1. تعارف
This manual provides detailed instructions for the installation, operation, and maintenance of your TECNOSWITCH CR025BI Digital Weekly Wall Thermostat. Please read this manual carefully before installation and use to ensure proper functionality and to avoid any potential issues. Keep this manual for future reference.
2. پروڈکٹ ختمview
The TECNOSWITCH CR025BI is a programmable digital thermostat designed for controlling heating and cooling systems. It features a clear blue backlit LCD display for easy reading and intuitive controls for daily or weekly programming.

تصویر 1: TECNOSWITCH CR025BI Digital Weekly Wall Thermostat. This image shows the TECNOSWITCH CR025BI digital weekly wall thermostat. The device is white with a hinged cover. When open, it reveals a central LCD display, surrounded by a circular arrangement of time markers. Below the display are various control buttons, including temperature adjustment (+/-), mode selection (heating/cooling), and confirmation (OK). The display is backlit in blue.
اہم خصوصیات:
- Blue backlit LCD display
- Daily or weekly programming options
- حرارتی اور کولنگ فنکشن
- Temperature regulation range: +5°C to +35°C
- Thermal differential: +/- 0.3°C
- Minimum programming interval: 30 minutes
- Power reserve for program retention during battery changes
3. حفاظتی معلومات
- Installation should only be performed by a qualified electrician in accordance with local electrical codes.
- تھرموسٹیٹ کو انسٹال کرنے یا سروس کرنے سے پہلے ہمیشہ مین سرکٹ بریکر پر ہیٹنگ/کولنگ سسٹم سے بجلی منقطع کریں۔
- ترموسٹیٹ کو پانی یا ضرورت سے زیادہ نمی کے سامنے نہ رکھیں۔
- Use only AA alkaline batteries. Do not mix old and new batteries or different types of batteries.
4. تنصیب (سیٹ اپ)
4.1۔ بڑھتے ہوئے مقام
Choose an indoor wall location approximately 1.5 meters (5 feet) from the floor, away from direct sunlight, drafts, and heat sources (e.g., radiators, televisions) that could affect temperature readings.
4.2. بیٹری کی تنصیب
- Open the front cover of the thermostat.
- Insert two (2) AA alkaline batteries into the battery compartment, observing the correct polarity (+/-).
- The thermostat will power on, and the display will activate. The batteries provide approximately 1 year of autonomy. The device includes a power reserve to maintain programmed settings during battery replacement.
4.3۔ برقی کنکشن
WARNING: Disconnect power at the main circuit breaker before proceeding.
- Remove the thermostat's backplate from the main unit.
- Connect the system wires to the appropriate terminals on the backplate. The contact rating is 8(5)A at 250Vac. Refer to your heating/cooling system's wiring diagram for specific connections.
- Secure the backplate to the wall using screws.
- Attach the main thermostat unit to the backplate, ensuring it clicks securely into place.
- مین سرکٹ بریکر پر بجلی بحال کریں۔
5. آپریشن
5.1. Setting Current Time and Day
Upon initial power-up or after a prolonged power loss, you may need to set the current time and day. Consult the specific instructions in your thermostat's full manual for the exact button sequence. Generally, this involves pressing a 'SET' or 'CLOCK' button, using '+' and '-' buttons to adjust values, and 'OK' or 'SET' to confirm.
5.2. Selecting Operating Mode (Heating/Cooling)
The thermostat supports both heating and cooling functions. Use the mode selection button (often indicated by a snowflake for cooling and a flame for heating, or a simple 'MODE' button) to switch between modes. The current mode will be displayed on the LCD.
5.3. درجہ حرارت کو ایڈجسٹ کرنا
In manual mode, use the '+' and '-' buttons to set your desired temperature. The thermostat will maintain the room temperature within the range of +5°C to +35°C with a thermal differential of +/- 0.3°C.
6. پروگرامنگ
The CR025BI allows for daily or weekly programming, enabling you to set different temperatures for various times of the day and days of the week. The minimum programming interval is 30 minutes.
6.1. پروگرامنگ موڈ میں داخل ہونا
Press the 'PROG' or 'P' button to enter programming mode. The display will typically show a day of the week and a time slot for adjustment.
6.2. Setting Programs
- Use the 'DAY' button to select the day or group of days you wish to program (e.g., Monday-Friday, Saturday-Sunday, or individual days).
- Use the 'TIME' or arrow buttons to navigate through the 30-minute time intervals.
- Use the '+' and '-' buttons to set the desired temperature for each time interval.
- Repeat for all desired time slots and days.
- Press 'OK' or 'PROG' again to exit programming mode and save your settings.
Refer to the detailed programming section in your full user manual for advanced programming options and specific button functions.
7 دیکھ بھال
7.1 بیٹری کی تبدیلی
When the low battery indicator appears on the display, replace the two AA alkaline batteries promptly. The thermostat has a power reserve feature that will retain your programmed settings for a short period during battery replacement.
- سامنے کا احاطہ کھولیں۔
- پرانی بیٹریاں ہٹا دیں۔
- درست قطبیت کو یقینی بناتے ہوئے دو نئی AA الکلائن بیٹریاں داخل کریں۔
- سامنے کا احاطہ بند کریں۔
7.2. صفائی
Clean the thermostat's exterior with a soft, dry cloth. Do not use abrasive cleaners, solvents, or spray directly onto the unit.
8 خرابیوں کا سراغ لگانا
- ڈسپلے خالی ہے: چیک کریں کہ آیا بیٹریاں صحیح طریقے سے ڈالی گئی ہیں یا اسے تبدیل کرنے کی ضرورت ہے۔
- System not responding: Ensure the thermostat is in the correct operating mode (heating/cooling). Check the main power supply to your heating/cooling system. Verify wiring connections.
- غلط درجہ حرارت پڑھنا: اس بات کو یقینی بنائیں کہ تھرموسٹیٹ براہ راست سورج کی روشنی، ڈرافٹس، یا گرمی کے ذرائع سے بے نقاب نہ ہو۔
- پروگرامنگ کے مسائل: Re-enter programming mode and verify all settings. Ensure the current time and day are set correctly.
If problems persist, consult a qualified technician or contact TECNOSWITCH customer support.
9. وضاحتیں
| فیچر | تفصیلات |
|---|---|
| کارخانہ دار | TECNOSWITCH |
| ماڈل نمبر | CR025BI |
| پاور کی قسم | 2 ایکس اے اے بیٹریاں |
| بیٹری کی خودمختاری | تقریبا. 1 سال |
| ڈسپلے اسٹائل | Blue Backlit LCD |
| درجہ حرارت کے ضابطے کی حد | +5°C سے +35°C |
| Thermal Differential | +/- 0.3°C |
| رابطہ کی درجہ بندی | 8(5)A 250Vac |
| Programming Interval | کم از کم 30 منٹ |
| افعال | حرارت / کولنگ |
| طول و عرض (L x W x D) | 145 x 95 x 25 ملی میٹر |
| شے کا وزن | 998 گرام |
10. وارنٹی اور سپورٹ
For warranty information, technical support, or service inquiries, please contact TECNOSWITCH directly or refer to the warranty card included with your product. Keep your proof of purchase for warranty claims.





