TABLE OF CONTENTS WARNING CRITICAL OPERATIONS OF THE FFDE/-R/-RA/-RAC UNIT LABELS AND HANDLING INSTALLATION MOTOR PROGRAMS MODEL STYLE UNIT CONTROL BOX AND WIRING DIAGRAMS UNIVERSAL CONTROL CARD INFRARED SPEED CONTROL CARD VISUAL SPEED CONTROL CARD DUCT COLLARS SHEETROCK ADAPTERS SERVICE: PRE-FILTERS...
Use this unit only in the manner intended by the manufacturer If you have any questions, contact the manufacturer Before servicing or cleaning the unit, switch power off at unit service panel and lock service panel to prevent power from being switched on accidentally www.titus-hvac.com FAN FILTER DIFFUSER...
FFDE/-R/-RA/-RAC unit has the required voltage To insure you order the proper replacement parts or complete FFDE/-R/-RA/-RAC unit, record the part number and serial number This information is located on the serial number label, located adjacent to the electrical box If you can’t locate the Sales Order Number,...
This information will also be on the certificates of conformance covered later in this manual If you can’t locate these labels, please contact TITUS for this information Once obtained, record the information for reference...
INSTALLATION Note: The FFDB/FFDE Fan Filter Unit is completely assembled at the factory with the exception of the optional ¼” (0 64 cm)-20 eyebolts that are used when hanging the unit from an engineered support system (eyebolts not included and need to be ordered separately...
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Example of pleat shearing can be seen below If the unit or filter is damaged, do not install in the ceiling Document the damage with pictures Record the serial number of the unit (located on the top of the unit next to the electrical box), description of the damage, and contact Titus at...
Two controllers that compensate the air volume in series may cause the motor to shut down or act erratically as it is unable to stabilize the airflow and locate a stable operating point Titus advises to use a FFDB or different motor program...
FFDE/FFDB MODEL STYLE The FFDB/FFDE comes in four different style configurations These include FFDE/FFDB, FFDER/FFDBR, FFDERA/FFDBRA, and FFDERAC/FFD- BRAC Examples of these differences can be seen on the next page Below is an explanation for the abbreviations and a table showing the...
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Ceiling Grid Motor Roomside Baffle Filter Screen Room-side filter and motor configuration above The screen, filter, baffle, and motor assembly can be removed from the room-side All other components are only accessible from above the ceiling FAN FILTER DIFFUSER www.titus-hvac.com...
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Baffle Filter Screen Room-side filter, motor, and electrical components configuration above The screen, filter, baffle, motor assembly, and electrical components can be removed from the room-side All other components are only accessible from above the ceiling www.titus-hvac.com FAN FILTER DIFFUSER...
ELECTRICAL BOX FACE AND WIRING DIAGRAMS All FFDB/FFDE units are equipped with a two-position rocker switch (ON/OFF), which is located on the front side of the electrical box, on top of the unit UNIVERSAL CONTROL CARD ELECTRICAL BOX FACE...
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ILS-PSS (Optional) SPS Knockout (Optional) INFRARED CONTROL CARD WIRING DIAGRAM 0-10VDC Optional Pressure Black Choke Transducer (SPS) White White (Out) X-Former Opt, Pressure Switch (ILS-PSS) Black Control Card (IR) Motor IR Sensor Includes Red Unit Running Light www.titus-hvac.com FAN FILTER DIFFUSER...
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REMOTE VISUAL CONTROL CARD WIRING DIAGRAM Opt Pressure Switch (IL) Black 0-10VDC White Black Optional Pressure Choke Transducer (SPS) White White (Out) X-Former Opt Pressure Switch (ILS-PSS) Black Black 24V To Remote Control White Motor To Remote Control FAN FILTER DIFFUSER www.titus-hvac.com...
UNIVERSAL CONTROL CARD The Universal Control Card is the standard control option for the FFDB and FFDE This section will cover the features, control modes, dip switch setting, specifications, and more in depth information for the control FEATURES Networkable via an RJ45 serial bus with MODBUS RTU protocol...
ADE02 Network Mode = 1 ON 2 ON ADE02 Note: Network mode can be configured using either DIP switch setting shown above DIP switch pictorials are for reference and may be labeled differently by the manufacturer FAN FILTER DIFFUSER www.titus-hvac.com...
DIP switches of switch bank (S2) A maximum of 200 UCC2 devices is recommended per local area network(LAN) If an TITUS ACC Control Console is the MODBUS master, then addresses should be assigned within the address range supported by the Control...
RPM By changing the address DIP switches to 0, the test probe jacks will output 0-1000 mVDC representing 0-100% demand signal to the motor The address may be changed without interrupting power to the control card In Network Control Mode, 0-2000 mVDC always represents RPM FAN FILTER DIFFUSER www.titus-hvac.com...
