ARCCAPTAIN LYG-37M-800J Auto-Darkening Welding Helmet User Manual

1. Product Introduction

Thank you for choosing the ARCCAPTAIN Auto-Darkening Welding Helmet. This manual provides essential information for the safe and effective use, maintenance, and troubleshooting of your welding helmet. Please read it thoroughly before operation and keep it for future reference.

Figure 1: ARCCAPTAIN Auto-Darkening Welding Helmet (Model LYG-37M-800J)

1.1 Package Contents

1.2 Specifications

1.3 Features

• AUTO DARKENING FILTER: High-end auto-darkening lens and 4 premium arc sensors allow adaptation to different working environments by adjusting the lens's shade and sensitivity.
• OPTIMAL EYE PROTECTION: Fully automatic UV/IR protection up to DIN 16 at all times. Reduces the risk of exposure to harmful light and offers greater adaptability.
• LARGE VIEWING SIZE: Features a 3.94" x 3.66" viewing field for enhanced visibility.
• SUPERIOR COMFORT: Weighs only 2 pounds, 60% lighter than similar products, reducing cervical spine load during work.
• BUILT TO LAST: Made of PP strong material, offering shock resistance and flame resistance. Meets ANSI Z87.1/EN379 CE/CSA Z94.3 compliance.
• TRUE COLOR TECHNOLOGY: New generation 1/1/1/1 true color technology enhances clarity by 10% and reduces lime green tint.
• FASTER AUTO DARKENING: Switching time from light to dark is 1/25000 seconds.
• LONGER SERVICE LIFE: Equipped with two solar panels and two CR2450 lithium batteries for extended working time.
• EASIER ADJUSTMENT: Upgraded knob section allows for easy adjustment even with gloves. Rearranged interior for a better fit.
• GREEN MATERIAL: Made from eco-friendly PP materials with high tensile strength and flexural modulus.

2. Safety Information

Failure to follow safety warnings and instructions may result in electric shock, fire, and/or serious injury. Save all warnings and instructions for future reference. If you encounter issues, contact ARCCAPTAIN professional support.

2.1 General Safety

• Do NOT use the welder if the switch does not turn it on and off.
• Disconnect the plug from the power source before making any adjustments, changing accessories, or storing the welder.
• Ensure the switch is off before connecting to power or moving the welder to prevent accidental starting.
• Always maintain and use safety guards, covers, and devices properly.
• Keep hands, hair, clothing, and tools away from moving parts like V-belts, gears, and fans.
• Follow these instructions and consider working conditions when using the welder and accessories.
• This manual may not cover every possible situation. Use common sense and caution.

2.2 Electrical Safety

• DO NOT weld in a damp area or come in contact with a moist or wet surface.
• DO NOT modify any wiring, ground connections, switches, or fuses in this welding equipment.
• DO NOT come into physical contact with any part of the welding current circuit, including the workpiece, ground clamp, electrode or welding wire, and metal parts on the electrode holder or MIG gun.
• DO NOT connect the ground clamp to electrical conduit, and DO NOT weld on electrical conduit.
• NEVER leave the Welder unattended while energized. Turn off the power if you have to leave.
• DO NOT attempt to plug the welder into the power source if the ground prong on INPUT POWER CABLE plug is bent over, broken off, or missing.
• DO NOT alter INPUT POWER CABLE or plug in any way.
• People with pacemakers should consult their physicians before use. Magnetic fields can affect cardiac pacemakers.

• Only experts should replace machine parts.
• Avoid dropping foreign objects into the machine during component replacement.
• Ensure correct wire connections after replacing PCBs to prevent property damage.

2.3 Fire Safety

• Place the machine on non-combustible surfaces to prevent fires.
• Ensure no flammable materials are near the working area to reduce fire risk.
• Avoid installing the machine near water sources to prevent water damage.
• Always weld/cut materials in a dry environment with humidity below 90% and maintain a working temperature between -10°C and 40°C.
• When welding/cutting outdoors, ensure shelter from sunlight and rain, keeping the machine dry at all times.
• Do not operate the machine in dusty or chemically corrosive environments.
• Remove or secure all combustible materials within a 35 feet (10 meters) radius of the work area. Use fire-resistant material to cover or seal open doorways, windows, cracks, and other openings.
• Improper use can lead to fire or explosion. Avoid flammable materials near the working area, keep a fire extinguisher nearby with trained personnel, refrain from cutting closed containers, and do not use the machine for pipe thawing.

2.4 Fumes and Gases Safety

• Keep your head away from the smoke while cutting to avoid breathing in harmful gases.
• Ensure the working area is well-ventilated with exhaust or ventilation equipment during cutting.
• Only work in a confined area if it's well-ventilated, or wear an air-supplied respirator.

