici (Dimensioni di u pacchettu)
9. Garanzia è Support
For warranty information and technical support, please contact Braeburn Systems LLC directly. Refer to the product packaging or the official Braeburn website for current contact details and warranty terms.
Produttore: BRAEBURN
UPC: 833732003229





