background image

Digital 

COOL MIST

Humidifier with

Permanent Filter

MODEL 

BCM5521

Filter: BWF100-P

Read instructions before operating. 

Retain for future reference.

Instruction Leaflet

INFO-LINE 

If after having read this leaflet, you have any 

questions or comments on your air humidifier, 

call

1-800-253-2764

in North America.

9100030003929

WEEKLY MAINTENANCE
Remove Scale:

1. Repeat steps 1-4 above.
2. Clean the base by partially filling the base with one 8-oz 

cup of undiluted white vinegar, or use Clean-Away™ by
Bionaire

®

. Let solution stand 20 minutes, cleaning all

interior surfaces with a soft brush. Dampen a cloth with
undiluted white vinegar and wipe out entire base to
remove scale.

3. Rinse with clean warm water to remove scale and the

white vinegar solution before beginning to disinfect the
reservoir.

DISINFECT HUMIDIFIER BASE AND RESERVOIR

1. Fill humidifier base with 1/4 gallon of water and 1/2 

teaspoon of chlorine bleach.

2. Fill the reservoir 1/2 full with water and 1/2 teaspoon of

chlorine bleach.

3. Let the solution stand for 20 minutes, swishing every

few minutes. Wet all surfaces.

4. Carefully empty the base and reservoir after 20 minutes,

and rinse with water until you cannot detect any bleach
smell. Dry with a clean cloth or paper towel.

5. Check the Filter Monitor to see if it is time to replace

the filters. Depending on water hardness in your area, it
may be necessary to change the filter every 1-2
months. Re-insert the wick filters into the wick frame. 

6. Refill the water tank as directed with cool tap water,

replace the humidifier housing, and turn the unit on.

STORAGE INSTRUCTIONS

If your humidifier will not be in use for two days or more,
or at the end of the season follow these instructions.
1. Clean and dry the humidifier thoroughly as per the

“Weekly Maintenance” instructions.

2. Let the humidifier dry completely before storing. Do not

store with water inside the base or water reservoir. 

3. Remove the reservoir cap. Do not store with the reservoir

cap in place.

4. Throw away the wick filters. Do not leave wick filters

inside the humidifier.

5. Store in a cool dry location.
6. Order your new filters so they will be ready for next season.

SERVICE INSTRUCTIONS

1. Do NOT attempt to repair or adjust any electrical or

mechanical functions on this unit. Doing so will void the
warranty. The inside of the unit contains no user serv-
iceable parts. All servicing should be performed by
qualified personnel only.

2. If you need to exchange the unit, please return it in its

original carton, with a sales receipt, to the store where
you purchased it. If you are returning the unit more than
30 days after the date of purchase, please see the
enclosed warranty. 

3. Should your humidifier require service, please call

1-800-253-2764

in North America for further assistance. 

4. If you have any other questions or comments, feel free

to write to us or visit our website 

www.bionaire.com

Bionaire

JCS/THG, LLC

303 Nelson Avenue

Neosho, MO 64850

Troubleshooting for your Cool Mist Humidifier

Trouble

• LED not illuminated.

• Mist output minimal to

none.

• Water leaks from water 

reservoir.

• Water Filter turns brown.

• Film on water reservoir.

• Water cloudy.

• Humidistat cycles on/off.

• Very tight reservoir cap.

Probable Cause

Unit not plugged in. 

Power failure.

Filter has not 
absorbed water.

Mineral buildup in base.

Humidistat is set too low.

Permanent Filter needs 
to be replaced.

Normal operation.

Rubber O-ring is missing 
or improperly placed.

Reservoir Cap not 
tight enough.

Your filter needs  
to be cleaned.

In areas with particular 
hard water your wick 
filter will need to be 
changed frequently.

Mineral deposits cause 
film on tank to build up.

Filter needs to 
be washed.

Using warm water
to refill reservoir.

Humidifier is reacting 
to room humidity level.

Over tightened.

Solution

Plug in unit.

Check circuit breaker or 
outlet.

✔ 

Wait 15 minutes before 
starting humidifier.

Regular cleaning of tray
after each use will help
keep the unit functioning
properly.

Set the humidistat to 
high.

✔ 

Replace your wick filter 
(BWF100-P) by calling 
1-800-253-2764, or visit 
www.bionaire.com.

Mist is invisible.

Check to see if inlet or 
outlet grills are blocked.

✔ 

Remove reservoir 
cap then replace 
or reposition ring.

Tighten the 
reservoir cap.

✔ 

Follow filter cleaning 
instructions located in 
this manual. 

