Installation and Maintenance
Series EHU-700 Humidifiers
Please Read And Save These Instructions
The Armstrong Series EHU-700 humidifier is an electronically controlled, non-pressurized steam-generating
humidifier, with its vapor discharged into a duct of an air-handling system or through a fan package. The
Armstrong Series EHU-700 consists of three models: The EHU-701, 703 and 704. The maximum capacity
of the series is 240 Ibs/hr.
To allow the Series EHU-700 humidifier to function to its full capability, be certain to install it in accordance
with the following Armstrong recommendations. For further assistance, please contact your local Armstrong
representative for the video tape, "Armstrong Series EHU-700 Humidifiers: Installation, Operation and
Maintenance".
Bulletin 527-G