Hobart Welding Products Inventor Series Owner's Manual
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Hobart Welding Products Inventor Series Owner's Manual

Auto-darkening welding helmets
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OM-281997B
2018−06
Inventor
Series
t
Auto-Darkening Welding Helmets
www.HobartWelders.com

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Summary of Contents for Hobart Welding Products Inventor Series

  • Page 1 OM-281997B 2018−06 Inventor Series Auto-Darkening Welding Helmets www.HobartWelders.com...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS SECTION 1 − WELDING HELMET SAFETY PRECAUTIONS − READ BEFORE USING ..1-1. Symbol Usage ............. 1-2.

  • Page 3: Section 1 − Welding Helmet Safety Precautions − Read Before Using

    SECTION 1 − WELDING HELMET SAFETY PRECAUTIONS − READ BEFORE USING helmet 2018−04 Protect yourself and others from injury — read, follow, and save these important safety precautions and operating instructions. 1-1. Symbol Usage DANGER! − Indicates a hazardous Indicates special instructions. situation which, if not avoided, will result in death or serious injury.

  • Page 4: Proposition 65 Warnings

    WELDING HELMETS do not provide unlimited eye, ear, and face protection. Arc rays from the welding process produce intense visible and invisible (ultraviolet and infrared) rays that can burn eyes and skin. Sparks fly off from the weld. D Use helmet for welding/cutting applications only. Do not use helmet for laser welding/cutting. D Use impact resistant safety spectacles or goggles and ear protection at all times when using this welding helmet.

  • Page 5: Lens Shade Selection Table

    1-4. Lens Shade Selection Table Process Electrode Size Arc Current Minimum Suggested in. (mm) Shade No. Protective Amperes Shade No. (Comfort)* Shielded Metal Arc Less than 3/32 (2.4) Less than 60 −− Welding (SMAW) 3/32−5/32 (2.4−4.0) 60−160 5/32−1/4 (4.0−6.4) 160−250 More than 1/4 (6.4) 250−550 Gas Metal...

  • Page 6: Section 2 − Specifications

    SECTION 2 − SPECIFICATIONS Viewing Field 3.94 x 2.36 in. (100 x 60 mm) Reaction Time 0.00004 sec (1/25,000 sec) Available Shades Darkened State: No. 9–13/Light State: No. 3 Provides Continuous UV And IR Protection (DIN 15) Grind Mode Sensitivity Control Lo-Hi Adjustment For Varying Ambient Light And Welding Arc Delay Control...

  • Page 7: Section 3 − Operating Instructions

    SECTION 3 − OPERATING INSTRUCTIONS 3-1. Helmet Controls Remove protective films from lens before welding. Low Battery Indicator (See Section 3-2) Variable Shade Control (See Section 3-4) Sensitivity Control (See Section 3-5) Lens Delay Control (See Section 3-3) Weld/Grind Mode Switch (See Section 3-6) Grind Mode Indicator (See Section 3-6)

  • Page 8: Lens Delay Control

    3-3. Lens Delay Control Place Weld/Grind mode switch in Weld position (Section 3-6). Lens Delay Control The lens delay control is used to ad- just the time for the lens to switch to the clear state after welding. The delay is particularly useful in eliminating bright after-rays present in higher amperage applications where the molten puddle remains...

  • Page 9: Sensitivity Control

    3-5. Sensitivity Control Place Weld/Grind mode switch in Weld position (Section 3-6). Sensitivity Control Use control to make the lens more re- sponsive to different light levels in vari- ous welding processes. Use a Mid- Range or 50−70% sensitivity setting for most applications.

  • Page 10: Weld/Grind Mode Switch

    3-6. Weld/Grind Mode Switch Weld/Grind Mode Switch Grind Mode Indicator Place switch in Grind mode for grinding ap- plications. To resume welding, place switch in Weld mode. The Grind Mode indicator will blink when helmet is in Grind mode. Do not weld in the Grind mode; the lens will not darken.

  • Page 11: Section 4 − Adjusting Headgear

    SECTION 4 − ADJUSTING HEADGEAR Headgear Tightness Distance Adjustment There are four head- Adjustment gear adjustments: Headgear Screw headgear top, tight- To adjust, turn the adjust- ness, angle adjust- ing knob located on the ment, and distance ad- back of the headgear left or Adjusts the distance be- justment.

  • Page 12: Section 5 − Replacing The Lens Covers

    SECTION 5 − REPLACING THE LENS COVERS 5-1. Replacing Outside Lens Cover Never use the auto-darkening lens without the inside and outside lens covers properly installed. Welding spatter will damage the auto-darkening lens and void the warranty. Locking Tab Lens Assembly Outside Lens Cover Remove lens assembly by sliding the locking tab to the left.

  • Page 13: Replacing Inside Lens Cover

    5-2. Replacing Inside Lens Cover Never use the auto-darkening lens without the inside and out- side lens covers properly installed. Welding spatter will damage the auto-darkening lens and void the warranty. Lens Assembly inside Lens Cover Remove the lens cover holder (see Section 5-1).

  • Page 14: Section 6 − Replacing The Battery

    SECTION 6 − REPLACING THE BATTERY The helmet is powered by solar cells and two 2450 lithium batter- ies. Low Battery Indicator The low battery indicator lights when 2−3 days of battery life re- main. If battery power is low, install two new Panasonic CR2450 lithium batteries.

  • Page 15: Section 7 − Installing Optional Magnifying Lens

    SECTION 7 − INSTALLING OPTIONAL MAGNIFYING LENS Optional Magnifying Lens Slide magnifying lens into the hel- met retaining brackets as shown. Align the magnifying lens with the auto-darkening lens assembly. To prevent lens fogging, install flat side of magnifying lens to- ward auto-darkening lens.

  • Page 16: Section 9 − Troubleshooting

    SECTION 9 − TROUBLESHOOTING Trouble Remedy Not switching – auto-lens Stop welding immediately. If power is on, review the sensitivity stays light and will not recommendations and adjust sensitivity. Make sure helmet is not darken when welding. in Grind mode. Clean lens cover and sensors of any obstructions. Make sure the sensors are facing the arc;...

  • Page 17: Section 10 − Parts List

    SECTION 10 − PARTS LIST Figure 10-1. Inventor Series Auto-Darkening Welding Helmet OM-281997 Page 15...

  • Page 18: Section 11 − Limited Warranty

    SECTION 11 − LIMITED WARRANTY LIMITED WARRANTY – Subject to the terms and conditions below, Miller Electric Mfg. LLC, dba Hobart Welding Products, Appleton, WI, warrants to its original retail purchaser that the new Hobart equipment sold after the effective date of this limited warranty is free of defects in material and workmanship at the time it is purchased at the retailer.
  • Page 19 Notes Work like a Pro! Pros weld and cut safely. Read the safety rules at the beginning of this manual.
  • Page 20 Miller Electric Mfg. LLC An Illinois Tool Works Company 1635 West Spencer Street Appleton, WI 54914 USA Phone: 800-332-3281 Visit our website at www.HobartWelders.com  ORIGINAL INSTRUCTIONS − PRINTED IN USA 2018 Miller Electric Mfg. LLC 2018-01...

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