Adjusting headband, Product features – Harbor Freight Tools 67854 User Manual
Page 7
Page 7
For technical questions, please call 1-800-444-3353.
Item 67854
91214
Grinding mode setting:
GRIND
9
10
11
12
13
Figure 2
To change to Grinding Mode, rotate the
Shade Control Knob counterclockwise to
Grind. This turns off the shade function
so the helmet lens stays clear. Use
this function to provide protection while
grinding.
cAUTION: Be sure to set the helmet to the
proper shade setting before welding
again.
Adjusting Headband
Adjust the Headband so that the helmet
is seated securely on your head as low as
possible and close to your face.
Tension
Adjustment
Knob
Ratcheting
Headband
Knob
Top
Strap
Figure 3
Adjust the Headband width by turning the
Ratcheting Headband Knob to make sure the
Front Cover Lens is aligned with your eyes.
Adjust the Headband height by tightening
or loosening the top strap until the Helmet fits
snug on your head.
Once the Headband is properly adjusted,
lower the Helmet over your face until the
proper angle is found. Then turn the Tension
Adjustment Knobs on either side of the
helmet, locking the helmet’s angle in place.
See Figure 3.
product Features
Time Delay and Sensitivity:
At the moment the welding operation
is started, the filter screen automatically
changes from clear to dark.
The operator can vary the amount of
time it takes the filter to return to a clear state
and the sensitivity of the sensor using the
controls inside the helmet.
SENSITIVITY
LOW
<
> HIGH
DELAY TIME
SLOW
<
> FAST
ANSI Z87.1-2003 Variable Shade 4/9-13 SKU 67854
Sensitivity Adjustment Switch
Adjusts the amount of light needed to
activate the lens to darken.
Dark to clear Adjustment Switch
Adjusts the speed the lens changes.
In FAST position: .25 - .45 seconds
In SLOW position: .65 - .80 seconds
Figure 4
The Sensitivity setting changes the
amount of light needed to make the filter
react.
Solar cells:
This Welding Helmet utilizes high
performance solar cells as power supply, and
has two built-in 3V lithium batteries as power
backup. No change of battery is needed.
Under normal welding conditions, users can
expect a battery lifetime of more than 6 years.