FAN FILTER UNIT - HIGH EFFICIENCY
TABLE OF CONTENTS
Product overview
Read & save these instructions .................................... 1
Before you start ............................................................ 2
introduction .................................................................. 3
Installation & service instructions
Diffuser Module Installation ........................................... 4
Speed Controllers ......................................................... 7
- PSCSC Speed Controller Installation & Operation ...... 7
- ECMSC/WK Speed Controller Installation &
Operation ................................................................. 9
- ECMDx/WK Speed Controller Installation &
Operation ................................................................ 13
- BACnet Flow Controller (BFC) Installation &
Operation ................................................................ 16
Optional Accessories
- ATS ......................................................................... 19
Unit Filter Installation ................................................... 21
- Room Side Replaceable Filter (RSR ......................... 21
- Bench Top Replaceable Filter (BTR .......................... 23
Filter/Motor Indicator LED (ML/FL) - RSR ................... 25
Filter/Motor Indicator LED (FL/ML) - BTR ................... 27
Motor/Filter Indicator BAS (MBAS/FBAS ..................... 31
Service: Cleaning of Pre-Filter ..................................... 32
Service: Removal and Replacement of RSR Filter ....... 33
Service: Removal and Replacement of BTR Filters ...... 34
Service: Changing Motors in the Field ......................... 35
- Top Access Motor/Blower Assembly ....................... 35
- Room Side accessible Motor/Blower Assembly ....... 37
Technical Note: Static Pressure Ports ......................... 41
- Room Side Replaceable (RSR) Port ......................... 41
- Bench Top Replaceable (BTR) Port .......................... 42
Technical Note: Design with VAV/Constant Flow Boxes
and Ducted Applications ............................................. 43
Technical Note: Balancing Ducted Units ...................... 44
Troubleshooting Tips ................................................... 45
BTR ............................................................................ 46
RSR ............................................................................ 47
FFU-HE Ordering Procedure ....................................... 49
Warranty ..................................................................... 61
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