AAF International PRU - Manual

SAAF TM Air Purification Systems Recirculation Unit (RU)
and Pressurization and Recirculation Unit (PRU)
with SAAF TM Cassette Gas-Phase Chemical Filters
Installation, Operation, and Maintenance Instructions
Better Air is Our Business ®
1.0 Introduction
1.1 About this Document
This document contains the information necessary to properly receive,
assemble, install, operate, and maintain the AAF Recirculation Unit
(RU) and Pressurization and Recirculation Unit (PRU) filter systems
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 Recirculation Unit (RU) and
Pressurization and Recirculation Unit (PRU) filter systems 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.
Table of Contents
1.0 Introduction
1.1 About this Document
1.2 Packaging and Shipping, Receiving and Inspection,
Handling and Storage
1.3 Product Descriptions
1.4 Product Model Designations
1.5 Product Drawings
1.6 Assembly – General Comments
1.7 Related System Equipment
2.0 Principles of Operation
2.1 General
2.2 Recirculation System
2.3 Pressurization System
3.0 Installation Instructions
3.1 Space Requirements
3.2 Foundations, Supports, and Anchoring
3.3 Typical RU Housing Details
3.4 General Filter System Installation Procedure
3.5 Preparation for Filter Installation
3.6 Prefilter Installation
3.7 Gas-phase Chemical Filter Installation
3.8 After-filter Installation
3.9 High Efficiency Filter Installation
3.10 Latch RU Doors
3.11 Pressure Gauge
3.12 Fans
4.0 Start-up Instructions
5.0 Maintenance
5.1 Prefilter
5.2 After-filter
5.3 High Efficiency Final Filters
5.4 Gas-phase Filter Monitoring
5.5 Removal and Replacement of Particulate and Gas-phase
Chemical Filters
5.6 Disposal of Used Filters
5.7 Gas-phase Chemical Filter Cassette Face Sealing Gaskets
5.8 After-filter and High Efficiency Particulate Filter Sealing Gaskets
5.9 Access Door Sealing Gaskets
5.10 General System Maintenance
6.0 Troubleshooting
6.1 High Pressure Drop Reading Across the Filter System
6.2 Visible Discharge of Particulate
6.3 Odors and Smells
6.4 Vibration
7.0 Spare Parts List
8.0 Equipment Characteristics, Dimensions, Operating
Weights, and Shipping Weights
9.0 Technical Guidelines
9.1 Fan Selection and Sizing