AJ CRITI-CLEAN ULTRA Series Installation Instructions Manual Download Page 1

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STAINLESS STEEL

SSLFHFD-FFU

CRITI-CLEAN ULTRA FAN FILTER UNIT

-These instructions cover fan filter unit models:

- SSLFHFD-FFU (Standard, top side access)

- SSLFHFD-FFU-MEA (Motor/Electronics Accessible, room side access)

READ COMPLETELY AND SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE

DRAWN

MATERIAL

CHKD

APRVD

FINISH

SIZE

ENGINEER

CONTRACTOR

TAG

QTY

BRS

REV # E
SHT

1 30

SCL

DO NOT

SCALE

1:10

JOB NAME

A copy of these installation instructions can be obtained at this webpage:

WWW.AJMFG.COM

DRAWING NAME

DRAWN

MATERIAL

CHKD

APRVD

FINISH

SIZE

ENGINEER

CONTRACTOR

TAG

QTY

BRS

REV # E
SHT

1 30

SCL

DO NOT

SCALE

1:10

JOB NAME

Summary of Contents for CRITI-CLEAN ULTRA Series

Page 1: ...access READ COMPLETELY AND SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 1 30 SCL DO NOT SCALE 1 10 JOB NAME A copy of these installation instructions can be obtained at this webpage WWW AJMFG COM DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 1 30 SCL DO NOT SCALE 1 10 JOB ...

Page 2: ... x 3 5 High FlowHEPA filter FFU RP13 24 x 24 x 3 5 High Flow HEPA filter FFU RP14 14 x 14 x 3 8 Expanded aluminum pre filter 2 ply FFU RP21 Variable speed motorized impellor 120 VAC FFU RP22 Variable speed motorized impellor 208 240 277 VAC FFU RP31 Main control board FFU RP32 Airflow measure and display system FFU RP33 Face control display board board only FFU RP34 120 24 VAC transformer FFU RP35...

Page 3: ... fasten a prominent warning device such as a tag to the service panel x Installation work and electrical wiring must be completed by qualified personnel in accordance with all applicable codes and standards to include fire rated constructions x When cutting or drilling into walls and ceilings be careful not to damage electrical wiring and other hidden utilities x If this unit is to be installed wi...

Page 4: ...pplicable Seal the fan filter unit to the ceiling using gasketing and caulking If the unit is to be ducted set upstream air device to produce 0 0 W C static pressure at the fan unit inlet Use dampers if necessary if installing mutiple fan units on the same duct line Connect main power wiring Connect control wiring if applicable Run the unit and or upstream air device to flush out construction debr...

Page 5: ...e appropriate power supply per applicable codes and standards Refer to the wiring diagrams included in these instructions FFU units the electrical box will be accessible from the plenum side FFU MEA units the electrical box will be accessible from the roomside SSLFHFD FFU 120 120 VAC SUPPLY 2 8 FLA SSLFHFD FFU 208 208 VAC SUPPLY 2 6 FLA SSLFHFD FFU 240 240 VAC SUPPLY 2 3 FLA SSLFHFD FFU 277 277 VA...

Page 6: ...y of an ECM versus a PSC motor and all control options are still applicable DUCTED APPLICATIONS If ordered with the Airflow Sensor option the condition immediately before the inlet can impact the CFM reading Use the C up and down arrows on the face control to calibrate the airflow sensor to match the balancer s flow hood to insure accurate airflow control This calibration is best done as near to t...

Page 7: ...er to remove the screws holding the access panel Slide the pre filter out of the duct kit If the unit is non ducted remove the pre filter from the retainer clips For plenum applications slide the filter diagonally against two of the retaining clips This should free the opposite sides Lift the free corner above the clips and pull the filter out of the remaining two clips Step 4 Wash the filter with...

Page 8: ...ke installing the new filter easier loosen the nuts until flush with the end of the threaded stud USE TWO PEOPLE TO SUPPORT THE FILTER and rotate the filter clips toward the offset hole until clip is clear of the filter Step 5 Allow gravity to pull the filter away from the unit If installing a new filter discard the filter in an appropriate manor Step 6 Unpack the new filter and inspect for shippi...

