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Installation and Operation Manual  -  

WHDEHUM-90P

11

Congratulations on purchasing your new HVAC equipment. It has 

been designed for long life and reliable service, and is backed by one 

of the strongest warranties in the industry. Your unit automatically 

qualifies for the warranty coverage listed below, provided you keep 

your proof of purchase (receipt) for the equipment and meet the 

warranty conditions.

LIMITED TWO (2) YEAR PARTS EXPRESS WARRANTY

All parts of the WHDEHUM-90P dehumidifier are warranted to be free from 

defects in workmanship and materials for normal use and maintenance for 

two (2) years from the date of purchase by the original consumer for the 

original  installation. The Limited Express Warranty applies only when the 

unit is installed per the Comfort-Aire/Century installation instructions and in 

accordance with all local, state and national codes for normal residential use.

LIMITED FIVE (5) YEAR EXTENDED EXPRESS WARRANTY

The compressor only is warranted to be free from defects in workmanship 

and materials for five (5) years from the date of purchase to the original 

consumer for the original residential installation, when the unit is registered 

within 60 days of purchase. Additionally, all parts are warranted to be 

free from defects in workmanship and materials for an two (2) years from 

the date of purchase by the original consumer for the original residential 

installation, when the unit is registered within 60 days of purchase. 

EXCEPTIONS

The Limited Express Warranty does not cover normal maintenance—

Comfort-Aire/Century recommends that regular inspection/maintenance be 

performed according to the Owner’s Manual. Additionally, labor charges, 

transportation charges for replacement parts, replacement of refrigerant or 

filters, any other service calls/repairs are not covered by this Limited Express 

Warranty. It also does not cover any portion or component of the system that 

is not supplied by Comfort-Aire/Century, regardless of the cause of failure of 

such portion or component.

CONDITIONS FOR WARRANTY COVERAGE

•  Unit must be operated according to the Comfort-Aire/Century operating 

instructions included with the unit and cannot have been subjected to 

accident, alteration, improper repair, neglect or misuse, or an act of God 

(such as a flood)

•  Serial numbers and/or rating plate have not been altered or removed
•  Proof of proper maintenance over the unit’s lifetime must be supplied
•  Installation was done by a trained, licensed or otherwise qualified HVAC 

dealer/contractor

•  Performance has not been impaired by use of any product not authorized 

by Comfort-Aire/Century, or by any adjustments or adaptations to 

components

•  Damage has not been a result of inadequate wiring or voltage conditions, 

use during brown-out conditions, or circuit interruptions

•  Air flow around any section of the unit has not been restricted
•  Unit remains in the original residential installation
•  Warranty is valid only to the original purchaser (non-transferrable)
•  Unit was not purchased over the internet

DURATION OF WARRANTY & REGISTRATION

The warranty begins on the date of purchase by the original consumer. The 

original consumer must register at www.marsdelivers.com within 60 days of 

purchase. 

The original consumer must retain a receipted bill of sale as 

proof of warranty period (part numbers, serial numbers, purchase and 

installation dates). 

REMEDY PROVIDED BY THE LIMITED EXPRESS WARRANTY

The sole remedy under the Limited Express Warranty is replacement of 

the defective part. If replacement parts are required within the period of 

this warranty, Comfort-Aire/Century replacement parts shall be used; any 

warranty on the replacement part(s) shall not affect the applicable original 

unit warranty. Access to the unit for service is the owner’s responsibility. 

Labor to diagnose and replace the defective part is not covered by this 

Limited Express Warranty. 

LIMITATION OF LIABILITY

1. 

EXCLUSION OF ALL IMPLIED WARRANTIES AND LIMITATION.

There are no other express or implied warranties. Comfort-Aire/

Century makes no warranty of merchantability.

 We do not warrant 

that the unit is suitable for any particular purpose or can be used 

in buildings or rooms of any particular size or condition except as 

specifically provided in this document. There are no other warranties, 

express or implied, which extend beyond the description in this 

document. 

2. 

