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Nailor 92FFU Installation, Operation & Maintenance Manual

Fan filter unit
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Fan Filter Unit
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Model 92FFU
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Summary of Contents for Nailor 92FFU

  • Page 1 NstALLAtION perAtION & AINteNANce Fan Filter Unit Model 92FFU Read completely and save these instructions for future reference.

  • Page 2: Table Of Contents

    Access of Control Box Airflow Setpoint Pressure Switch Adjustment PAO Challenge System LED Indicators Testing/Troubleshooting Warranty Page 1 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 3: Replacement Parts

    When ordering replacement parts, please include unit model & serial number and P.O.# if available. Dimensions are in inches (mm). 1/25 IOM-FFUINST Page 2 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 4 Leak test the fan unit and filter per local codes and building procedures (if required). Install the perforated face screen. Verify airflow with a flow hood (or by approved means). Page 3 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 5: Control Box

    INTRODUCTION The Nailor Fan Filter Units (FFU) are ceiling module diffusers consisting of a fan/motor assembly and Roomside Removable (RSR) filters. The module is designed to provide unidirectional vertical airflow of filtered, clean air over a cleanroom space. Fan Filter Units (FFU) models will have 3 warning labels located on the side of the unit and 1 performance label located at the top;...
  • Page 6 Before starting the installation process of any configuration of the Nailor 92FFU it is critical to do a proper inspection to ensure the unit is in the right condition to operate. This section will cover the proper inspection of the 92FFU and the HEPA/ULPA filter.

  • Page 7: Hepa/Ulpa Filter Inspection

    Inspect the filter for any signs of damage during shipping. Record the serial number on the unit for future reference, labels can be found on the sides of the filter above the gel seal. If there is noticeable damage to the unit or missing parts do not proceed with installation of the unit. Contact Nailor at costumerservice@nailor.com...
  • Page 8 INSTALLATION AND MOUNTING FOR TYPE L FRAME This section will cover how to mount the 92FFU to a ceiling with a Lay-in T-bar system of up to 1.5" wide. A minimum of two (2) people will be required to install this product.
  • Page 9 FAN FILTER UNIT ECM PROGRAMS The Nailor 92FFU is available in 2 different motor programs, Constant Torque (CT) and Constant Flow (CF). These programs each have their advantages at different conditions depending on a series of factors such as if the system is ducted or non- ducted, the blower wheel is Forward Curved (FC) or Backwards Curved (BC), and if the system is pressure depended or independent.

  • Page 10: Controls

    Additionally, monitoring and controls of the fan filter unit can be done through closed loop control from sensors such as pressure transducers, thermostats, partical counters, etc. Page 9 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 11 G. JVS2: INP2 10 V signal range selector N. Auxiliary Board Port H. JLED: External FAULT output 1/25 IOM-FFUINST Page 10 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 12: Networking

    SW1-6 ON 18 – 16 = 2 SW1-5 ON 2 – 2 = 0 SW1-2 ON Page 11 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 13 – INP2 on JP1 wiring block is for closed-loop feedback monitoring – Controller airflow by room pressure or particle counter 1/25 IOM-FFUINST Page 12 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 14 18 – 16 = 2 SW1-5 ON 2 – 2 = 0 SW1-2 ON DIP Switch Value Pole Page 13 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 15: What To Expect

    FAN FILTER UNIT OR IN THE CONTROLS ENCLOSURE. ACC1001 CONTROL USED AS AN EXAMPLE. OTHER CONTROLLER OPTIONS ARE AVAILABLE. 1/25 IOM-FFUINST Page 14 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 16: Installation Outline

    Remove the DIN rail cleat prior to mounting to a flat surface (so that the two mounting flanges will be in contact with the surface and not raised). Page 15 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 17: Verify Switch Settings

    9600 19200 38400* 57600 76800 Figure 9: BMS Baud Rate * Factory default setting = 38400 1/25 IOM-FFUINST Page 16 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 18 ECM CONTROL BOARD WIRING DIAGRAM - LAN Code: LAN Code: LAN+ CFM1 Page 17 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 19 ECM CONTROL BOARD WIRING DIAGRAM - STANDALONE Code: SAL Code: SAL + CFM1 1/25 IOM-FFUINST Page 18 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 20 ECM CONTROL BOARD WIRING DIAGRAM - WALL MOUNTED KIT Code: WMK Code: WMK + CFM1 Page 19 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 21 – Pressure transducer provides 0 – 10 VDC output signal – Powered by ~ 33 VDC supply 1/25 IOM-FFUINST Page 20 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 22 – Pressure transducer provides 4 – 20 mA output signal – Powered by ~ 33 VDC supply Page 21 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 23: Replacement/Cleaning Of Pre-Filter

    Note: Filter should be completely dry before reinstalling into unit. Step 5 Reassemble by reversing the above steps. 1/25 IOM-FFUINST Page 22 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 24 Evenly loosen the four bolts with a 7/16'' wrench holding the filter retaining clips by working your way around the unit loosening the bolts a little at a time. Page 23 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 25 Step 12 Inspect all gaskets and seals for integrity. Reconnect power and turn unit power on. 1/25 IOM-FFUINST Page 24 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 26 Using a 7/16 wrench to detach the square plate holding the motor-blower assembly to the unit. Page 25 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 27 Either rivets or sheet metal screws can be used to secure the motor housing cover. 1/25 IOM-FFUINST Page 26 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
  • Page 28 Either rivets or sheet metal screws can be used to secure the motor housing cover. Page 27 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 29: Airflow Setpoint

    Allow the ECM motor to adjust its speed for a few seconds. Use an airflow hood to measure and verify the airflow. Adjust the POT/DIA to reach desired airflow as required. 1/25 IOM-FFUINST Page 28 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 30: Pressure Switch Adjustment

    PRESSURE SWITCH ADJUSTMENT Nailor fan filter unit (92FFU) is equipped with a loaded filter indicator (LFI) kit which includes a red panel mounted LED light and a pressure switch. The static pressure of the clean HEPA filter at 90 fpm is 0.35 in. w.g.. The pressure switch is factory set at 1.5 x clean filter and set at 0.525 in.

  • Page 31: Pao Challenge System

    Motor is not running or unit is off Red/ON HEPA filter requires replacement Red/OFF HEPA filter is good 1/25 IOM-FFUINST Page 30 of 32 Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 32: Troubleshooting

    Conduct smoke or photometer test on HEPA filter and gel seal. If test fails seal or replace the HEPA filter as necessary. Page 31 of 32 1/25 IOM-FFUINST Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.

  • Page 33: Limited Warranty

    Nailor’s option, refund the amounts paid by the Buyer for the unit which gave rise to the breach. Any repair, replacement or reperformance by Nailor hereunder shall not extend the applicable Warranty Period.

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