Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your CAME TH/400 Digital Weekly Wall Thermostat. Please read this manual carefully before using the device to ensure proper functionality and safety.
The CAME TH/400 is a digital weekly programmable thermostat designed for precise temperature control in residential and commercial environments. Its minimalist design and compact dimensions allow it to integrate seamlessly into various settings.

Image: Front view of the CAME TH/400 Digital Weekly Wall Thermostat, showing its display and control buttons.
Product Features
- Minimalist Design: Compact dimensions (116 x 80 x 21 mm) for easy integration into any environment.
- Easy Installation: Can be mounted on a wall or a standard 3-module flush-mounted box. Connects to the climate control system with two wires.
- Battery Powered: Operates on three 1.5V LR03 AAA alkaline batteries.
- Intuitive LCD Display: Provides optimal visibility and simple management of settings for precise weekly control.
- Practical Adjustment: The thermostat body can be removed from the wall for convenient programming and adjustments.
- Programmable: Features standard heating and cooling programs that are customizable and resettable.

Image: Overview of CAME TH/400 thermostat highlighting key features such as battery power, easy installation, wall mounting, and LCD display.
Setup
1. Unpacking and Inspection
Carefully remove the thermostat from its packaging. Inspect the device for any signs of damage. Ensure all components listed in the "What's in the Box" section are present.
2. What's in the Box
- CAME TH/400 Digital Weekly Wall Thermostat
- Two wires for connection to the climate control system
- Instruction Manual (this document)
- Mounting screws and wall plugs (typically included, though not explicitly listed in provided data)
3. Battery Installation
- Gently detach the front panel of the thermostat from its base.
- Locate the battery compartment.
- Insert three 1.5V LR03 AAA alkaline batteries, ensuring correct polarity (+/-).
- Reattach the front panel to the base.
4. Mounting the Thermostat
The TH/400 can be mounted directly on a wall or on a standard 3-module flush-mounted box.
- Choose a suitable location away from direct sunlight, drafts, and heat sources.
- Mark the drilling points on the wall using the thermostat's base as a template.
- Drill holes and insert wall plugs.
- Connect the two wires from your climate control system to the designated terminals on the thermostat's base. Ensure power to the climate control system is OFF before making connections.
- Secure the thermostat base to the wall using the provided screws.
- Snap the front panel with the display onto the mounted base.

Image: Visual representation of the CAME TH/400 thermostat's dimensions (116mm x 80mm) and examples of its integration into home environments.
Operating Instructions
1. Initial Power-On and Time/Date Setting
Upon battery installation, the display will activate. You will need to set the current time and day of the week. Refer to the on-screen prompts or the specific button functions for time adjustment.

Image: Close-up of the CAME TH/400 thermostat display, indicating current time, temperature, and the automatic/manual operation mode.
2. Understanding the Display
- Time Indication: Displays the current time.
- Temperature Information: Shows the current ambient temperature.
- Operating Mode: Indicates whether the thermostat is in automatic weekly programming mode or manual mode.
- Day of the Week: Numbers 1-7 typically represent Monday-Sunday.
- Program Bar: Visual representation of the programmed temperature levels throughout the day.
3. Setting Temperature
Use the Up and Down arrow buttons to adjust the desired temperature. In manual mode, this sets the temperature directly. In programming mode, these buttons are used to set temperature levels for specific time slots.
4. Weekly Programming
The TH/400 allows for weekly programming, enabling different temperature settings for various times of the day and days of the week. Consult the detailed programming section in the full manual for step-by-step instructions on setting T1, T2, T3 temperature levels and copying programs across days.
5. Operating Modes
- Automatic Mode: Follows the programmed weekly schedule.
- Manual Mode: Maintains a constant temperature set by the user until changed or switched back to automatic mode.
- Holiday/Away Mode: (If available) Allows setting a constant, lower temperature for an extended period to save energy.
Maintenance
1. Cleaning
Clean the thermostat's exterior with a soft, dry cloth. Do not use abrasive cleaners, solvents, or chemical sprays, as these can damage the device.
2. Battery Replacement
When the low battery indicator appears on the display, replace all three AAA batteries promptly. Follow the battery installation steps outlined in the Setup section.
3. General Care
Ensure the thermostat is not exposed to extreme temperatures, high humidity, or direct water contact. Avoid physical impact to the device.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Display is blank or dim. | Dead or low batteries. | Replace all three AAA batteries. |
| Thermostat not controlling heating/cooling. | Incorrect wiring; thermostat in wrong mode; climate control system issue. | Check wiring connections (ensure power is off). Verify thermostat is in the correct operating mode (Auto/Manual). Check your heating/cooling system for faults. |
| Temperature readings seem inaccurate. | Thermostat location is affected by drafts, direct sunlight, or heat sources. | Relocate the thermostat to a more suitable position. Allow time for the sensor to stabilize. |
| Cannot program weekly schedule. | Incorrect programming steps followed; device malfunction. | Review the programming section of the manual carefully. If issues persist, contact customer support. |
Specifications
- Brand: Came
- Model: TH/400
- Manufacturer: BPT
- Model Number (Manufacturer): 69404200
- Product Dimensions: 116 x 80 x 21 mm (approx. 2.1P x 8l x 2.1H cm)
- Weight: 160 grams
- Power Supply: 3 x 1.5V LR03 AAA Alkaline Batteries
- Controller Type: Button Control
- Special Features: Weekly Program, Daily Electronic Thermostat, Programmable Thermal Differential
- Color: White
Warranty Information
This CAME TH/400 Digital Weekly Wall Thermostat is covered by a 24 Months (2 Years) Warranty from the date of purchase. Please retain your proof of purchase for warranty claims. The warranty covers manufacturing defects and malfunctions under normal use conditions. It does not cover damage caused by misuse, improper installation, accidents, or unauthorized repairs.
For detailed warranty terms and conditions, please refer to the official Came website or contact customer support.
Support
For further assistance, technical support, or service requests, please contact Came customer service. You can typically find contact information on the official Came website or on the product packaging.
Online Resources: Visit the official Came website for FAQs, additional documentation, and support contacts.