All warranties implied by law are limited in duration to the term of the 

parts warranty. Your exclusive remedy is limited to the replacement 

of defective parts. 

We will not be liable for any consequential or 

incidental damages caused by any defect in this unit. 

3. 

This warranty gives you specific legal rights; you may also have 

other rights which vary from state to state. Some states do not allow 

limitation on how long an implied warranty lasts or do not allow the 

exclusion or limitation of incidental and/or consequential damages, 

so the above limitations or exclusions may not apply to you.

4.  No warranties are made for units sold outside the continental United 

States and Canada. Your distributor or final seller may provide a 

warranty on units sold outside these areas.

5.  Comfort-Aire/Century will not be liable for damages if our performance 

regarding warranty resolution is delayed by events beyond our control 

including accident, alteration, abuse, war, government restrictions, strikes, 

fire, flood, or other acts of God.

COMMERCIAL INSTALLATION LIMITED EXPRESS WARRANTY

When installed in a commercial application, all parts and compressors are 

warranted to be free from defects in material and workmanship for ONE 

YEAR from the date of purchase by the original consumer for the original 

installation.

LIMITED EXPRESS WARRANTY - WHDEHUM-90P

WHDEHUM_WARRANTY_7/2017

Please visit www.marsdelivers.com to register your new product

KEEP THIS INFORMATION AS A RECORD OF YOUR PURCHASE

 

 

                 Date of Purchase 

 

     Date Installation Completed

 

                         

o

Component of new HVAC system 

 

     

Remember to retain your bill of sale as proof of warranty period and ownership.

Apply Serial Number and Model Number sticker here 

(from product carton). if unavailable, write serial number and

model number below (can be found on unit rating plate).

Please follow the below steps to register your product. 
•  Please log onto our website www.marsdelivers.com
• Resources
•  Product Registration
•  Complete the requested information in ALL CAPS, especially  

    the Email address
•  Press the “Continue” button at the bottom
•  A copy of the registration will be sent to the Email address  

    you entered at the top of the page (for your records)

Summary of Contents for Comfort-Aire Century WHDEHUM-90P

Page 1: ...www marsdelivers com Installation and Operation Manual WHDEHUM 90P Whole House Dehumidifier...

Page 2: ...trary to these guidelines may void warranty The benefits of a properly humidified environment are many They include personal comfort as well as the preservation of furniture draperies carpets wooden f...

Page 3: ...t operating in standalone unit mode Condensate pump if not easy to reach gravity fed drain Air duct take offs and conversions as necessary if not operating in standalone mode ID plastic or vinyl drain...

Page 4: ...uire dehumidification As of late there is a growing trend towards mini split HVAC systems that are implemented as heating and cooling systems Separated dehumidification configurations are ideal soluti...

Page 5: ...wait a minimum of two hours before turning the unit on Additionally the Comfort Aire Century dehumidifier cannot sit directly on the floor unless the unit condensate drain output is feeding directly i...

Page 6: ...en installing the dehumidifier inside a sealed crawlspace a basement or a sealed attic the ducting requirements are recommended as follows 1 If the area is open without partitions and the dehumidifier...

Page 7: ...d or unconditioned area An example would be to feed the separate room from the main living area which would maximize the airflow from there proving a living area that likely is more dry than the other...

Page 8: ...OSESTO DISABLE DEHUMIDIFIER G If the dehumidifier is installed in an attic leak protection the unit should be place a normally closed condensate overflow s Wire the float switch to terminals A5 and R...

Page 9: ...reen The display screen has two functions When the unit is powered ON it shows the local humidity While setting the desired humidity level the screen will show the set point humidity level 2 Power Ind...

Page 10: ...iated float switch is open Step 2 Push the power switch to turn the dehumidifier ON Step 3 Press the Central Control button until the Whole House light turns on which indicates the unit is configured...

Page 11: ...delivers com within 60 days of purchase The original consumer must retain a receipted bill of sale as proof of warranty period part numbers serial numbers purchase and installation dates REMEDY PROVID...

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