S-20736
LEIGHTNING L3 EARMUFFS
1-800-295-5510
uline.com

INSTRUCTIONS
NOTE: Prior to fitting, inspect the product to ensure it is not damaged. If damage is found, dispose of it immediately and obtain a new pair.
Brush excess hair aside and remove any ear jewelry that may affect the acoustic seal before attempting to fit the hearing protector.
- Place earcups over each ear. (See Figure 1)

- Adjust the headband by sliding the headband up or down. (See Figure 2)

MAINTENANCE
- 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.





















