Y Warning: Protect yourself and others from injury — read and follow these precautions.
1-1. Symbol Usage
Means Warning! Watch Out!
There are possible hazards with
this procedure! The possible
hazards are shown in the adjoining symbols.
Y Marks a special safety message.
. Means “Note”; not safety related.
1-2. Hazards
ARC RAYS can burn eyes and skin.
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 Wear a welding helmet fitted with a proper shade of filter to protect your
face and eyes when welding or watching (see ANSI Z49.1 and Z87.1 listed
in Safety Standards). Refer to Shade and Sensitivity charts in Sections 3-4
and 3-5.
D Wear approved safety glasses with side shields under your helmet.
D Use protective screens or barriers to protect others from flash and glare;
warn others not to watch the arc.
D Wear protective clothing made from durable, flame-resistant material
(leather and wool) and foot protection.
This group of symbols means Warning! Watch
Out! possible ELECTRIC SHOCK, MOVING
PARTS, and HOT PARTS hazards. Consult symbols and related instructions below for necessary
actions to avoid the hazards.
WELDING HELMETS do not provide unlimited eye, ear and
face protection.
D Use impact resistant safety spectacles or goggles and ear protection at all
times when using this welding helmet.
D Do not use this helmet while working with or around explosives or
corrosive liquids.
D Do not weld in the overhead position while using this helmet.
D Inspect the auto-lens frequently. Immediately replace any scratched,
cracked, or pitted cover lenses or auto-lenses.
NOISE can damage hearing.
Noise from some processes or equipment can damage hearing.
D Wear approved ear protection if noise level is high.
1 Reset Button (See Section 3-2)
2 Low Battery Indicator
(See Section 3-2)
3 Variable Shade Control (See
Section 3-4)
4 Sensitivity Control
(See Section 3-5)
5 Lens Delay Control
(See Section 3-3)
804 847
OM-217 741 Page 3
3-2. Reset Button And Low Battery Indicator
. The auto-darkening lens turns on
12
3-3. Lens Delay Control
1 Reset Button
Press Reset button to check if the lens
is working properly.
When the Reset button is pressed, the
lens should darken twice and return to
the clear state. Do not use the helmet
if the lens does not function as described. (See Section 9, Troubleshooting.)
2 Low Battery Indicator
The low battery indicator lights when
2−3 days of battery life remain.
If battery power is low, replace with
CR2450 lithium batteries (2 required)
(Miller Part No. 217 043) (see Section
6).
(darkens) automatically when
welding begins and turns off 15 −
20 minutes after welding stops.
OM-217 741 Page 4
1 Lens Delay Control
The lens delay control is used to
adjust the time for the lens to switch
1
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 bright momentarily after
welding. Lens delay adjusts from
min (0.10 second) to max (1.0 second.).
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