Use Clean-Away™
Solution (DMS216), to
order call 1-800-253-2764,
or visit www.bioaire.com.

Follow filter cleaning
instructions located in
this manual.

.

Refill using cool water.

Set the humidistat to a
higher or lower setting.

Add liquid soap or 
petroleum jelly to cap 
gasket to ease opening.

Fig. 5

Frequently Asked Questions

Question

What are the variables that 
affect run time?

How do I remove film on 
water tank?

How can I extend the run 
time?

Answer

The estimated run time for this humidifier is based on aver
age room conditions. The actual run time of your humidifier 
is dependent on numerous variables such as:

✔ 

Air exchange in the room where the humidifier is placed.

✔ 

Room construction of the room where the humidifier is placed.

✔ 

Temperature of the room where the humidifier is placed.

✔ 

Humidity levels in the room where the humidifier is placed.

✔ 

Movement of occupants and the opening and closing of 
doors in the room where the humidifier is placed.

✔ 

Home furnishings in the room where the humidifier is placed.

✔ 

See Daily Maintenance instructions. Regular cleaning is 
recommended.

✔ 

Run your unit on the lowest setting.

✔ 

If your unit has electronics, set it to your desired humidity 
level. The unit will turn on and off, which will extend the run 
time.

✔ 

Fill the tank all the way full, place it on the base, let the 
water empty into the base until it stops bubbling, then refill 
he tank full again. This ensures maximum water capacity 
and will extend run time.

Fig. 4

TWO (2) YEARS LIMITED WARRANTY

SAVE THIS WARRANTY INFORMATION

A. This Warranty applies only to the original purchaser of

this product.

B. This Warranty applies ONLY to repair or replacement of

any supplied or manufactured parts of this product that,
upon inspection by JCS/THG, LLC authorized personnel,
is shown to have failed in normal use due to defects in
material or workmanship. JCS/THG, LLC will determine
whether to repair or replace the unit. This Warranty
does not apply to installation expenses.

C. Operating this unit under conditions other than those

recommended or at voltages other than the voltage
indicated on the unit, or attempting to service or modify
the unit, will render this WARRANTY VOID.

D. Unless otherwise proscribed by law, JCS/THG,

LLC shall not be liable for any personal injury,
property or any incidental or consequential dam-
age of any kind resulting from malfunctions,
defects, misuse, improper installation or alteration
of this product.

E. All parts of this product excluding filters, which are 

covered under separate warranty, are guaranteed for a
period of 2 years as follows:

1.  Within the first 30 days from date of purchase, the

store from which you purchased your product
should replace this product if it is defective in 
material or workmanship (provided the store has 
in-stock replacement.) If you intend to assert any
claim in connection with the product, please follow
the instructions in paragraph F.

2.  Within the first 24 months from date of purchase,

JCS/THG, LLC will repair or replace the product if it
is defective in material or workmanship, subject to
the conditions in paragraph G.

F. If you have any other problem or claim in connection

with this product, please write to our Consumer Service
Department.

G. IMPORTANT RETURN INSTRUCTIONS. Your Warranty

depends on your following these instructions if you are
returning the unit to JCS/THG, LLC:

1.  Carefully pack the item in its original carton or other

suitable box to avoid damage in shipping.

2.  Before packing your unit for return, be sure to

enclose:

a)  Your name, full address with zip code and tele-

phone number

b)  A dated sales receipt or PROOF OF PURCHASE,

c)  Your $12.50 check for return shipping and han-

dling, and

d)  The model number of the unit and the problem

you are having. (Enclose in an envelope and tape
directly to the unit before the box is sealed.)

3.  JCS/THG, LLC recommends you ship the package

U.P.S. ground service for tracking purposes.

4.  All shipping charges must be prepaid by you.

5.  Mark the outside of your package:

Bionaire

JCS/THG, LLC

303 Nelson Avenue

Neosho, MO 64850

SHIPPING AND HANDLING CHARGES: $12.50 (USD)

This Warranty gives you specific legal rights, and you may
have other rights which vary from state to state. The
provisions of this Warranty are in addition to, and not a
modification of, or subtraction from, the statutory
warranties and other rights and remedies contained in any
applicable legislation. To the extent that any provision of
this Warranty is inconsistent with any applicable law, such
provision shall be deemed voided or amended, as
necessary, to comply with such law.

© 2006 JCS/THG, LLC

Bionaire

®

, the Bionaire logo

®

, FilterClean

TM

and Clean-Away

TM

are trademarks of JCS/THG, LLC.

BCM552106EM1

Printed in China

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