Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your Venstar T3800 Residential Voyager WiFi Ready Thermostat. Please read this manual thoroughly before installation and use to ensure proper function and to avoid damage to the unit or property.
The Venstar T3800 is a residential digital thermostat designed for efficient climate control. It supports up to 4 heat stages жана 2 салкын сtages, offering flexible programming options including 7-day, 5+2 day, or 1-day programming, or non-programmable operation. Its user-friendly design allows for "simple as you want operation".
Коопсуздук маалыматы
Always disconnect power to the heating and cooling system before installing or servicing the thermostat. Failure to do so may result in electrical shock or equipment damage.
Бардык зымдар жергиликтүү электр эрежелерине жана эрежелерине ылайык келээрин текшериңиз.
This thermostat operates on 24 volts. Verify your system's voltage compatibility before installation.
Пакеттин мазмуну
- Venstar T3800 Thermostat Unit
- Монтаждоочу жабдуулар (буроолор, дубал анкерлери)
- Орнотуу боюнча колдонмо (бул колдонмо)

Image: The Venstar T3800 thermostat unit shown alongside its retail packaging, illustrating the product as it appears when unboxed.
Орнотуу жана орнотуу
Орнотууга чейинки текшерүү тизмеси
- Verify system compatibility (24V AC).
- Gather necessary tools (screwdriver, wire strippers, drill).
- Автоматтык өчүргүчтөн HVAC системасынын кубатын өчүрүңүз.
Wiring Instructions
The T3800 thermostat requires a C-wire for continuous power. If only 4 wires are available, the Add-A-Wire accessory (PN# ACC0410) may be necessary. Refer to the wiring diagram below for standard connections.

Сүрөт: ички view of the Venstar T3800 thermostat, displaying the wiring terminals and a thermal insulation barrier. This image is crucial for understanding the wiring connections during installation.
Терминалдык белгилер:
- R: 24V AC (Heating/Cooling Power)
- C: Common (24V AC Return)
- G: Күйөрман Эстафетасы
- Y: Муздатуу С.tage 1
- W: Жылытуу Сtage 1
- Y2: Муздатуу С.tage 2 (if applicable)
- W2: Жылытуу Сtage 2 (if applicable)
- W3: Жылытуу Сtage 3 (if applicable)
- O / B: Тескери клапан (жылуулук насосу)
- AUX: Auxiliary Heat (Heat Pump)
- S1/S2: Remote Sensor (optional)
For detailed Add-A-Wire installation, search for "Add-A-Wire Installation Video" on YouTube.
Термостатты орнотуу
- Carefully separate the thermostat from its base plate.
- Position the base plate on the wall, ensuring it is level.
- Mark the drilling points and drill holes if necessary.
- Pull the thermostat wires through the opening in the base plate.
- Берилген бурамалар менен негизги плитаны дубалга бекитиңиз.
- Connect the wires to the appropriate terminals as per the wiring diagram.
- Snap the thermostat unit onto the base plate.

Image: The Venstar T3800 thermostat shown in an open position, revealing the internal components and the backplate. This view is helpful for understanding how the unit separates for mounting and wiring.
Wi-Fi туташуусу
To enable Wi-Fi operation and connect with Amazon Alexa, the Venstar Wi-Fi модулу (Тетиктин номери: ACC-VWF1) is required. This module is sold separately. Follow the instructions provided with the Wi-Fi module for setup and connection to your home network.
Иштөө нускамалары
The Venstar T3800 features a large, easy-to-read display with adjustable backlight intensity and backlit, color-coded buttons for intuitive control.