2.5 Arc Rays and Noise Safety

• Arc radiation can harm eyes and skin; excessive noise can damage hearing.
• Use certified welding eye protection with at least a number 10 shade lens rating.
• Wear leather leggings and fire-resistant shoes or boots; avoid clothing that can catch sparks or molten metal. Do not touch hot workpiece with bare hands.
• Keep clothing free of flammable substances and wear dry, insulating gloves and protective clothing.
• Wear an approved head covering and use appropriate welding attire.
• When welding overhead or in confined spaces, use flame-resistant ear plugs or ear muffs.
• Wear ear covers or other hearing protectors when cutting.

2.6 Gas Shielded Welding – Cylinder Safety

• Never weld on a pressurized or closed cylinder.
• Avoid letting the electrode holder, electrode, welding torch, or welding wire touch the cylinder.
• Keep cylinders away from all electrical circuits, including welding circuits.
• Always keep the protective cap on the valve except when the cylinder is in use.
• Use only the correct gas shielding equipment designed for your specific type of welding, and maintain it properly.
• Protect gas cylinders from heat, physical damage, slag, flames, sparks, and arcs.
• Always follow proper procedures when moving cylinders.
• Do not install the machine in an environment with explosive gas to avoid an explosion.

2.7 Additional Safety Information

• Use only the supplied power cord for this welder or an identical replacement cord. Do not install a thinner or longer cord on this Welder.
• Maintain labels and nameplates on the Welder. These carry important information.
• Ensure the ground clamp is securely connected to the workpiece during welding.
• Pressing the gun switch when welding or cutting.
• When disposing of the cutting machine, please note the following:
  • Burning electrolytic capacitors on the main circuit or PCB board may cause explosions.
  • Burning plastic components such as the front panel may produce toxic gases.
  • Dispose of it as industrial waste.

3. Setup and Adjustment

3.1 Before Welding

• The Auto-Darkening filter Welding Helmet comes ready for use. Before welding, adjust the headband position and select the correct shade number for your application.
• Check the front cover lens to ensure it is clean and that no dirt covers the four sensors on the front of the filter cartridge. Also, check the front/inside cover lens and the front lens retaining frame to ensure they are secure.
• Inspect all operating parts for signs of wear or damage. Replace any scratched, cracked, or pitted parts immediately to avoid severe personal injury.
• Check for light tightness before each use.
• Select the required shade number using the shade knob. Ensure the shade number is correct for your application.
• Adjust the headband so the helmet is seated as low as possible on the head and close to your face. Adjust the helmet's angle in the lowered position by turning the adjustable limitation washer.
• Choose the correct weld/grind switch position before welding.

3.2 Headgear Adjustment

Figure 2: Headgear Adjustment Points

1. Headgear Crown Adjustment: Adjust for comfort and snap the pins into the holes to lock securely in place.
2. Angle Adjustment: Adjusted by four pins on the right side of the headband top to provide adjustment for the forward tilt of the helmet. To adjust, loosen the right outside tension adjustment knob, then lift on the control arm tab and move it to the desired position. Retighten the tension adjustment knob.
3. Distance Adjustment: Adjusts the distance between the face and the lens. To adjust, loosen both outside tension knobs and press inward to free them from adjustment slots. Move forward or back to the desired position and retighten. (Both sides must be equally positioned for proper vision.)
4. Head Size Adjustment (Headgear Tightness): Adjusted by pushing in the Ratchet Knob and turning to adjust for the desired head size.

4. Operation Control and Features

4.1 Cartridge Operation/Features Overview

Figure 3: Control Knobs for Delay, Shade, and Sensitivity

• Mode Control: Slide switch up and down to select the appropriate mode (Weld, Cut, Grind).
• Variable Shade Control: Adjusts the shade level.
• Low Battery Indicator: Lights up when battery life is low.
• Lens Delay Control: Adjusts the time for the lens to return to clear state.
• Sensitivity Control: Adjusts the lens's responsiveness to light.
• TEST Button: Used to check if the lens is functioning properly.

4.2 Mode Control

• Weld Mode: Used for most welding applications. The lens darkens upon sensing a welding arc. Adjust shade, sensitivity, and delay settings as needed.
• Cut Mode: Used for cutting applications. The lens darkens upon sensing a cutting arc. Adjust shade, sensitivity, and delay settings as needed.
• Grind Mode: Used for metal grinding applications. In this mode, the lens is fixed at shade No. 4. No lens adjustments are possible. Do not weld in Grind mode; the lens will not darken.

