1. Introducció
This manual provides essential instructions for the safe and effective use of your OMRON Electronic Thermometer Kenon-kun MC-171W. Please read this manual thoroughly before use and keep it for future reference. This device is designed for accurate body temperature measurement in the armpit or oral cavity.
2. Informació i advertències de seguretat
ADVERTIMENT:
- Self-diagnosis or treatment based on measurement results is dangerous. Always follow medical guidance.
- This product is not an ear thermometer. Do not measure temperature anywhere other than the armpit or oral cavity.
- Keep out of reach of infants and young children. Avoid use by children alone.
- Product warranty is limited to use within Japan.
- Always read the instruction manual carefully and use the device correctly.
This device is a Controlled Medical Device with Medical Device Certification (Approval) Number: 219AGBZX00040000.
3. Producte acabatview
The OMRON Kenon-kun MC-171W is a compact and waterproof electronic thermometer designed for reliable temperature measurement. It features an easy-to-read display and an automatic shut-off function to conserve battery life.
3.1. Components
- Thermometer Unit
- Trial Battery (Alkaline manganese button battery LR41 x 1)
- Estoig d'emmagatzematge
- Manual d'instruccions

Imatge: Frontal view of the OMRON MC-171W Electronic Thermometer.

Image: Close-up of the thermometer display showing a temperature reading of 36.8°C.
4. Configuració
4.1. Instal·lació de la bateria
The thermometer comes with a trial battery (LR41) pre-installed. If the battery needs replacement, follow these steps:
- Locate the battery compartment cover, usually at the end opposite the measurement tip.
- Traieu la coberta amb cura.
- Insert a new LR41 alkaline manganese button battery with the correct polarity (+/-).
- Col·loqueu la coberta del compartiment de la bateria amb seguretat.
Note: Ensure the cover is properly sealed to maintain the device's water resistance.
5. Instruccions de funcionament
5.1. Ús general
- Press the power button to turn on the thermometer. A short beep will sound, and the last measured temperature will be displayed briefly.
- The display will then show 'L' and a flashing '°C' (or '°F'), indicating it is ready for measurement.
5.2. Armpit Measurement
For accurate armpit temperature measurement, follow these guidelines:
- Ensure the armpit is dry.
- Place the tip of the thermometer in the center of the armpit, inserting it from bottom to top.
- Press the elbow firmly against the side of the body, holding the arm at a 30° to 45° angle to ensure the thermometer is securely in place.
- Hold the thermometer in position for approximately 10 minutes until the buzzer sounds.

Image: Diagram showing that temperature can vary between the center and outer parts of the armpit.

Image: Illustration of correct armpit thermometer placement, with the elbow pressed against the side at a 30-45 degree angle.

Imatge: Examples of incorrect armpit thermometer positioning, indicating that the thermometer should not move or shift during measurement.
5.3. Oral Measurement
For accurate oral temperature measurement:
- Place the tip of the thermometer under the tongue, in one of the heat pockets at the base of the tongue.
- Close your mouth and hold the thermometer in place with your lips and fingers.
- Hold the thermometer in position for approximately 5 minutes until the buzzer sounds.
5.4. Resultats de la lectura
Once the measurement is complete and the buzzer sounds, the final temperature reading will be displayed on the screen. The thermometer will automatically turn off after approximately 30 minutes of inactivity.
6. Manteniment
6.1. Neteja
The OMRON MC-171W is waterproof and can be cleaned by rinsing it under water. For disinfection, wipe the measurement tip with an alcohol swab or a cloth dampened with disinfectant. Do not immerse the entire thermometer in water for extended periods or use harsh chemical cleaners.
6.2. Emmagatzematge
Store the thermometer in its protective case when not in use. Keep it in a cool, dry place, away from direct sunlight, high temperatures, and humidity. Avoid dropping or subjecting the device to strong impacts.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El termòmetre no s'encén. | La bateria està morta o està inserida incorrectament. | Replace the battery (LR41) or reinsert it correctly. |
| Lectures inexactes. | Improper placement or insufficient measurement time. | Ensure correct placement in the armpit or oral cavity and allow sufficient measurement time (10 min for armpit, 5 min for oral). |
| La pantalla mostra 'Err'. | Measurement error or device malfunction. | Turn off the thermometer, wait a few minutes, and try again. If the error persists, contact customer support. |
8. Especificacions
| Característica | Detall |
|---|---|
| Número de model | MC-171W |
| Medical Device Certification Number | 219AGBZX00040000 |
| Mètode de mesura | Actual Measurement |
| Precisió de la mesura | ±0.1°C (when measured in water bath at 23°C) |
| Interval de mesura | 32.0 a 42.0 °C |
| Temps de mesurament | Approx. 10 minutes (armpit), Approx. 5 minutes (oral) |
| Entorn de funcionament | Ambient temperature +10 to +40°C, Relative humidity 30 to 85% RH |
| Resistència a l'aigua | Conforms to JIS T1140 specified drip-proof type |
| Font d'alimentació | 1 x LR41 Alkaline manganese button battery |
| Durada de la bateria | Approx. 1100 measurements (when used for 10 minutes each) |
| Product Dimensions (W x L x T) | 19.6 mm x 129.7 mm x 13.2 mm |
| Pes | Aprox. 13 g (sense bateria) |
| Color | Blanc |
| Característiques | Auto-off, Buzzer notification, Previous reading memory, Battery replaceable |
| País d'origen | Xina |
9. Garantia i Suport
OMRON Healthcare products are manufactured to high-quality standards. For warranty information, please refer to the specific warranty card included with your product. Please note that product warranty is generally limited to use within Japan.
9.1. Atenció al client
For product inquiries, separate purchases, consumables, or repair requests, please contact Omron Healthcare Customer Support:
- Weblloc: https://www.healthcare.omron.co.jp/support/
- Omron Service Center:
- Telephone (Toll-Free): 0120-30-6606
- FAX (Toll-Free): 0120-10-1625
- Horari de funcionament: Monday - Friday, 9:00 - 19:00 (excluding holidays)
Please note that operating hours may change without prior notice.