Сүрөт: ачык фронт view of the Venstar T3800 thermostat, highlighting its display screen and control buttons. This is the primary interface for user interaction.
Негизги операция
- Температураны жөндөө: Use the UP and DOWN arrow buttons to adjust the desired set point temperature.
- Режим тандоо: Press the "MODE" button to cycle through available modes: Heat, Cool, Auto, Off.
- Желдетүүчү башкаруу: Press the "FAN" button to select fan operation: Auto (fan runs only when heating/cooling) or On (fan runs continuously).
- Bi-Color LED: A bi-color LED indicates a heating (red) or cooling (blue) demand.
Программалоо параметрлери
The T3800 can be set to programmable or non-programmable operation. Programming options include 7-day, 5+2 day, or 1-day programming. Refer to the on-screen prompts and the detailed programming section in the full owner's manual (available at Venstar.com) for specific steps.
- Set Point Limiting: Configure minimum and maximum temperature set points to prevent extreme adjustments.
- Smart калыбына келтирүү: Allows the thermostat to learn how long it takes to reach programmed temperatures, activating heating/cooling early to ensure comfort at the scheduled time.
- Adjustable Deadbands & Timers: Customize the temperature differential and cycle times for optimal system performance.
Advanced Features
- 2nd Temperature Sensor: Control to or monitor a second temperature sensor (e.g., supply air or an extra room).
- Тил тандоо: Choose between English, Spanish, or French for the scrolling display.
- Hi/Lo Outdoor Temps: Display high and low outdoor temperatures for the day (requires optional outdoor sensor).
Техникалык тейлөө
The Venstar T3800 thermostat requires minimal maintenance.
- Тазалоо: Термостаттын сыртын жумшак менен сүртүңүз, damp кездеме. Абразивдүү тазалагычтарды же эриткичтерди колдонбоңуз.
- Батареяны алмаштыруу: This thermostat is primarily powered by 24V AC and does not require batteries for operation.
- System Filters: Regularly check and replace your HVAC system's air filters as recommended by the system manufacturer to ensure optimal performance and air quality.
Проблемаларды чечүү
Жалпы маселелер жана чечимдер
| Көйгөй | Мүмкүн себеп | Чечим |
|---|---|---|
| Термостаттын дисплейи бош. | Термостатка кубат жок. | Check circuit breaker for HVAC system. Ensure C-wire is properly connected. |
| System not responding to thermostat settings. | Incorrect wiring; system mode incorrect; safety lockout. | Verify wiring connections. Check thermostat mode (Heat/Cool/Off). Wait 5 minutes for system safety lockout to reset. |
| Температураны окуу туура эмес көрүнөт. | Thermostat location; sensor issue. | Термостаттын күндүн түз нуруна, шамалга же жылуулук булактарына дуушар болбогонун текшериңиз. Эгерде көйгөй чечилбесе, колдоо кызматына кайрылыңыз. |
| Wi-Fi туташуу маселелери. | Wi-Fi module not installed; network issues. | Ensure ACC-VWF1 Wi-Fi module is installed. Check home Wi-Fi network and router. Refer to Wi-Fi module manual. |
For more complex issues, consult a qualified HVAC technician or contact Venstar customer support.
Техникалык шарттар
| Өзгөчөлүк | Деталь |
|---|---|
| Бренд | Venstar |
| Модель аты | Residential Voyager WiFi Ready Thermostat |
| Модель номери | T3800 |
| Controller Type | Amazon Alexa, Vera (with optional Wi-Fi module) |
| Өзгөчө өзгөчөлүк | Программалануучу |
| Түс | Ак |
| Температураны көзөмөлдөө түрү | Муздатуу, жылытуу |
| Байланыш технологиясы | Wi-Fi (кошумча модуль менен) |
| Power Source | 24 Volts AC (C-wire required) |
| Тtage | 24 вольт |
| Дисплей түрү | Санарип |
| Башкаруу түрү | Control Button |
| Башкаруу ыкмасы | Voice (via Alexa with optional Wi-Fi module) |
| Connectivity Protocol | Wi-Fi (кошумча модуль менен) |
| Арткы жарык | Ооба |
| UPC | 745332817260 |
| Элемент Салмагы | 11.2 унция |
| Продукциянын өлчөмдөрү | 2.25 x 6.25 x 5 дюйм |
| Stages | Up to 4 Heat, 2 Cool |
| Программалоо | 7-day, 5+2 day, or 1-day programmable/non-programmable |
Кепилдик маалымат
Venstar products typically come with a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Venstar webсайт. Кепилдик дооматтар үчүн сатып алганыңыздын далилин сактаңыз.
Кардарларды колдоо
For technical assistance, troubleshooting, or general inquiries, please contact Venstar customer support. You can find contact information on the official Venstar webсайт (www.venstar.com) or by referring to the documentation provided with your product.
A full owner's manual may be found at Venstar.com.





