1. Mawu Oyamba
The Dometic Duo Therm Comfort Control 2 (CCC2) is an advanced thermostat designed for precise climate control in recreational vehicles (RVs). This unit allows for accurate temperature management and can control up to four zones independently, providing optimal comfort. Featuring a large, easy-to-read SMX blue light display and built-in error codes for simplified diagnostics, the CCC2 enhances your RV living experience.

Image 1.1: The Dometic Duo Therm Comfort Control 2 (CCC2) in black, a programmable thermostat for RV HVAC systems.
2. Zambiri Zachitetezo
Please read all safety instructions carefully before installation and operation. Failure to follow these instructions could result in property damage, personal injury, or death.
- Always disconnect power to the RV's HVAC system before performing any installation or maintenance.
- Kuyika kuyenera kuchitidwa ndi katswiri wodziwa ngati simukutsimikiza za njira iliyonse.
- Onetsetsani kuti mawaya onse ndi otetezeka komanso akutsatira ma code amagetsi apafupi.
- Do not expose the control unit to water or excessive moisture.
- Keep children away from the control unit during operation and maintenance.
3. Zamkatimu Phukusi
Onetsetsani kuti zinthu zonse zilipo mu phukusi:
- 1 x Dometic Duo Therm Comfort Control 2 (CCC2) Thermostat Unit
- 1 x Installation and Operation Manual (this document)
- Zipangizo zoyikira (zomangira, zomangira pakhoma)
Note: Additional components such as the air distribution box or specific wiring harnesses for your RV's HVAC system are sold separately and are required for a complete installation.
4. Kuyika
This section provides general guidelines for installing the Dometic CCC2 thermostat. Specific wiring and mounting procedures may vary based on your RV model and existing HVAC system. Consult your RV's manufacturer manual for detailed wiring diagrams.
4.1. Malo Okwera
- Choose a central location on an interior wall, away from direct sunlight, heat sources, or drafts, to ensure accurate temperature readings.
- Ensure there is sufficient space for wiring access behind the thermostat.
4.2. Malumikizidwe a Wiring
The CCC2 thermostat typically connects to your RV's HVAC system via a multi-conductor cable. The back of the unit features a phone-jack style connector (RJ11 or similar) for communication with the main control board of your Dometic HVAC system.
- Kuyimitsa Mphamvu: Turn off all power to the RV's HVAC system at the circuit breaker or fuse panel.
- Chotsani Old Thermostat: Carefully remove your existing thermostat from the wall. Disconnect any wiring, noting the color and terminal connections for reference.
- Mounting the CCC2: Secure the CCC2 mounting plate to the wall using the provided screws and anchors. Ensure the plate is level.
- Lumikizani Wiring: Connect the multi-conductor cable from your HVAC system to the phone-jack style port on the back of the CCC2 unit. Ensure the connection is firm and secure.
- Gwirizanitsani Thermostat: Snap or screw the CCC2 thermostat unit onto its mounting plate.
- Bwezerani Mphamvu: Restore power to the RV's HVAC system. The thermostat display should illuminate.
If your RV's wiring does not have a compatible phone-jack style connector, an adapter or professional installation may be required. Refer to the Dometic service manual for detailed wiring diagrams specific to your HVAC system.
5. Kukonzekera ndi Kukonzekera
Upon initial power-up or after a power interruption, the CCC2 may require basic setup. The large SMX blue light display will guide you through the process.
- Boot Yoyamba: The display will show a startup sequence.
- Zone Selection: If your system supports multiple zones, you may be prompted to select or configure zones. The CCC2 can control up to four zones independently.
- Kusankha Mode: Choose your desired operating mode (e.g., Cool, Heat, Fan, Auto).
- Kuyika kwa Kutentha: Use the touch controls to set your desired temperature.
6. Malangizo Ogwiritsira Ntchito
The Dometic CCC2 features intuitive touch controls and a clear LCD display for easy operation.
