GOYOJO High Precision Torque Screwdriver Set

GOYOJO Digital Torque Screwdriver User Manual

High Precision Torque Screwdriver Set 0.8-8 Nm (7.08-70.8 in-lbs) with 10 Bits

1. Pasiuna

Thank you for choosing the GOYOJO Digital Torque Screwdriver. This high-precision tool is designed for accurate torque control in a wide range of applications, from electronics and bicycle maintenance to firearm assembly and furniture installation. With its digital display, multiple measurement units, and intelligent alert system, it ensures precise and safe fastening, preventing damage from over-tightening or under-tightening.

GOYOJO Digital Torque Screwdriver with packaging and included bits
Figure 1: GOYOJO Digital Torque Screwdriver and accessories.

2. Mga Sulod sa Pakete

Palihug susiha ang pakete alang sa mosunod nga mga butang:

  • 1 x GOYOJO Digital Torque Screwdriver
  • 1 x Bit Holder
  • 10 x High-quality Alloy Steel Bits:
    • Cross (Phillips): PH1, PH2, PH3
    • Hexagonal (Hex): H4, H5, H6
    • Slotted (Flathead): SL3, SL4, SL5, SL6
  • 1 x User Manual (kini nga dokumento)

3. Tapos sa Produktoview

Diagram of GOYOJO Digital Torque Screwdriver display and buttons
Figure 2: Digital Torque Screwdriver display and button functions.
  1. Operating Mode: Indicates current mode (Track, Peak, Preset).
  2. Pagpakita sa Baterya: Nagpakita sa kasamtangan nga lebel sa baterya.
  3. Mga yunit: Displays selected torque unit (N.m, kgf.cm, lbf.ft, lbf.in).
  4. Ipakita ang Balor: Shows the real-time or peak torque value.
  5. Torque Direction: Indicates tightening or loosening.
  6. Increment Default (Up Arrow): Gigamit aron madugangan ang mga kantidad o mag-navigate sa mga menu.
  7. Power on/Off/Reset (P/C Button): Powers the device on/off, or resets settings.
  8. Working Mode/Setting (M Button): Changes operating modes or enters setting menu.

4. Pag-setup ug Inisyal nga Paggamit

4.1 Pag-instalar sa Baterya

The screwdriver is battery-powered. Ensure batteries are correctly installed before first use. Refer to the battery compartment for polarity. While the product description states 'Battery Included: No', it is designed to operate with batteries.

4.2 Bit nga Pag-install

The GOYOJO Digital Torque Screwdriver features a magnetic 1/4" hex bit holder for quick and easy bit changes.

  1. Select the appropriate bit for your task from the included 10-piece set.
  2. Insert the bit firmly into the magnetic 1/4" hex holder at the tip of the screwdriver. The magnetic holder will secure the bit in place.
  3. Aron makuha, kuhaa lang ang gamay.
Magnetic bit holder for quick bit changes
Figure 3: Magnetic 1/4" Hex Bit Holder for easy bit replacement.

5. Mga Instruksyon sa Pag-opera

5.1 Power On/Off

  • Aron Pag-on: Pindota ug kupti ang P/C button until the display illuminates.
  • Pag-off: Pindota ug kupti ang P/C button until the display turns off. The device will also automatically power off after a period of inactivity to conserve battery.

5.2 Pagpili sa Yunit

The screwdriver supports four torque units: N.m, lbf.ft, lbf.in, and kgf.cm.

  • Samtang naka-on ang device, pindota ang M button repeatedly to cycle through the available units until your desired unit is displayed.
Digital Torque Screwdriver display showing four torque unit options
Figure 4: Four torque unit options available on the display.

5.3 Setting Torque Values (Preset Mode)

The screwdriver allows you to set custom preset torque values for repetitive tasks.

  1. Pindota ang M button to enter the Preset mode (indicated on the display).
  2. Gamita ang Taas nga Pana ug Ubos nga Pana buttons to adjust the target torque value.
  3. Pindota ang M buton pag-usab aron makumpirma ang setting.
  4. The device can store up to 3 groups of preset values.

5.4 Operating Modes (Track and Peak)

The screwdriver offers two main operating modes:

  • Track Mode: Displays real-time torque as it is applied.
  • Peak Mode: Captures and displays the maximum torque applied during an operation. In this mode, the device records each torque value and stores up to 999 data sets for later review.

To switch between modes, press the M button until the desired mode (Track or Peak) is shown on the display.

