Armstrong World Industries EHU-700 Series Pre-Installation, Check Shipment, Check Local Codes

Page 4

PRE-INSTALLATION

1)CHECK SHIPMENT

A claim should be filed with the transportation company (and reported to Armstrong) if any items are missing or damaged. Your shipment will arrive in two or three cartons.

One carton holds the humidifier with the steam generator installed, the control humidistat and sensing element, two short steam hoses, hose clamps, mounting plate and lag screws, and a clear drain hose. If you have ordered a duct pressure switch or a high limit stat, these too will be in the humidifier carton.

The steam dispersion tube(s) and fittings are contained in another carton ( two for the EHU 704).

 

Two complete sets of

Figure 4-1. EHU-701

 

 

installation instructions have

 

 

 

been shipped with your unit.

 

 

 

One is for the installer's use.

 

 

 

The second is for the owner's

 

 

 

files.

 

4" Side

 

 

 

Clearance

2)

CHECK LOCAL CODES

 

Both Sides

 

Series EHU-700 humidifiers

 

 

 

should be installed in

 

 

 

accordance with ALL

 

 

 

applicable building, plumbing,

 

 

 

and electrical codes.

24" Min. Steam

 

 

 

 

3)

SITE SELECTION

Generator

5" Min. Drain

Tank Removal

Connection Access

Electronic steam humidifiers

 

 

must be installed in locations

 

 

that allow routine inspection

 

 

and accessibility for maintenance

Figure 4-2. EHU-703/704

 

operations. See Figures 4-1 & 4-2

 

 

 

for access space.

 

 

Do not place electronic steam humidifers

4" Side

24" Side

Clearance

Clearance

in locations where unusual instances of

 

 

malfunction of the humidifier or the

 

 

system might cause damage to

 

 

non-repairable or un-replaceable,

24" Front

 

or priceless property.

Clearance

 

 

 

5" Min. Drain

 

 

Connection Access

4

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Contents Installation and Maintenance Metal Tools Away from These Areas Table of Contents PRE-INSTALLATION Check ShipmentCheck Local Codes Site SelectionWater Total Installation Electrical Service WiringMounting the Humidifier Important Please observe the followingWater Fill Supply Connect DrainPressure in duct is high, see Figure Control Wiring Control Humidistat10 Ft Wall Mounted Control HumidistatDuct Mounted Control Humidistat Airflow SwitchHigh Limit Duct Humidistat Audible Alarm Generator aInstrument Panel Before Turning on the Power START-UP Procedure for Armstrong Series EHU-700 HumidifiersTurn on Power AT the Circuit Breaker Page Page Troubleshooting Guide Tank Contactor Operation Operational GuidelinesMonitoring Stat Demand Monitoring % Power Manual Drain ModeMonitoring Current Automatic Drain OperationEHU-700 Diagnostics Diagnostic Display MessagesC02 Tank Needs Cleaning C00 Normal Operation C01 High WaterC04 High Limit Circuit C05 Drain System FailureC06 Fill System Failure C07 Overcurrent FailureC09 I/O Diagnostics Water Quality and Treatment for EHU Series Humidifiers When Water Conductivity is TOO LOWGeneral When Water Conductivity is TOO High ResultsRemedy RemediesSteam Generator Parts Valves and Mechanical Parts Electrical Parts EHU-700 Parts List Maintenance Recommended Maintenance Schedule To 2 Days After Start UPSteam Generator Maintenance Month to 1 YearTank Removal and Replacement ALL Models Steam Generator Chemical Cleaning Procedure Page Tank DISASSEMBLY, CLEANING, and Electrode Replacement Models EHU-703 and 704, Single and Three PhaseFill and Drain System Repair Model EHU-701, Single and Three PhaseDrain System Failure Fill System Failure Autocal Procedure SpecificationsHumidistat Data Sensor Failure ProtectionDimensions Sensor CharacteristicsHumidity SET Point Reset by Outside Temperature AIR Supply High Limit Humidity SensorApplication Example Humidistat model number H270-69-13-10-31Dimensional Information

EHU-701, EHU-700 Series, EHU-704, EHU-703 specifications

Armstrong World Industries has long been a leader in the ceiling and wall solutions industry, and its EHU-700 Series exemplifies the commitment to innovation and quality. The EHU-700 Series, which includes models such as the EHU-703, EHU-704, and EHU-701, is designed for a variety of commercial applications, combining aesthetic appeal with superior performance characteristics.

One of the key features of the EHU-700 Series is its exceptional acoustic control. The panels are crafted using advanced sound-absorbing materials that effectively reduce noise levels in busy environments. This makes them ideal for areas such as offices, schools, and healthcare facilities, where quietness can significantly enhance productivity and comfort. The EHU-700 Series has been rigorously tested and certified to meet stringent industry standards, ensuring its effectiveness in noise reduction.

Additionally, these ceiling panels are designed with durability in mind. Made from high-quality components, the EHU-700 Series is resistant to moisture and staining, making them suitable for spaces exposed to humidity, such as kitchens and restrooms. This resilience ensures that the panels maintain their aesthetic appeal over time, reducing maintenance costs for facility managers.

The EHU-700 Series also incorporates Armstrong's innovative technologies to enhance ease of installation and flexibility. The panels feature a lightweight design, allowing for straightforward handling and installation. Compatibility with various grid systems ensures that the EHU-700 Series can be easily integrated into existing architectural designs, providing a seamless finish.

Another significant aspect of the EHU-700 Series is its commitment to sustainability. Armstrong World Industries emphasizes eco-friendly manufacturing processes and materials, allowing architects and builders to achieve green building certifications, such as LEED. The use of recyclable materials in the panel composition reflects a commitment to reducing the environmental footprint.

In summary, the EHU-700 Series, including the EHU-703, EHU-704, and EHU-701 models, showcases Armstrong World Industries' dedication to quality and innovation. With unparalleled acoustic performance, durability, installation convenience, and sustainability, these ceiling panels are ideal for a wide array of commercial environments, proving to be a valuable investment for modern architectural needs. Their combination of functionality and design ensures that they meet the demands of today's dynamic spaces.
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