6.1. Basic Operation
- Yatsani/Zimitsa: Dinani batani la Mphamvu kuti mutsegule kapena kuzimitsa chipangizocho.
- Kusankha Mode: Press the Mode button to cycle through available modes: Cool, Heat, Fan, Auto, Off.
- Kusintha kwa Kutentha: Use the Up/Down arrows on the touch screen to adjust the set temperature.
- Liwiro la Mafani: In Fan or Cool/Heat modes, press the Fan button to cycle through fan speeds (Low, Medium, High, Auto).
6.2. Zone Control
If your RV has multiple HVAC zones, the CCC2 allows individual control:
- Press the Zone button to select the zone you wish to control. The active zone will be indicated on the display.
- Adjust the mode, temperature, and fan speed for the selected zone as desired.
6.3. Programmable Features
The CCC2 is a programmable thermostat, allowing you to set schedules for temperature changes throughout the day or week. Consult the detailed user manual for programming instructions.
7. Kusamalira
Regular maintenance ensures optimal performance and longevity of your Dometic CCC2 thermostat.
- Kuyeretsa: Wipe the display and exterior with a soft, damp nsalu. Osagwiritsa ntchito zotsukira abrasive kapena solvents.
- Sensor Clearance: Ensure the temperature sensor (usually a small opening on the unit) is free from dust and obstructions for accurate readings.
- Kuwunika Kwadongosolo: Periodically check your entire RV HVAC system, including air filters and outdoor units, as recommended by their respective manufacturers.
8. Mavuto
The Dometic CCC2 is equipped with built-in error codes to assist in diagnosing issues. If a problem occurs, an error code may appear on the display.
| Vuto | Chifukwa Chotheka | Yankho |
|---|---|---|
| Kuwonetsera kulibe kanthu | Palibe mphamvu ku unit. | Check RV circuit breakers/fuses. Ensure all wiring connections are secure. |
| Kuwerenga kutentha kolakwika | Sensor obstructed or located near heat/cold source. | Clear any obstructions from the sensor. Relocate thermostat if necessary (professional assistance recommended). |
| HVAC system not responding | Communication error or system fault. | Check for error codes on the display and consult the full Dometic service manual for specific code meanings. Verify cable connections. |
| Zone control issues | Incorrect zone configuration or wiring. | Review zone setup in the thermostat menu. Inspect wiring to individual zone components. |
For persistent issues or specific error codes, contact Dometic customer support or a certified RV technician. The built-in error codes are designed to assist factory or dealer assistance.
9. Zofotokozera
| Mbali | Tsatanetsatane |
|---|---|
| Mtundu | Wapakhomo |
| Nambala ya Model | 3314082.000 (yomwe imadziwikanso kuti 3312024.000) |
| Mtundu Wowongolera | Touch Control |
| Mbali Yapadera | Light Display (SMX blue light) |
| Mtundu | Wakuda |
| Kugwiritsa Ntchito Mwachindunji | HVAC Systems (RV applications) |
| Mtundu Wowongolera Kutentha | Zotheka |
| Kulumikizana Technology | Wired (RJ11-style connection) |
| Gwero la Mphamvu | Magetsi a Cord (24 Volts) |
| Kulemera kwa chinthu | 0.01 ounces |
| Miyeso Yazinthu | 7.8 x 0.6 x 2.5 mainchesi |
| Mtundu Wowonetsera | LCD |
| Mtundu Wokwera | Wall Mount |
| Kuwala kwambuyo | Inde |
10. Chitsimikizo ndi Thandizo
For warranty information, technical support, or to purchase replacement parts, please contact Dometic customer service directly. Keep your purchase receipt and product model number handy when contacting support.
- Wapakhomo Webtsamba: www.chitom.com
- Thandizo lamakasitomala: Refer to the Dometic webmalo okhudza kukhudzana ndi dera.





