Levoit LV400CH User manual

Questions or Concerns?
Please contact us Mon-Fri 9:00AM-5:00PM PST
at [phone] or email [email protected]
Model No.: LV400CH
Ultrasonic Cool Mist Humidifier

Thank you.
Thank you for purchasing the LV400CH Ultrasonic Cool Mist Humidifier by Levoit. We are
dedicated to providing you with quality products so that you can see a better you. Should
you have any questions or concerns about using your new product, feel free to reach out to
our helpful customer support team at [phone] or by email at [email protected]. We
hope you enjoy your new product!
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Safety Information
IMPORTANT: Please read, understand, and comply with all of the instructions provided in
this manual before using the device. Failure to comply with the instructions given in this
manual and/or using the device in ways other than the ones mentioned in this manual may
result in serious injury and/or damage the product.
•Ensure that the plug fits properly into a polarized power socket.
•Always disconnect from a power source by pulling the plug when not in use.
•DO NOT use this product in wet environments.
•DO NOT use your hand or any other object to cover the nozzle while the unit is on. Doing
so may damage the product.
•DO NOT clean the unit while it is connected to a power source or while it is on.
•Remove the water tank from the base before moving the humidifier.
•DO NOT place the humidifier near sources of heat, such as stove tops, ovens, radiators or
computers.
•DO NOT
where it can be easily knocked over.
•Unplug the unit when not in use, or while cleaning it out.
•DO NOT use cleaning detergents to clean the humidifier; only use distilled white vinegar.
•DO NOT plug in the unit with wet hands.
•DO NOT place foreign objects into the unit’s base or water tank. Do not use other items
as replacement parts for this product.
•Keep the machine out of reach of children.
•Only use this humidifier as described in this manual.
•Contact customer service if the unit is damaged or if it is not functioning properly.
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1. Nozzle
2. Water Tank
3. Water Tank Window
4. Water Filter Cap
5. Night Light
6. Power Button
7. Base
8. Inner Chamber
9. Atomization Chip
10. Floater
11. Aroma Box
12. Aroma Pad
13. Filter
Main Functions
8
1 13
10
94
7
5
6
11 12
3
2
Top Back
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Set-Up
1. Remove the water tank from the base.
2. Flip the tank over and unscrew the water
tank cap.
3. Fill the tank with cold or room
temperature water; use distilled water for
best results. You can gauge how much
water is in the tank by looking through
the water tank window.
4. Replace the cap once you have filled the
tank to your desired level.
5. Carefully place the water tank back on
the base, aligning the water tank window
with the power button.
NOTE:
• For best results, fill the water tank with distilled water.
• DO NOT fill the tank with hot water for operation.
• DO NOT add water through the nozzle. - 5 -

Operation
1. Plug the unit in an electrical outlet.
2. Press the power button once to set
the humidifier the low mist setting. The
power button will light up blue.
3. Press the power button again to set the
unit to the high mist setting. The power
button will light up purple.
4. (Optional) Press and hold the power
button for 2 seconds to turn on or turn
5. Press the power button once more to
6. When the water level is low, the power
button will light up red and the unit will
due to low water level.
7. Unplug the humidifier and refill the
water tank as mentioned in the Set-up
section.
NOTE:
NOTE:
•
•
mist in any direction.
While the humidifier is operating, the
power button light will automatically
Press the power button again to wake
up the button light, then you can view
the device's current work status and
change the mist setting.
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Using the Aroma Box
Your new humidifier can also be used as an
aroma diuser to provide added comfort in
your home.
1. Unplug the humidifier from its power
source.
2. Remove the aroma box from the back of
the base.
3. Add 2-3 drops of essential oil on the
aroma pad.
4. Replace the aroma box. Fill the water
tank with water and place it back on the
base as mentioned in the Set-up section.
5. Plug in and turn on the humidifier to relax
with your favorite fragrance.
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Preventing Water Leaks
When not sealed properly, the water tank
on your new LV400CH Ultrasonic Cool Mist
Humidifier may leak. The following tips will
ensure that your humidifier will operate
smoothly.
1. Make sure the silicone ring around the
water tank cap is secured at all times.
2. Twist the cap counterclockwise to secure
it onto the water tank.
Make sure the solicone ring is not
deformed.
3. When moving the humidifier, remove
the tank from the base and empty any
excess water inside the inner chamber
before moving the base.
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Note：
1. If the relative humidity in your room exceed 68%, it is recommended to use
2.Please make sure that your room is well-ventilated and this will improve the
4. base before placing the tank.
5. DO NOT shake the humidifier or place it on an inclined surface. Always make sure to
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place the humidifier on a flat, level surface.

