Manual
ii
TABLE OF CONTENTS
TITLE PAGE
1.0. Introduction ............................................................................................................................... 1
1.1.
Description
...........................................................................................................................................1
1.2.
Features
...............................................................................................................................................1
1.3. Applications..........................................................................................................................................2
2.0. Installation ................................................................................................................................. 3
2.1. Unpacking lnstructions.........................................................................................................................3
2.2. Assembly .............................................................................................................................................3
2.3. lnitial Start-Up .....................................................................................................................................3
3.0. Operating Procedures ............................................................................................................... 4
3.1. lnitial Set-Up ........................................................................................................................................4
3.2. Speed Adjustment................................................................................................................................4
3.3. Airflow lndicator ...................................................................................................................................4
3.4. Recirculation Mode ..............................................................................................................................5
3.5. Partial Exhaust/Recirculation Mode (Negative Pressure)....................................................................6
3.6. Exhaust Mode (Negative Pressure)………..........................................................................................6
3.7. Negative Pressure ...............................................................................................................................7
4.0. Maintenance and Service .......................................................................................................... 9
4.1. Parts Identification ...............................................................................................................................9
4.2. Cleaning the Unit ...............................................................................................................................11
4.3. Prefilter Replacement ........................................................................................................................11
4.4. Removal of Front and Rear Panels ...................................................................................................12
4.5. HEPA Filter Repl
acement
..................................................................................................................12
4.6. Power Cord ........................................................................................................................................13
4.7. On/Off Switch .....................................................................................................................................13
4.8. Speed Control Switch ........................................................................................................................13
4.9. Air Pressure Switch............................................................................................................................13
4.10. Capacitor............................................................................................................................................14
4.11. Pilot Light ...........................................................................................................................................14
4.12.
Motor
..................................................................................................................................................14
4.13. Motor/Blower
Lubrication
...................................................................................................................14
4.14. Relocating a Contaminated Unit ........................................................................................................14
4.15. Unit Decontamination.........................................................................................................................15
4.16. UV Light Tube Replacement..............................................................................................................17
5.0. Troubleshooting ...................................................................................................................... 18
5.1. lnoperative Air Flow ...........................................................................................................................18
5.2. Low Air Flow ......................................................................................................................................18
5.3. High Air Flow......................................................................................................................................18
5.4. Excessive Contamination ..................................................................................................................18