Manual

INSTALLATION & OPERATION MANUAL
FFD, FFDR, FFDRA Models
Fan Filter Unit IOM
Installation & Operation
Table of Contents
Critical Operations of the Fan Filter Unit .......................................................................... 3
Warnings ................................................................................................................................. 3
Installation.............................................................................................................................4
ON/OFF Switch - Speed/Airflow Adjustment ....................................................................5
Troubleshooting.................................................................................................................6
Pre-filter Cleaning (foam) ..................................................................................................7
Service: Removal and Replacement of FFD Filters.............................................................8
Service: Removal and Replacement of Roomside Replaceable Filters ............................9
Service: FFD and FFDR Motor Removal and Installation .................................................10
Service: FFDRA Motor Removal and Installation .............................................................11
Unit Wiring Diagrams .......................................................................................................12
Unit Replacement Parts List ..............................................................................................13
Drawing - FFD Filter ..........................................................................................................14
Drawing - FFDR & FFDRAFilter .........................................................................................15
Testing...............................................................................................................................16