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0521 IS-20736

 

S-20736

LEIGHTNING L3 
EARMUFFS

1-800-295-5510

uline.com

NOTE: Prior to fitting, inspect the product to 

ensure it is not damaged. If damage is found, 
dispose of immediately and obtain a new pair.

Brush excess hair aside and remove any ear jewelry  
that may affect acoustic seal before attempting to fit 
the hearing protector. 

1.  Place earcups over each ear. (See Figure 1)

2.  Adjust the headband by sliding the headband up or 

down. (See Figure 2)

INSTRUCTIONS

MAINTENANCE

Figure 1

Figure 2

•  Regularly inspect earcups and ear cushions for 

cracks and leaks. Discard if earcups are visibly 
damaged or compromised.

•  Clean earcups and ear cushions regularly with mild 

soap and water.

•  Replace ear cushions and foam inserts every 6-8 

months under normal wear, every 3-4 months with 
heavy use or in humid/extreme climates.

Para Español, vea página 2.

Pour le français, consulter la page 3.

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