LED Flickering Network Data Traffic In Progress LED ON A/B Network wires are swapped Red Network LED Green Status LED RJ45 NETWORK CABLE CONNECTIONS RS485 Bus Power Pass Bus Power Pass 0V (GND) 0V (GND) Through Through www.titus-hvac.com FAN FILTER DIFFUSER...
0,1,0 x AA EEPROM On startup, 0=Stop, 1=Run, 0XAA=Restart Factory Default ANALOG_INPUT_2 0-1023 sensor input (SPSC if applicable) To reset non-volatile registers to factory default values, write 170 (AA hex) to Register 14, and then cycle power FAN FILTER DIFFUSER www.titus-hvac.com...
INFRARED SPEED CONTROL CARD The infrared speed control is an optional control available on FFDERAC/FFDBRAC units Please see the FFDB/FFDE Description codes to determine the type of control you have or contact the manufacturer for more information A Flow-Set handheld infrared remote control is required to adjust the infrared speed control card Only one remote is required to control all...
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VISUAL SPEED CONTROL CARD The visual speed control (VCU) for remote control is an optional control available on all FFDB/FFDE units Please see the FFDB/FFDE Description codes to determine the type of control you have or contact the manufacturer for more information...
Transformer Voltage (24VAC) Black and White 18 GA Wires (BLK to 24VAC, WHT to Neutral) by Others 1/4” Female Quick Connectors (2 Supplied) (AMP P/N 2-520184-4) ECM Motor 1 Control Cable ECM Motor 2 Control Cable www.titus-hvac.com FAN FILTER DIFFUSER...
FFDB/FFDE DUCT COLLAR Fan filter units have the ability to be ducted and duct collars can be purchased from Titus FFDERAC/FFDBRAC style units will not utilize a pre-filter, but instead have a finger guard The pre-filter to the fan filter unit can be removed and discarded when ducting to the fan filter unit...
SERVICE: CHANGING THE FFDE/FFDB PRE-FILTER (FORM) Tools Required: Phillips Head Driver Note: To keep the filter in top operating condition, washing and/or cleaning the foam pre-filter is recommended every three to six months Frequency is unique to each application Step 1. Switch the ON-OFF switch to the off position Step 2.
Reconnect wiring and hardware from previous steps that have been removed Step 6. Restore power and verify proper operation of FFU STANDARD FILTER CHANGE On/Off Switch Lid Assembly Electrical Knock Out #8 Screws (10x) Filter Deflector Ø5/32 Rivet (6x) HEPA/ULPA Filter www.titus-hvac.com FAN FILTER DIFFUSER...
If not, slowly pull the filter away from the knife-edge seal, taking care not to touch the filter face during this operation It is important to pull the filter slowly away from the seal, so that the gel remains in the filter gel track FAN FILTER DIFFUSER www.titus-hvac.com...
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Step 9. Restore power to FFU and verify proper operation of FFU Filter Media Flange Fan Filter Unit 2-Piece Welded Plenum Housing Knife Edge Filter Gel Seal Filter Clip and Screw (typ 6) Diffuser Screen Socket Head Screws (typ 6) Capscrew and Filter Clip www.titus-hvac.com FAN FILTER DIFFUSER...
SERVICE: FFDE/FFDER MOTOR REMOVAL AND INSTALLATION Disconnect the unit from the electrical power source before Electrical service should only be performed by a licensed or attempting any service qualified electrician Warning Warning Tools Required: Phillips Head Driver, Battery Operated Drill, (2) 8” adjustable wrenches, 5/32” hex head wrench Step 1.
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Step 4. Loosen the electrical box cover screws (2), and slide/lift off cover Make note of all wire routing and locations for later reinstallation Step 5. Disconnect motor wiring and motor harnesses from the electrical box housing and remove the tubing for test port, if installed www.titus-hvac.com FAN FILTER DIFFUSER...
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If replacing motor, mark the new motor with the recorded location and install accordingly Step 9. Replace with new components as required and reassemble using reverse steps The spacing is 0 23” (5 84 mm) clearance between the blower and the upper motor plate/prefilter frame FAN FILTER DIFFUSER www.titus-hvac.com...
Step 7. Replace with new components as required and reassemble using reverse steps The spacing is 0 08” (2 03 mm) clearance between the blower wheel and the venturi ring STEP 2 STEP 4 STEP 5 STEP 5 www.titus-hvac.com FAN FILTER DIFFUSER...
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Step 7. Replace with new components as required and reassemble using reverse steps The spacing is 0 23” (5 84 mm) clearance between the blower and the upper motor plate/prefilter frame STEP 3 STEP 4 STEP 5 STEP 5 FAN FILTER DIFFUSER www.titus-hvac.com...