Page 9: ...PA filter and set aside See sections 2 and 3 for instructions Step 4 Disconnect the 3 pin power plug and the 4 pin data plug from the electrical box Step 5 Use a 4 mm hex driver to remove the four 4 screws holding the motor to the motor bracket inside the unit Step 6 Remove the duct from the unit if applicable Step 7 Use a 5 16 driver to remove the eight 8 screws holding the Fan Inlet Box Remove F...

Page 10: ...ated on the frame of the unit Step 3 Disconnect the unit at the power source or at the service panel in accordance with OSHA LOTO practices and procedures Step 4 Remove the HEPA filter and set aside See sections 2 and 3 for instructions Step 5 Disconnect the 3 pin power plug and the 4 pin data plug from the electrical box Step 6 Use a 7 16 driver to remove the eight 8 motor mount bracket screws St...

Page 11: ...Disconnect the unit from the electrical power source before attempting to service the unit Turn the unit off with the switch located on the electrical box Disconnect the unit at the power source or at the service panel in accordance with OSHA LOTO practices and procedures INSTALL AND OPERATION DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 11 30 SCL DO...

Page 12: ...e unit from the electrical power source before attempting to service the unit Turn the unit off with the switch located on the electrical box Disconnect the unit at the power source or at the service panel in accordance with OSHA LOTO practices and procedures INSTALL AND OPERATION DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 12 30 SCL DO NOT SCALE 1 ...

Page 13: ...front of the board Step 4 Disconnect the motor red 4 pin plug the face control board red 5 pin plug and the safety switch red 2 pin plug from the main control board by pulling the plug straight out from the board Step 5 Using a small blade screwdriver disconnect power supply wires from the control board terminal block Step 6 To install a new board repeat above steps in reverse order CONTROL BOARD ...

Page 14: ...GREEN Unit Running RED Filter Dirty Optional ON OFF Switch Setpoint Control Numeric Display Calibration Control NOTE ON OFF SWITCH AND DIGITAL CONTROL ARE HIDDEN WHEN FACE FRAME IS IN PLACE INSTALL AND OPERATION DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 14 30 SCL DO NOT SCALE 1 15 JOB NAME ...

Page 15: ...e fuse can be removed by turning the fuse holder counterclockwise a 1 4 turn Remove the fuse fromt he fuse holder and discard Insert new fuse and replace fuse holder NOTE 277VAC units have a 5 A cartridge fuse Others have a 8 A resettable fuse NOTE If the unit is installed in an area with no access above the ceiling the main power switch must be turned on before installing into the ceiling INSTALL...

Page 16: ...eners a 1 4 turn counter clock wise Unhook the safety cables from the filter clips Set the frame aside Step 2 Remove the plug from the PAO concentration port Attach UPSTREAM hose 1 2 ID from photometer to PAO concentration port Step 3 Remove the plug from PAO challenge supply port White Washer Attach DOWNSTREAM hose 1 2 ID from photometer to PAO concentration supply port Step 4 Conduct the challen...

Page 17: ...nd sensors to the unit For more details refer to the instructions included with the controller or sensors SIGNAL BEHAVIOUR The Network CFM Setpoint is read and written directly in units of CFM External analog signals are scaled to a minimum and maximum airflow when in CFM control mode IE 0 5VDC 2 5VDC 0 5 of full range 0 5 unit maximum CFM When operated from an external setpoint or network value 0...

Page 18: ...eld cutting network cables it is important for each end of the cable to be wired identically However assembled network cable are available field assembled cables are the leading cause of problems in new systems ACC1001 control used as an example Other controller options available Power supply board can be located in the lead FFU or in the controls enclosure INSTALL AND OPERATION DRAWING NAME DRAWN...

Page 19: ...ctor for 10V regulated or unregulated rectified and filtered bus voltage D J1 EC Motor Port E JVS 1 INP1 10V signal range selector F JP1 INP1 and INP2 analog digital inputs G JVS 2 INP2 10V signal range selector H JLED External FAULT output J JPUD2 INP2 digital input pull up or 20mA signal format selector K JPUD1 INP1 digital input pull up or 20mA signal format selector L JP420 0 20mA or 4 20mA si...

Page 20: ...tion monitoring and or troubleshooting even when units are intended to be used with analog setpoint input Address Selection When adjusted to the ON position each DIP switch pole represents a value as follows Calculate the address value of existing switch settings by adding the values of each DIP switch pole in the ON position per the table at left Construct switch settings for a desired address va...

