Service: Removal and Replacement of FFD Filters....................9 Service: Removal and Replacement of Roomside Replaceable Filters ..............10 Service: FFD and FFDR Motor Removal and Installation ..................11 Service: FFDRA Motor Removal and Installation ....................12 Unit Wiring Diagrams ............................13 Unit Replacement Parts List ....................
Critical Operation Conditions of FFD, FFDR, & FFDRA models 1. Touching of the HEPA filter will damage it, voiding the warranty on the filter. The screen is only to protect against an accidental ‘touch’ of the filter. Never place a hand or tool on the filter. Never lie filter face flat down on a surface always have filter on its side to protect from damage.
F F D / F F D R / F F D R A Installation Note: Titus fan filter units are completely assembled at the factory with EYEBOLT the exception of the optional ¼”-20 eyebolts that are used when hanging...
“MEDIUM” position, and finally to the “HIGH” position. Periodic airflow velocity readings (per IEST Reccommended Practices) should be conducted to determine the filter condition and appropriate fan speed setting. 3-Speed Switch Electrical Entrance ON/OFF Switch Redefine your comfort zone. ™ | www.titus-hvac.com IOM - FFD...
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Step 6. Adjust fan speed to operational set point pressure until measured value matches filter loading requirements for the project Filter Indicator Light Pressure Switch Adjuster Speed Control Electrical Kockout ON/OFF Switch IOM - FFD Redefine your comfort zone. ™ | www.titus-hvac.com...
Step 3. Check air velocity and if low, conduct the “Low Air Velocity” procedure outlined above. Step 4. Conduct smoke and photometer test on HEPA/ULPA filter. Seal or replace HEPA filter as necessary. Redefine your comfort zone. ™ | www.titus-hvac.com IOM - FFD...
Allow prefilter to dry completely before replacing. Step 5. Reassemble by reversing the above steps. PREFILTER SURFACE ON TOP SIDE ON/OFF SWITCH SUPPORT SCREEN ON BOTTOM SIDE IOM - FFD Redefine your comfort zone. ™ | www.titus-hvac.com...
Service: Removal and Replacement of FFD HEPA/ULPA Filters WARNING WARNING THE STANDARD FILTER IS PROTECTED WITH AN DISCONNECT THE UNIT FROM THE ELECTRICAL EXTENDED METAL FACE SCEEN. THIS IS NEVER TO POWER SOURCE BEFORE ATTEMPTING BE USED TO HANDLE THE FILTER. IT IS ONLY FOR...
Hand tighten 10-32 clips from opposite corners evenly until all clamps are tightened. Diffuser Screen Screws Step 7. Reinstall diffuser screen by hand-tightening the screws. FFDR & FFDRA Filter Replacement IOM - FFD Redefine your comfort zone. ™ | www.titus-hvac.com...
Service: FFD and FFDR Motor Removal and Installation WARNING WARNING DISCONNECT THE UNIT FROM THE ELECTRICAL ELECTRICAL SERVICE SHOULD ONLY BE PERFORMED POWER SOURCE BEFORE ATTEMPTING BY A LICENSED OR QUALIFIED ELECTRICIAN ANY SERVICE Prefilter Tools Required: Phillips Head Driver, Battery Operated Drill, (2) 8”...
Electrical connectors located in inner prefilter wall Grommet Machine Screw Plenum and washer Motor Motor/Blower Assy Venturi Ring Baffle Assembly Wellnut Gel Seal Filter Blower Wheel Screen Motor Assembly Motor/Electrical Removal IOM - FFD Redefine your comfort zone. ™ | www.titus-hvac.com...
(cfm) with 5 percent of a duct traverse using 10 diameters of straight duct upstream of All units that are airflow tested at Titus are tested using a Shortridge the fan intake.
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IO M F F D / F F D R / F F D R A Notes IOM - FFD Redefine your comfort zone. ™ | www.titus-hvac.com...
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Notes Redefine your comfort zone. ™ | www.titus-hvac.com IOM - FFD...
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605 Shiloh Rd Plano TX 75074 ofc: 972.212.4800 fax: 972.212.4884 Redefine your comfort zone. ™ | www.titus-hvac.com...
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