Care & Maintenance
Make sure the humidifier is completely
unplugged from any power source when
cleaning.
1. Unplug the humidifier.
2. Remove the water tank from the base
and pour out any excess water. Fill the
tank with 1 cup of distilled white vinegar
and evenly coat all sides of the water
tank.
3. Add a small amount of vinegar or citric
acid on the atomizer chip. Fill the inner
chamber with water.
4. Allow the vinegar to soak inside of both
the water tank and inner chamber for 30
minutes.
5. Pour out the vinegar from both parts of
the humidifier and thoroughly rinse with
warm water.
6. Fill the water tank with 2 cups of distilled
water and set the humidifier on the high
setting for 15 minutes.
7. Pour out excess water and dry all parts
with a dry, clean cloth. Store in a covered
space when not in use.
NOTE: The water in the inner chamber
near the atomizer chip may still be warm
pouring out the water.
Cleaning the Water Filter Cap
It is recommended to clean the water filter
cap ( which is filled up with tourmaline
ceramic ball ) every 6 months. Remove the
water filter cap and rinse it out with clean
water and allow it to dry in the sun for at
least 1 hour. Replace the cap back onto
the water tank when it dry.
Removing & Cleaning the Nozzle
Remove water tank from the base and pour
out any remaining water.
1. Align the arrow on the nozzle with mark
on the water tank.
2. Slowly flip the water tank over to remove
the nozzle.
3. Scrub the nozzle with a soft-bristled
brush and warm water. Rinse and dry
thoroughly.
4. Replace the nozzle onto the water tank.
Cleaning the Aroma Pad
1. To clean the aroma pad, remove it from
the aroma box and rinse under warm
water.
2. Dry the pad with a clean cloth and place
it back into the aroma box.
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Troubleshooting
Problem Cause Solution
No mist coming out of
nozzle.
Unit is not plugged in. Plug into power source.
Unit is not turned on. Press the power button to
turn on the unit.
No water in tank. Add water.
Water level low. Fill water tank with sucient
amount of water.
Unusual smell. Unit is new. Remove the water cap, and
place the water tank in a
cool, dry place for 12 hours.
Dirty water, or water has
been in tank for a long time.
Rinse and clean water tank
and fill with clean water.
Unusual noise. Tank is positioned
incorrectly.
Align water tank window
with the power button.
Water level low. Add water.
Unit is not level. Place unit on a flat, level
surface.
Mist is coming out from
base.
Water tank is not positioned
correctly.
Turn o/unplug the unit,
then align water tank
window with the power
button.
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Specifications
Power Supply: AC
120V/60Hz
Rated Power: 25W
10m²
(107sq.ft)
Water Tank Capacity: 4 L (1.05 gal)
Max Moisture Capacity: 200 mL/h
Package Contents
1 x Ultrasonic Cool Mist Humidifier
1 x User Manual
3 x Aroma Pads
Customer
Support
Should you encounter any issues or have
any questions regarding your new product,
feel free to contact our helpful Customer
Support Team. Your satisfaction is our goal!
Levoit Corporation
1202 N. Miller Street, Suite A
Anaheim, CA 92806
Toll-Free: [phone]
Email: [email protected]
Support Hours
Monday - Friday: 9:00am - 5:00pm PST
*Please have your order number ready
before contacting customer support.
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Warranty
Information
Terms & Policy
Levoit warrants all products to be of the highest
quality in material, craftsmanship and service
for a minimum of 1 year, eective from the
date of purchase. Warranty lengths may vary
between product categories. Levoit will replace
any product found to be defective due to
manufacturer flaws based on eligibility; refunds
are available within the first 30 days of purchase.
This warranty extends only to personal use and
does not extend to any product that has been
used for commercial, rental, or any other use in
which the product is not intended for. There are
no warranties other than the warranties expressly
set forth with each product.
This warranty is non-transferrable. Levoit is not
responsible in any way for any damages, losses
or inconveniences caused by equipment failure or
by user negligence, abuse, or use noncompliant
with the user manual or any additional safety, use,
or warnings included in the product packaging
and manual.
This warranty does not apply to the following:
• Damage due to abuse, accident, alteration,
misuse, tampering or vandalism.
• Improper or inadequate maintenance.
• Damage in return transit.
• Unsupervised use by children under 18 years
of age.
Levoit and its subsidiaries assume no liability
for damage caused by the use of the product
other than for its intended use or as instructed
in the user manual. Some states do not allow
this exclusion or limitation of incidental or
consequential losses so the foregoing disclaimer
may not apply to you. This warranty gives you
specific legal rights and you may also have other
rights which may vary from state to state.
ALL EXPRESSED AND IMPLIED WARRANTIES,
INCLUDING THE WARRANTY OF
MERCHANTABILITY, ARE LIMITED TO THE
PERIOD OF THE LIMITED WARRANTY.
Should your product prove defective within the
specified warranty period, please return the
defective unit in its original packaging with (1)
an original copy of the invoice, (2) your order
confirmation number, (3) and your warranty ID
number.
To find out more about extending your warranty,
visit www.levoit.com/warranty or contact customer
support.
Date of Purchase: ________________
Purchased From: ________________
Order Number: ________________
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