Page 21: ...d connect COM VSEL with 10V shunt 10V power supplied connect COM VSEL with V RFU shunt Full wave rectified power supplied 33VDC INP1 on JP1 wiring block is for monitoring only 0 10VDC 0 5VDC 0 20mA 4 20mA INP2 on JP1 wiring block is for closed loop feedbackor monitoring Controling airflow by room pressure or particle counter Switch S1 1 S1 2 Control Loop Mode Setpoint Source OFF Open Loop Control ...

Page 22: ...CRITI CLEAN ULTRA FAN FILTER UNIT WIRING A REMOTE MOUNTED POT TO CONTROL BOARD INSTALL AND OPERATION DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 22 30 SCL DO NOT SCALE 1 10 JOB NAME ...

Page 23: ...NTROL FAN SPEED 0 10 VDC INPUT CONTROL SIGNAL Switch S1 1 S1 2 Control Loop Mode Setpoint Source OFF Open Loop Control Analog Setpoint ON Closed Loop Control Network Setpoint INSTALL AND OPERATION DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 23 30 SCL DO NOT SCALE 1 10 JOB NAME ...

Page 24: ...RD FOR FEEDBACK OR MONITORING THROUGH CONTROLLER 10V output JVS 2 shunted Shunt on V RFU and center pin Pressure transducer provides 0 10VDC output signal Powered by 33VDC supply INSTALL AND OPERATION DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 24 30 SCL DO NOT SCALE 1 10 JOB NAME ...

Page 25: ...EXAMPLE OF WIRING A SENSOR TO CONTROL BOARD FOR FEEDBACK OR MONITORING THROUGH CONTROLLER Pressure transducer provides 4 20mA output signal Powered by 33VDC supply INSTALL AND OPERATION DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRACTOR TAG QTY BRS REV E SHT 25 30 SCL DO NOT SCALE 1 10 JOB NAME ...

Page 26: ...s on replace the HEPA filter x Inspect the pre filter Clean or replace as necessary x Adjust the digital speed control for higher airflow output x Check the power supply for proper voltage amperage and distribution frequency x Verify dip switches are correct for type of controls used x Replace HEPA filter if airflow remains low High Airflow x Adjust digital speed control for lower output x Verify ...

Page 27: ...ions Network Power Supply CAT5 Network cables To Network Control Board To Controller IF APPLICABLE Digital Speed Control Display Board on Face Black 18awg White 18awg To Next Unit CAT5 Network cable Four Wire Harness Black 14awg White 14awg Fuse Safety Limit Switch Low Voltage Black 18awg White 18awg Red 18awg INSTALL AND OPERATION DRAWING NAME DRAWN MATERIAL CHKD APRVD FINISH SIZE ENGINEER CONTRA...

Page 28: ...ed 18awg White 18awg Green 14awg White 14awg Black 14awg Black 18awg Black 18awg Red 18awg White 18awg Red 18awg Blue 18awg Black 18awg 10V GND E1 D1 A1 A B 11 14 PE N L1 ID FUNCTION 10V 10VCD SUPPLY GND SIGNAL GROUND E1 TACHOMETER OUTPUT PWM D1 MOTOR START A1 SPEED INPUT 0 10V A MODBUS DATA B MODBUS DATA 11 MOTOR STATUS RELAY 14 MOTOR STATUS RELAY PE EARTH GROUND N NEUTRAL L1 LINE POWER INSTALL A...

Page 29: ...the values of each DIP switch pole in the ON position per the table below Construct switch settings for a desired address value by successively subtracting the largest pole value that is less than the desired address value repeating with each remainder until the remainder is zero An example is provided below DIP Switch Pole Value 1 1 2 2 3 4 4 8 5 16 6 32 7 64 8 128 INSTALL AND OPERATION DRAWING N...

Page 30: ...pair or replace defective goods provided however that if AJ is unable to correct a defective component part or product after a reasonable number of attempts the Buyer shall be entitled to elect a refund at original Buyer s purchase CHARGES ACCRUED AGAINST SELLER S ACCOUNT WITHOUT PRIOR APPROVAL OF SELLER WILL NOT BE PAID BY SELLER If after notifying AJ of defect Buyer returns goods to AJ for repai...

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