Electrical box include: control board, transformer, choke, and terminal block Note: Access to the ON-OFF switch is not available from the room-side Be sure to disconnect power and follow proper lock-out tag-out procedure STEP 3 www.titus-hvac.com FAN FILTER DIFFUSER...
3 quarter-turn latches to access the ports The concentration and challenge tubing has dimensions of 3/8” O D x 1/4” I D This tubing connects to barbed fittings with hex-head plugs that can be removed for access CHALLENGE/CONCENTRATION PORTS Concentration/Static Pressure Port Downstream Filter Face FAN FILTER DIFFUSER www.titus-hvac.com...
90% and adjust the pressure switch for the indicator light to illuminate To test indicator light, block the filter face 95% and the light should illuminate Remove the blockage from the filter face and the light should turn off www.titus-hvac.com FAN FILTER DIFFUSER...
A pressure transducer is an available option on fan filter units The pressure transducer allows for real-time monitoring of pressure values across the motor/blower assembly The pressure transducer is installed and pre-piped in the factory by Titus and has a pressure range of 0 to...
TROUBLESHOOTING FFDB/FFDE Please reference the different sections below for potential issues with the FFDB/FFDE Not every issue can be solved with the guides below If unable to get the fan filter unit to function properly, please contact Titus by phone or email to resolve the issue...
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Step 3. Visually inspect motor assembly for damage Inspect venturi inlet ring connection points for any potential issues (3 in total) Inspect the motor mount bracket (belly band) for damage If damage is found, contact Titus for further assistance Step 4. Put on protective glove and try to turn the blower wheel (verify power is off before doing so) If unable to, find the cause Is the...
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Potential Issues: Incorrect Motor Program, Air Supply Issue Useful Documents: TN1002 - MAC10 Design with VAV Boxes Incorrect Motor Program: Constant volume programming available to the FFDE is incompatible with ducted, pressurized air applications for use in series with CAV or VAV devices Please refer to TN1002.
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Please reference the Universal Control Card section for more information If a local controller was purchased from Titus, a manual and quick start guide should be available to help assist with operation Contact Titus for...
120/240/27&V Motor Harness for Control 18” 11205-XXX 11206-XXX 2 X 3, 2 X 3 5, 2 X 4 11207-XXX FFDB FFDERA/FFDBRA 11208-XXX 11074-XXX 11083-XXX 2 X 2, 2 X 3, 2 X 3 5, 2 X 4 IQ Standards 11084-XXX 11085-XXX www.titus-hvac.com FAN FILTER DIFFUSER...
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2 X 2, 2 X 3, 2 X 3 5, 2 X 4 IQ FFDERA/FFDBRA 11088-XXX 11089-XXX 11270-XXX 11271-XXX 2 X 2, 2 X 3, 2 X 3 5, 2 X 4 IQ FFDERAC/FFDBRAC 11272-XXX 11273-XXX FAN FILTER DIFFUSER www.titus-hvac.com...
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REPLACEMENT PARTS: MOTOR/BLOWER Motor/blower parts below To verify correct parts, please visit our website or contact Titus at techsupport@titus com Part Number Description Model 266824-001 FFD White Surface Mount Frame 2x4 266824-003 FFD White Surface Mount Frame 2x3 266824-004 FFD White Surface Mount Frame 2x2...
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REPLACEMENT PARTS: PRIMARY FILTERS Filter part numbers below These are for most common filter part numbers and may not match the filter inside the fan filter unit To verify correct filter, please visit our website or contact Titus at techsupport@titus com Part Number...
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63760 Hand-Held Infrared Control* FFDE & FFDB Only FFDE / FFDB 11166-001 11166-001 - Remote Visual Control Unit (VCU) FFDE/FFDB FFDE / FFDB 1166-003 Remote Mount Control for FFDE & FFDB - UCC FFDE / FFDB FAN FILTER DIFFUSER www.titus-hvac.com...
This gives a total of 8 reading to test the unit All advertised data is based on using the Velgrid with 8 readings (128 velocity points) TITUS recognizes the using 8 readings during a cleanroom start-up may be time consuming and recommends using 4 Velgrid readings taken on each 2x2 filter section will approximate the same as 8 readings Additional independent testing on the TITUS FFDB 2x4, 2x2, 2x3, and 2x3½...
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605 Shiloh Rd 605 Shiloh Rd Plano TX 75074 Plano TX 75074 ofc: 972.212.4800 ofc: 972.212.4800 fax: 972.212.4884 fax: 972.212.4884 Version 3.0 0425 Version 1.0 0624...
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