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Better Air is Our Business
SAAF Front Access Housings
with SAAF Cassette Gas Phase Chemical Filters
Installation, Operation and Maintenance Instructions
Table of Contents
1.0 Introduction
1.1 About this document
3.3 Typical Front Access Housing (FAH) details
5.1 Prefilter
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5.6 Gaskets
8.0 Equipment Characteristics, Operating Weights, and
Shipping Weights
1.0 Introduction
1.1 About this Document
This document contains the information necessary to properly receive,
assemble, install, operate, and maintain the AAF Front Access
Housing (FAH) filter bank and filters. The purchaser, installer, and
operator of the filter system MUST read and comply with this
document in its entirety prior to installation of the equipment and its
operation. Failure to comply with the requirements of this manual may
void the product warranty.
CAUTION
These instructions are specific to the AAF Front Access Housing
(FAH) filter bank and filters. All ancillary tasks including, but not
limited to, electrical and mechanical work, equipment handling, and
safety procedures must be performed in accordance with industry
accepted practice and all relevant local, state, and federal
government codes, laws, and policies.
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Table of Contents
Related Manuals for AAF FAH-202-2P-MD
Summary of Contents for AAF FAH-202-2P-MD
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Page 1: Table Of Contents
Failure to comply with the requirements of this manual may void the product warranty. 4.0 Start-up Instructions CAUTION These instructions are specific to the AAF Front Access Housing 5.0 Maintenance (FAH) filter bank and filters. All ancillary tasks including, but not 5.1 Prefilter limited to, electrical and mechanical work, equipment handling, and 5.2 After-filter... -
Page 2: Packaging And Shipping, Receiving And Inspection, Handling And Storage
1.2.1 Packaging and Shipping: Unless otherwise defined in the elevated above grade. The Front Access Housings and particulate and purchase order and agreed by AAF, the FAH and filters are gas phase filters shall not be stacked more than three (3) cartons high packaged for domestic transit and shipped FOB the AAF factory. - Page 3 6 high x 24 wide x 18 deep Type MD cassette ships in two halves. 24 high x 12 wide x 12 deep Type CG cassette ships in one piece. 1.3.3 Particulate filters: Particulate filters will typically be AAF PerfectPleat pleated filters.
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Page 4: Product Model Designations
— Sheet metal, or other duct, as required FAH-102-2P-HD 114D-3027901 — Sheet metal perimeter blank-off panels, as required FAH-201-2P-HD 114D-3027877 These items will not be supplied by AAF unless noted specifically in the AAF quotation and in the accepted customer purchase order. FAH-202-2P-CG 114D-3027539 FAH-201-2P-CG 114D-3027513... -
Page 5: Related System Equipment
— Sealing the filter bank perimeter to prevent by-pass of unfiltered air gases that may cause damage to health, plant and product in industrial applications. The heart of the system is the AAF SAAF Cassette. This — Unpacking gas phase chemical filter cassettes is a high impact plastic frame that supports various types of dry, —... - Page 6 Cassette support angle top and bottom Filter face sealing gasket Pre-filter latch in closed position Locking handle support tab The entering air face of an FAH-202-2P-MD housing is shown. Cassette sealing and locking channel Filter sealing locking handle FAH-202-2P-MD FAH-202-2P-HD FAH-202-2P-CG Entering air face of the housings is shown.
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Page 7: General Filter Bank Erection Procedure
Each individual FAH is specifically designed to accommodate and 3.4.2 Caulking and Sealing: Caulk generously beneath, between, securely seal AAF s gas phase chemical filter cassettes. Each housing and around the Front Access Housings as shown in Figures 1 and incorporates a unique, patent pending, filter sealing system to ensure that 3. -
Page 8: Preparation For Filter Installation
This item will not be supplied Provision of the rivets will be the responsibility of the installer or by AAF unless noted specifically in the AAF quotation and in the others. This item will not be supplied by AAF unless noted accepted customer purchase order. -
Page 9: Gas Phase Chemical Filter Installation
AAF representative to obtain an appropriate product. Also, 3.6.5 Installation of the Cassette in the FAH: Install the cassettes before blowing down the system, check that it is safe to operate the as shown in the sequence below starting with the bottom cassette. - Page 10 3.6.7 Sealing and Locking the Cassettes in Place: The patent 102-2P-HD Housings for Sealing and Locking of the Cassettes: pending AAF SAAF Seal system ensures that the gas phase The FAH-202-2P-CG and FAH-201-2P-CG housings support a single chemical filter cassettes are properly sealed into position against...
- Page 11 Step 6: Rotate the locking handle until it is completely seated with the handle in the vertical position. The locking handle is self positioning and cannot be over-rotated. Step 4: Insert the filter seal locking handle into the locking channel so that the locking handle support tab protrudes completely through the hole in the locking handle.
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Page 12: Prefilter Installation
ASHRAE style filter will fit into the size 201 and 102 housings. The Front Access Housings are designed to accept a 2 deep pre-filter only. For best results AAF recommends the use of the MERV 7 rated PerfectPleat. Place the prefilter into the open face of the FAH with the pleats arranged vertically. -
Page 13: Pressure Gauge
3.8 Pressure Gauge: It is recommended that a pressure gauge be that the pressure drop is not too high. Consult the AAF drawing for the installed across the filter bank to indicate when the prefilter needs to expected clean filter pressure differentials. -
Page 14: Gas Phase Filter Monitoring
SAAF Cassette can be determined by taking a 5.7.4 Duct and System Integrity: Examine the entire system to sample of media and returning it to AAF for analysis. Consult with ensure that contaminated air cannot leak around the filter bank. -
Page 15: Visible Discharge Of Particulate
It is recommended that the following spare parts be stored at the installation site for routine maintenance purposes. The quantities required will depend on the size of the system. Consult with your AAF representative to determine actual quantities required. Minimum recommended quantities are provided in the table below. - Page 16 Installation, Operation and Maintenance Instructions 10300 Ormsby Park Place Suite 600 ISO Certified 9001-2000 Louisville, Kentucky 40223-6169 AAF has a policy of continuous product research www.aafintl.com and improvement and reserves the right to change design and specifications without notice. Customer Service 800.477.1214...
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