Page 1
OWNER’S MANUAL • • • • • • • 3 US GALLONS (10.2 LITERS) OUTPUT PER DAY WARM MOISTURE HUMIDIFIER Model HWM-4000 Series * Output dependent on room temperature and humidity.
For proper humidity reading use a hygrometer, which is available in many hardware and department stores or by ordering one from Honeywell. (See CARE PRODUCTS). 12. DO NOT touch the steam vapor. Steam can cause burns.
Page 3
INTRODUCTION Thank you for purchasing a Honeywell Warm Moisture Humidifier. If you would like more information on our full line of products, visit our website at: www.honeywell.com/yourhome. H O W D O E S I T W O R K ? Water passes into the Power Unit where it is heated and purified.
Page 4
• Select a firm, level, flat location - at least six inches (15 cm) from any wall for proper air flow (Fig. 1). Place the humidifier on a water-resistant surface, as water can damage furniture and some flooring. Honeywell will not accept responsibility for property damage caused by water spillage. FILLING •...
OPERATION P O W E R CAUTION: DO NOT PLUG IN THE HUMIDIFIER WITH WET HANDS AS AN ELECTRICAL SHOCK COULD OCCUR. • With the Power knob in the OFF position, plug the filled humidifier into a polarized 120V outlet. DO NOT FORCE THE POLARIZED PLUG INTO THE OUTLET; it will only fit one way.
Page 6
FEATURES H U M I D I S TAT The Humidistat (Moisture Control knob) allows you to adjust and select the humidity level to your personal preference. Your humidifier will turn on and off throughout the day and night to maintain the Desired Humidity level you have selected. S E T T I N G T H E M O I S T U R E C O N T R O L / H U M I D I S TAT First run the humidifier per the operation instruction with Fig.5...
Page 7
DO NOT pour medicine directly through the Grille opening or add it to the Water Tank. Honeywell assumes no responsibility for consequences resulting from the uses of medicine in this humidifier.
WEEKLY CLEANING We recommend cleaning the humidifier weekly, more often if you have hard water or notice a build-up of impurities or detect unpleasant odors. Cleaning involves two steps SCALE REMOVAL and DISINFECTING. Be sure to perform these in the proper order to avoid harmful chemical interactions. Fig.7 •...
CLEANING THE HEATING ELEMENT If the output drops, or the Refill light remains on, even while there is water in the tank, the mineral build-up may need to be removed from the heating element of the Power Unit. How often you perform this special maintenance depends upon the hardness of the water you are using and how quickly mineral deposits form on the interior surfaces of the humidifier.
TROUBLE SHOOTING Q: The humidifier is not running, but all (or some) of the lights are on. A: If the Desired Humidity light is ON: The Moisture Control may be set too low. Moving the Moisture Control counter-clockwise to the highest setting should restart the unit.
If your local retailer is out of stock, replacement parts and care products may be ordered directly. You can call 1-800-332-1110 to order with a MasterCard, Visa, Discover or fill out the form below and mail it along with a check or money order (sorry no COD’s accepted) Honeywell Consumer Service Center 250 Turnpike Road Southborough, MA 01772 Please allow four to six weeks for delivery.
PERSISTS PLEASE CONTACT THE CONSUMER SERVICE CENTER. CUSTOMER ASSISTANCE Mail questions or comments to: Honeywell Consumer Service Center 250 Turnpike Road Southborough, MA 01772 e-mail: service@honeywell.com Please be sure to specify model number. Call us toll-free at: 1-800-332-1110 Or visit our website at: www.honeywell.com/yourhome...