VEVOR 7500

VEVOR 4.5KW Professional Stud Welder Dent Repair Kit

Model: 7500

User Manual

1. Product Overview

The VEVOR 4.5KW Professional Stud Welder Dent Repair Kit is designed for efficient and reliable automotive body dent removal. This workstation features two welding guns, six operational modes, and a mobile cart design for ease of use in various repair environments. It delivers high instantaneous peak output for strong weld joints, suitable for both minor dings and larger dents.

VEVOR 4.5KW Professional Stud Welder Dent Repair Kit

Image 1.1: The VEVOR 4.5KW Professional Stud Welder Dent Repair Kit, showcasing its compact design and integrated workstation features.

2. Safety Instructions

Always adhere to the following safety guidelines to prevent injury or damage to the equipment:

  • Wear appropriate personal protective equipment (PPE), including welding gloves, eye protection, and protective clothing.
  • Ensure the work area is well-ventilated and free from flammable materials.
  • Do not operate the welder in damp or wet conditions.
  • Always disconnect the power supply before performing any maintenance or changing accessories.
  • Keep children and unauthorized personnel away from the operating area.
  • Verify the power supply voltage matches the welder's requirements.
  • Avoid touching hot parts of the equipment immediately after use.

3. Product Components

The package includes the following items:

  • 1 x Spot Welder Dent Puller Cart
  • 1 x Set of Dent Repair Kit (including various welding and pulling tools)
  • 1 x User Manual
Dent Repair Kit Components

Image 3.1: Overview of the welding and pulling tools included in the dent repair kit.

4. Setup

4.1 Unpacking and Inspection

  1. Carefully remove all components from the packaging.
  2. Inspect all parts for any signs of damage during transit. Contact customer support immediately if any damage is found.
  3. Ensure all listed components are present.

4.2 Assembling the Workstation

  1. Attach the extended push handle to the main unit.
  2. Secure the padded seat onto the workstation.
  3. Install the accessory trays on the sides of the unit.
  4. Ensure the smooth-rolling casters are securely attached and functional for mobility.
Workstation Assembly and Features

Image 4.1: The mobile workstation with its push-pull handle, side tool boxes, and smooth-rolling casters for easy transport and organization.

4.3 Connecting Power and Welding Guns

  1. Connect the power cord to a suitable electrical outlet (100-120V~ 60Hz for US models).
  2. Attach the two welding guns to their respective ports on the main unit. Ensure connections are secure.

5. Operating Instructions

The VEVOR Stud Welder offers six welding modes and adjustable power levels for versatile dent repair.

5.1 Selecting Welding Mode and Power Level

  1. Turn on the main power switch.
  2. Rotate the mode selector knob to choose one of the six functional welding modes (e.g., OT Long Washers, Round Washer, Wavy Wire, Triangle Tab, Hot Pressing, Carbon Rod Heating).
  3. Use the High/Low power switch to select the appropriate power level for the repair task. 'H' for High (3900A) and 'L' for Low (3500A). This helps reduce burn-through risk or weak welds.
Mode and Power Selection

Image 5.1: The control panel showing the mode selector knob and the High/Low power switch for precise operation.

Six Functional Welding Modes

Image 5.2: Visual representation of the six functional welding modes: OT Long Washers, Round Washer, Wavy Wire, Triangle Tab, Hot Pressing, and Carbon Rod Heating.

5.2 Performing Dent Repair

  1. Clean the dented area thoroughly to ensure good electrical contact.
  2. Attach the appropriate welding accessory (e.g., stud, washer) to the welding gun.
  3. Place the tip of the welding accessory firmly against the dented surface.
  4. Press the trigger on the welding gun to initiate the weld. Hold for a brief moment until a secure weld is formed.
  5. Use the pulling tools (e.g., slide hammer, pull hooks) to gently pull the dent out.
  6. Repeat the process as needed, moving across the dented area.
Stud Welding Process

Image 5.3: Demonstrating the stud welding process on a vehicle panel, highlighting the strong and firm weld joints achieved with the unit's peak output.

Dual Welding Guns in Use

Image 5.4: The dual welding gun setup allows for fast switching between tools, improving workflow and productivity during various repair steps.

5.3 Official Product Video

Video 5.1: An official product video demonstrating the VEVOR Professional Stud Welder Dent Repair Kit in action, showcasing its features and ease of use for various dent repair tasks.

6. Maintenance

Regular maintenance ensures the longevity and optimal performance of your stud welder.

  • Cleaning: Periodically clean the exterior of the unit and the welding guns to remove dust and debris. Use a dry, soft cloth.
  • Cable Inspection: Regularly inspect all cables and connections for wear, cuts, or damage. Replace damaged cables immediately.
  • Ventilation: Ensure the ventilation holes are clear of obstructions to allow for proper heat dissipation. The unit features multiple ventilated holes and automatic shutdown for overheat protection.
  • Storage: Store the unit in a dry, clean environment when not in use. Utilize the side tool boxes for organizing small accessories.
Ventilated Cooling System

Image 6.1: The unit's ventilated cooling system, designed to ensure stable operation and prevent overheating during heavy loads.

7. Troubleshooting

Refer to the following table for common issues and their solutions:

Problem Possible Cause Solution
Welder does not power on. No power supply; power cord damaged; internal fuse blown. Check power connection and outlet; inspect power cord; consult qualified technician for fuse replacement.
Weak or inconsistent welds. Incorrect power setting; poor contact with workpiece; dirty workpiece surface; worn welding tip. Adjust power to 'H' (High); ensure firm contact; clean workpiece; replace welding tip.
Unit overheats and shuts down. Blocked ventilation; prolonged continuous use beyond duty cycle. Clear ventilation openings; allow unit to cool down before resuming operation.
Welding gun not firing. Loose connection; faulty trigger; ground clamp not properly attached. Check all connections; ensure ground clamp is secure; contact support if trigger is faulty.

8. Specifications

Feature Specification
Item Model Number 7500
Voltage (US) 100-120V~ 60Hz
Power 4500W
Instantaneous Peak Output 3500A (Low) / 3900A (High)
Weldable Metals Carbon Steel, Stainless Steel
Net Weight 62.4 pounds / 28.3 kg
Product Dimensions 37.4 x 19.7 x 16.1 inches / 950 x 500 x 410 mm
Product Dimensions Diagram

Image 8.1: Diagram illustrating the key dimensions of the VEVOR Stud Welder Dent Repair Kit.

9. Warranty and Support

9.1 Warranty Information

This product typically comes with a manufacturer's warranty. Please refer to the warranty card included in your package or visit the official VEVOR website for detailed warranty terms and conditions. Optional protection plans may also be available for extended coverage.

  • 2-Year Protection Plan: Available for one-time purchase.
  • Complete Protect: Monthly subscription plan covering eligible purchases.

9.2 Customer Support

For technical assistance, troubleshooting, or warranty claims, please contact VEVOR customer support through their official website or the contact information provided in your product documentation. You can also visit the VEVOR Store on Amazon for more information.

© 2026 VEVOR. All rights reserved.

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