Chapter 6: Maintaining Your Filtered Enclosure

4.Using the “^” or “ν” keypads, respectively, increase or decrease the numerical value until it equals 52 (2'), 34 (3'). 26 (4') for the enclosure at 90 fpm inflow velocity.

5.Press the “ENTER” Keypad. The photometer will scan for 15 seconds, and then the “0” keypad will flash. Press the “Enter” keypad. The unit will scan for 5 seconds, the display will read “0000,” and the unit will sound a confirming tone.

6.Set the valve to “DOWNSTREAM.” Place the palm of your hand over the sampling port of the pistol. There should be a strong vacuum at this port. If the vacuum is weak, contact Air Techniques Hamilton Associates.

7.Turn the enclosure on and let it operate for a minimum of 5 minutes.

8.If necessary, adjust the speed control of the enclosure to maintain the following airflows at 90 fpm; 2' (130cfm), 3' (200 cfm, 4' (265 cfm.)

9.Position the aerosol generator discharge in the intake of the baffle inside the enclosure.

10.Start the aerosol generator (Pressure to be +/- 1 PSIG). Ensure that one Laskin nozzle is in the “open” position.

11.Allow the generator to operate for a minimum of 15 seconds. For all integral motorized impeller models, scan the downstream exhaust side of the HEPA filter by passing the sampling nozzle of the gun in slightly overlapping strokes over the entire surface the filter, with the sampling port not more than 1 inch from the surface of the filter media. Scan the entire periphery of the filter and the gasket between the filter frame and the enclosure frame. Scanning shall be done at a traverse rate of not more than 2 inches per second.

NOTE: For the Purifier Enclosures ducted to the outside, place the sampling nozzle in the center of the remote blower exhaust.

Acceptance

Aerosol penetration shall not exceed 0.01 percent measured by the photometer.

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Gentek 3980200, 3980423, 3980422, 3980401, 3980403, 3980323, 3980400, 3980420, 3980421, 3980402, 3980322, 3980321, 3980300 Acceptance
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3980203, 3980223, 3980402, 3980400, 3980422 specifications

Gentek has established itself as a leading name in the world of electrical and building materials, offering a wide range of products designed to meet the diverse construction and renovation needs. Among its impressive lineup, the model numbers 3980202, 3980323, 3980220, 3980221, and 3980201 have emerged as notable contenders, each boasting specific features that set them apart in the market.

The Gentek 3980202 is particularly acclaimed for its robust construction and exceptional durability. This product is designed with weather-resistant properties, making it suitable for various climates and ensuring that it can withstand harsh environmental conditions. Touted for its ease of installation, the 3980202 features a user-friendly design, allowing both professionals and DIY enthusiasts to utilize it without hassle.

Moving onto the Gentek 3980323, this model takes innovation to the next level with its advanced technological integrations. It incorporates energy-efficient solutions aimed at reducing overall electrical consumption. This model is also compatible with modern smart home systems, allowing users to enhance their homes with ease. The sleek design does not compromise on performance, ensuring that functionality and aesthetics work in harmony.

The Gentek 3980220 and 3980221 share several similarities, focusing on versatility and adaptability. These models are engineered to cater to a wide range of applications, making them ideal for both residential and commercial projects. Their modular designs allow for customization based on specific project requirements, significantly increasing their appeal to contractors and architects. Furthermore, they boast eco-friendly features, contributing to sustainable building practices.

Lastly, the Gentek 3980201 stands out for its affordability without compromising quality. This model offers essential features that meet the fundamental needs of any project, making it an excellent choice for budget-conscious buyers. Despite its economical price point, the 3980201 is crafted with high-grade materials ensuring reliability and longevity.

In summary, Gentek's models 3980202, 3980323, 3980220, 3980221, and 3980201 showcase the company's commitment to quality, innovation, and sustainability. Each model offers unique features tailored to specific needs, ultimately providing contractors, architects, and homeowners with dependable solutions that stand the test of time.
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