Decreased Air Flow
• Make sure that any packaging materials have been removed from the filter.
• Check the air purifier to make sure the air inlet and filtered air outlet are not
blocked.
• Check the condition of the filter and if dirty, replace with a new Filtrete™
replacement filter.
• Check the prefilter condition and clean if they are dirty.
Noisy Operation
• Check the condition of the filter and if dirty, replace with a new Filtrete™
replacement filter.
• Check the prefilter condition and clean if they are dirty.
• Make sure that nothing is blocking the air inlet or filtered air outlet.
• Operate the purifier on a lower fan speed.
Still having trouble? Please call 1-800-388-3458 from the United States or Canada.
ASSISTANCE OR SERVICE AND LIMITED WARRANTY
Assistance or Questions
For more information about using this air purifier, visit our website at www.filtrete.com
or call 1-800-388-3458 from the United States or Canada.
Limited Warranty
This product will be free from defects in material and manufacture for a period of
one year from the date of purchase. The user is responsible for determining whether
the product is fit for a particular purpose and suitable for the user's application. If
this 3M product is defective within the warranty period stated above, your exclusive
remedy and 3M's sole obligation shall be, at 3M's option, to replace the 3M product
or refund the purchase price of the 3M product. This warranty does not cover normal
wear and tear or damage resulting from accident, misuse, use of alternate filters,
alteration, or lack of reasonable care. This warranty gives you specific legal rights,
and you may have other rights which may vary from state to state or country to
country. To obtain warranty service contact 3M at 1-800-388-3458.
Limitation of Liability
3M will not be liable for any loss or damage arising from this 3M product, whether
direct, indirect, special, incidental or consequential, regardless of the legal theory
asserted, including warranty, contract, negligence or strict liability. Some states and
countries do not allow the exclusion or limitation of incidental or consequential
damages, so the above limitation or exclusion may not apply to you.
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