Figure 4: Application of Grind, Cut, and Weld Modes

4.3 Variable Shade Control

Shade is adjusted by setting the Mode Control switch to the proper range, then use the Variable Shade Control knob to set the desired shade. The shade can be adjusted from shade 5-9 (CUT Mode) or 9-13 (WELD Mode) based upon welding process or application.

Shade Selection Chart (Reference: ANSI Z49.1:2005)

* Start with a shade that is too dark to see the weld zone. Then, go to a lighter shade which gives a sufficient view of the weld zone without going below the minimum.

4.4 TEST Button

Press the TEST button to check if the lens is working properly. When pressed, the lens should darken and then return to the clear state. Do not use the helmet if the lens does not function as described.

4.5 Sensitivity Control (Cut/Weld Mode)

Use the sensitivity control to make the lens more responsive to different light levels in various welding/cutting processes. A Mid Range or 30-50% sensitivity setting is recommended for most applications. It may be necessary to adjust helmet sensitivity to accommodate different lighting conditions or if the lens is flashing On and Off.

Recommended Sensitivity Settings

4.6 Lens Delay Control

The lens delay control adjusts the time for the lens to switch to the clear state after welding. This feature is particularly useful in eliminating bright after-rays present in higher amperage applications where the molten puddle remains bright momentarily after welding. Lens delay adjusts from minimum (0.2 seconds) to maximum (1 second).

5. Maintenance

5.1 Replacing the Battery

The low battery indicator lights when 2-3 days of battery life remain. If battery power is low, replace with CR2450 lithium batteries.

1. Use a screwdriver to turn the battery box screw counterclockwise and remove it.
   

   Figure 5: Unscrewing the battery box (example image, actual may vary)

2. Pull the CR2450 battery out of the battery box, replace the battery, and recover the battery box.
   

   Figure 6: Replacing the CR2450 battery (example image, actual may vary)

NOTE: There are two batteries that need to be replaced, located on both sides of the welding helmet.

5.2 Replacing the Lens Covers

Figure 7: Lens Assembly Components

Replacing Outside Lens Cover

1. Rotate the 4 screws counterclockwise to remove them.
2. The outside lens cover is then free and can be replaced.
   

   Figure 8: Unscrewing the outside lens cover (example image, actual may vary)

Replacing Inside Lens Cover

Remove the inside lens cover by prying the cover from the groove in the lens assembly and replacing it.

Figure 9: Removing the inside lens cover (example image, actual may vary)

6. Troubleshooting Guide

If you do not understand or are unable to perform the Recommended Course of Action safely, contact arccaptain.com for after-sale service.

7. User Tips

• Always ensure your helmet is properly adjusted for a snug and comfortable fit to prevent light leaks and reduce strain during long welding sessions.
• Regularly clean the lens covers with a soft cloth and mild soap solution to maintain optimal visibility and ensure the auto-darkening function works effectively.
• Keep spare CR2450 batteries on hand, especially for critical projects, as the low battery indicator provides only a few days' notice.
• When switching between welding, cutting, and grinding, double-check that the mode selector is in the correct position to ensure appropriate eye protection.
• For TIG welding, consider using a Mid/High-Range sensitivity setting for better arc detection.

8. Warranty Information

ARCCAPTAIN provides a two-year warranty service for this product. For warranty claims or support, please contact ARCCAPTAIN customer service.

8.1 Battery Safety Information

• The product contains replaceable CR2450 batteries (Nominal voltage: 3V).
• Remove and immediately recycle or dispose of used batteries according to local regulations and keep away from children. Do NOT dispose of batteries in household trash or incinerate.
• Even used batteries may cause severe injury or death. Call a local poison control center for treatment information.
• Only CR2450 battery type is compatible; no other battery types are compatible.
• CR2450 batteries are non-rechargeable and are not to be recharged.
• Do not force discharge, recharge, disassemble, heat above the manufacturer's specified temperature rating, or incinerate. Doing so may result in injury due to venting, leakage, or explosion resulting in chemical burns.
• Ensure the batteries are installed correctly according to polarity (+ and -).
• Do not mix old and new batteries, different brands or types of batteries, such as alkaline, carbon-zinc, or rechargeable batteries.
• Remove and immediately recycle or dispose of batteries from equipment not used for an extended period of time according to local regulations.
• Always completely secure the battery compartment. If the battery compartment does not close securely, stop using the product, remove the batteries, and keep them away from children.

9. Support

For further assistance, please contact ARCCAPTAIN customer support:

• Email: service@arccaptain.com
• Online: www.arccaptain.com/pages/contact-us
• Whatsapp: +19892449456