1. Úvod
Thank you for choosing the M7 GTW-940 1/2-inch Digital Torque Wrench Adapter. This precision tool is designed to convert any standard 1/2-inch square drive ratchet wrench into a digital torque wrench, providing accurate and reliable torque measurements for various fastening tasks. It features multiple unit displays, audible and visual alerts, and advanced functions like Peak and Trace modes. Please read this manual thoroughly before operation to ensure safe and effective use.
2. Bezpečnostní informace
Vždy dodržujte následující bezpečnostní opatření, abyste předešli zranění nebo poškození nástroje:
- Wear appropriate personal protective equipment, such as safety glasses, when operating the tool.
- Do not exceed the maximum torque capacity of the adapter (200 Nm / 147.5 lb-ft).
- Ensure the adapter is securely attached to the ratchet and the fastener before applying torque.
- Keep the tool clean and free from oil, grease, and debris.
- Do not use the adapter if it is damaged or malfunctioning.
- Store the tool in a dry, secure place away from extreme temperatures and direct sunlight.
- This tool is designed for hand tools only. Do not use with impact wrenches or power tools.
3. Obsah balení
Ověřte, zda jsou v balení přítomny všechny položky:
- M7 GTW-940 Digital Torque Wrench Adapter
- Ochranné úložné pouzdro
- Uživatelská příručka (tento dokument)

Image: The M7 GTW-940 Digital Torque Wrench Adapter stored in its protective case, displaying the unit conversion table on the lid.
4. Konec produktuview
Komponenty
The M7 GTW-940 features a compact design with an easy-to-read digital display and intuitive controls.

Obrázek: Podrobný view of the M7 GTW-940 adapter, highlighting its digital screen and button layout.
- Digitální displej: Shows torque readings, selected units, and mode.
- Ovládací tlačítka: For power, unit selection, mode selection, and value adjustment.
- 1/2palcový čtyřhranný pohon: Input for connecting to a ratchet wrench.
- 1/2-inch Square Output: Output for connecting to sockets or other accessories.
- LED indikátor: Provides visual alerts when target torque is reached.

Image: Various perspectives of the M7 GTW-940 adapter, showcasing its compact design and square drive ends.
5. Nastavení
Instalace baterie
The M7 GTW-940 operates on batteries (not included). Locate the battery compartment, typically on the back or side of the unit. Insert the required batteries, ensuring correct polarity. Close the battery compartment securely.
Attaching to Ratchet
To use the adapter, securely attach it to any standard 1/2-inch square drive ratchet wrench. Then, attach the appropriate socket or accessory to the output square drive of the adapter.

Image: The M7 GTW-940 adapter shown connected to a standard 1/2-inch drive ratchet wrench, ready for use.
6. Návod k obsluze
Zapnutí/vypnutí
Press and hold the power button (usually marked 'C' or 'Power') to turn the unit on or off. The unit will automatically power off after 2 minutes of inactivity to conserve battery life.
Výběr jednotky
Press the 'U/S' (Unit/Set) button to cycle through the available torque units: lb-ft, N-m, Kg-cm, and lb-in. Select the desired unit for your measurement.
Mode Selection (Peak/Trace)
Press the 'M/F' (Mode/Function) button to switch between operating modes:
- Režim sledování: Displays the real-time torque value as it is applied.
- Špičkový režim: Captures and displays the maximum torque value reached during the fastening process.
Setting Target Torque
In the desired mode, use the up/down arrow buttons to set your target torque value. The display will show the set value.
Torque Application and Alert
Apply torque to the fastener. As you approach the target torque, the adapter will provide audible and visual notifications (flashing LED) to indicate when the desired torque setting is reached. Stop applying force once the alert activates to avoid over-torquing.
Ukládání předvoleb
The adapter can store up to 30 frequently used settings. Refer to the detailed instructions in the full manual for saving and recalling preset values.

Image: The M7 GTW-940 adapter actively being used to tighten a lug nut on a vehicle wheel, demonstrating its practical application.
7. Údržba
- Čištění: Wipe the adapter with a clean, dry cloth after each use. Do not use abrasive cleaners or solvents.
- Skladování: Store the adapter in its protective case in a cool, dry place when not in use.
- Výměna baterie: Replace batteries when the low battery indicator appears on the display. Remove batteries if the tool will not be used for an extended period.
- Kalibrace: For optimal accuracy, periodic calibration by a qualified service center is recommended.
8. Řešení problémů
| Problém | Možná příčina | Řešení |
|---|---|---|
| Jednotka se nezapne. | Vybité nebo nesprávně vložené baterie. | Zkontrolujte polaritu baterií nebo je vyměňte. |
| Nepřesné údaje. | Needs calibration; improper use. | Contact service center for calibration; ensure proper technique and secure connections. |
| No audible/visual alert. | Alert function disabled; unit malfunction. | Check settings to ensure alerts are enabled; if problem persists, contact support. |
| Displej je prázdný nebo bliká. | Low battery; environmental conditions. | Replace batteries; operate within specified temperature range. |
9. Specifikace
| Funkce | Detail |
|---|---|
| Číslo modelu | GTW-940 |
| Velikost disku | 1/2-palcový čtverec |
| Rozsah točivého momentu | 10–200 Nm (7.38–147.5 lb-ft) |
| Accuracy (CW) | ±1.5 % |
| Accuracy (CCW) | ±2.5 % |
| Měrné jednotky | N-m, Kg-cm, lb-ft, lb-in |
| Min. Scale Unit | 0.1 Nm |
| Storage Presets | 30 |
| Max. Reverse Torque | 200 |
| Provozní režim | Baterie |
| Životnost baterie (pohotovostní režim) | 1 rok |
| Výdrž baterie (nepřetržitá) | 37 hodin |
| Provozní teplota | -10 °C ~ 60 °C |
| Skladovací teplota | -20 °C ~ 70 °C |
| Materiál | Legovaná ocel |
| Hmotnost položky | 1.05 libry |
| Rozměry produktu | 2 x 3 x 4 palce |

Image: A visual representation of the M7 GTW-940's technical specifications, alongside a mechanic performing work on a vehicle.
10. Záruka a podpora
M7 products are built for durability and reliability. This product comes with a standard manufacturer's warranty against defects in materials and workmanship. For specific warranty terms, claims, or technical support, please refer to the warranty card included with your product or visit the official M7 webwebu. Můžete také kontaktovat přímo prodejce a požádat o pomoc.
For further inquiries or assistance, please visit the Obchod M7 na Amazonu.