5.5 Overload Protection and Alerts

The GOYOJO Digital Torque Screwdriver features an intelligent alert system to prevent damage from excessive torque.

  • When the applied torque reaches 80% of the preset maximum torque value, the device will trigger a warning (buzzer sound and/or visual alert on the LED display).
  • Mubo nga sulat: Ensure the buzzer function is turned on in the settings for audible alerts.
Intelligent alert system for 80% torque threshold
Figure 5: Visual representation of the intelligent alert system.

5.6 LED nga Backlight

The convenient backlight mode makes it easy to read the display in low-light environments. The backlight automatically activates when the device is in use or a button is pressed.

6. Pagmentinar

6.1 Paglimpyo

  • Wipe the screwdriver body with a soft, dry cloth.
  • Do not use abrasive cleaners or solvents, as they may damage the display or casing.
  • Keep the bit holder free from debris to ensure proper bit seating.

6.2 Pagtipig

  • Store the screwdriver and bits in a dry, clean environment, away from extreme temperatures and direct sunlight.
  • Kuhaa ang mga baterya kung ang aparato dili magamit sa taas nga panahon aron malikayan ang pagtulo.

6.3 Bit Care

  • The included bits are made of high-quality alloy steel for wear resistance and toughness.
  • Inspect bits regularly for wear or damage. Replace worn bits to maintain precision and prevent damage to fasteners.

7. Pagsulbad sa problema

ProblemaPosibleng HinungdanSolusyon
Screwdriver does not power on.Low or dead batteries; Incorrect battery installation.Replace batteries; Check battery polarity.
Buzzer alert not sounding.Buzzer function is turned off in settings.Ensure the buzzer function is enabled in the device settings.
Inaccurate torque readings.Worn or incorrect bit; Device needs recalibration (rare).Use a new, correct bit; Contact customer support if issue persists.
Bits fall out of holder.Debris in bit holder; Damaged magnetic holder.Clean the bit holder; Contact customer support if magnetic function is lost.

8. Mga detalye

FeatureDetalye
Sakup sa Torque0.8-8 Nm (7.08-70.8 in-lbs)
Pagkatukma± 2%
Mga Yunit sa PagsukodN.m, lbf.ft, lbf.in, kgf.cm
Bit Holder Size1/4" Hex
Apil nga BitsPH1, PH2, PH3, H4, H5, H6, SL3, SL4, SL5, SL6 (10 Pcs)
Pagtipig sa DataUp to 999 sets (in Peak mode)
Preset Values3 groups of customizable preset values
Mga alertoBuzzer and visual warning at 80% of preset torque
PagpakitaLED with Backlight Mode
PaggunitErgonomic, sweat-absorbent, non-slip
Mga Dimensyon sa Pakete21 cm (Taas) x 7 cm (Gilapdon) x 7 cm (Taas)
Timbang sa Pakete0.39 kg

9. Mga Tip sa Gumagamit

To maximize the utility and lifespan of your GOYOJO Digital Torque Screwdriver, consider the following tips:

  • Application-Specific Torque Values: Utilize the preset value function for common tasks to ensure consistent and accurate fastening.
Recommended torque values for various applications
Figure 6: Recommended torque values for common applications.

Recommended Torque Values for Specific Applications:

  • Bicycle Maintenance:
    • Seatpost clamp: 5-10 in-lbs
    • Handlebar clamp: 5-10 in-lbs
    • Stem bolts: 5-8 in-lbs
    • Brake caliper bolts: 6-8 in-lbs
    • Pedals: 30-35 in-lbs
  • Firearm Maintenance/Assembly:
    • Scope Ring: 15-25 inch-pounds
    • Scope Base Screw: 30-40 inch-pounds
    • Action Screw/Receiver Bolt: 35-65 inch-pounds
  • Furniture Installation: 15-30 in-lbs
  • Electronic Devices Maintenance: 1-5 in-lbs
  • Pag-log sa datos: Use the PEAK mode to record and review torque values, which can be useful for quality control or documenting work.
  • Ergonomic Grip: The non-slip handle is designed for comfort and reduced hand fatigue during prolonged use. Maintain a firm, steady grip for best results.
  • Paglikay sa mga Tulo: The magnetic bit holder not only facilitates quick changes but also helps prevent screws from falling during operation.

10. Garantiya ug Suporta

GOYOJO products are manufactured to high-quality standards. For any questions, technical support, or warranty claims, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.

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