Envirco MAC 10 Installation And Service Manual
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Envirco MAC 10 Installation And Service Manual

Le-ac fan filter module
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MAC 10 LE-AC FAN FILTER MODULE
INSTALLATION AND SERVICE MANUAL
R
R
Mac 10 and VE5 are registered Trademarks of the
Envirco, U.S.A.
US Patents 4,560,395 and 5,470,363 Other patents issued and pending in foreign countries
*** READ AND SAVE THESE INSTRUCTIONS ***
R
STANDARD, RSR, RSRE MODELS
Version 1
Updated 2.5.11

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Summary of Contents for Envirco MAC 10

  • Page 1 MAC 10 LE-AC FAN FILTER MODULE INSTALLATION AND SERVICE MANUAL STANDARD, RSR, RSRE MODELS Mac 10 and VE5 are registered Trademarks of the Envirco, U.S.A. US Patents 4,560,395 and 5,470,363 Other patents issued and pending in foreign countries Version 1...
  • Page 2 2. Prior to powering the unit, verify that the unit has been plugged into the correct voltage. The serial number label on the top of the Mac 10 unit has the required voltage. 3. For reorder prepossess the Mac 10 part number and serial number should be recorded.
  • Page 3 S023 OLB, UK Tel: +44 (0) 1962 840465 Fax: +44 (0) 1962 828619 E. Before servicing or cleaning unit, switch power off at service panel and lock service panel to prevent power from being switched on accidentally. MAC 10 LE-AC SERVICE MANUAL...

  • Page 4: Table Of Contents

    SERVICE: CLEANING THE MAC 10 LE-AC PREFILTER (FOAM)........5 FIGURE 2 – FOAM PREFILTER CLEANING ..................5 SERVICE: CLEANING THE MAC 10 LE-AC PREFILTER (G4 PLEATED PREFILTER) .. 6 FIGURE 3 – G4 PREFILTER REPLACEMENT..................6 SERVICE: REMOVAL AND REPLACEMENT OF THE HEPA/ULPA FILTER (STANDARD UNIT) ............................

  • Page 5: Installation

    INSTALLATION Note: The MAC 10 LE-AC Fan Filter Unit is completely assembled at the factory with the exception of the optional ¼” (0.64 cm)-20 eyebolts, which can be used when hanging the unit from an overhead structure. Step 1. Carefully remove the unit from the shipping carton and inspect for any damage that may have occurred during transportation.

  • Page 6: Service: Cleaning The Mac 10 Le-Ac Prefilter (Foam)

    SERVICE: Cleaning the MAC 10 LE-AC Prefilter (foam) WARNING! Disconnect the unit from the electrical power source before attempting any service. Tools Required: None Note: To keep the filter in top operating condition, washing the foam prefilter is recommended every three to six months.

  • Page 7: Service: Cleaning The Mac 10 Le-Ac Prefilter (G4 Pleated Prefilter)

    Figure 2 – Foam Prefilter Cleaning 3 SERVICE: Cleaning the MAC 10 LE-AC Prefilter (G4 Pleated Prefilter) WARNING! Disconnect the unit from the electrical power source before attempting any service. Tools Required: None Note: To keep the filter in top operating condition replacing the pleated prefilter is recommended every twelve months or sooner.

  • Page 8: Service: Removal And Replacement Of The Hepa/Ulpa Filter (Standard Unit)

    Step 4. Replace with the new HEPA/ULPA filter and assemble by reversing the above steps. ON/OFF Switch Lid Screw (10) Lid Assembly Speed Control #8 SCREWS (10X) HEPA/ULPA Filter Ø5/32 RIVET (6X) FILTER DEFLECTOR Figure 4 – Standard Filter Replacement MAC 10 LE-AC SERVICE MANUAL...

  • Page 9: Service: Removal And Installation Of The Room Side Replaceable Gel Seal Filter (Rsr/Rsre)

    It is recommended to work either clockwise or counter clock wise around the filter, raise the filter into the gel. Step 6. Reinstall screen. (Referenced by Figure 5 on page 9) MAC 10 LE-AC SERVICE MANUAL...
  • Page 10 Plenum Housing Filter Clip and Screw (typ 6) Diffuser Screen Screws (typ 6) Knife-edge Seal Filter Track Filter Perforated Clip Screen ¼ -20 Screw 10-32 PHP Screws Figure 5 – RSR Sheet Metal Filter Replacement MAC 10 LE-AC SERVICE MANUAL...

  • Page 11: Service: Removal And Installation Of The Motor (Standard And Rsr Models)

    Set the spacing at 0.25” (6.35 mm) clearance between the blower and the upper motor plate/prefilter frame. This will give a 0.11” overlap between the venturi ring and the blower (Referenced by Figure 6 on page 11) MAC 10 LE-AC SERVICE MANUAL...
  • Page 12 Prefilter Motor Venturi Ring Blower Wheel ON/OFF Switch Figure 6 – Motor Replacement MAC 10 LE-AC SERVICE MANUAL...

  • Page 13: Service: Removal And Installation Of The Rsre Motor

    0.11” (2.80 mm) overlap between the wheel and the venturi ring. When reinstalling the assembly, align the plate to insure that the leads will reach the electrical box. (Referenced by Figures 7 & 8 on page 13) MAC 10 LE-AC SERVICE MANUAL...
  • Page 14 Plenum Motor/Blower Assy Baffle Assembly Gel Seal Filter Screen Figure 7 – RSRE Motor Replacement Motor Venturi Ring Loosen Bolt to remove Motor Blower Wheel Figure 8 –Motor Blower Components MAC 10 LE-AC SERVICE MANUAL...

  • Page 15: On/Off Switch - Speed/Airflow Adjustment

    8 ON/OFF Switch - Speed/Airflow Adjustment All MAC 10 units are equipped with a three-position rotary switch, which is located on the side of the electrical box. (See Figure 8) Recommended fan speed during initial start-up and operation is the “LOW” speed. As airflow eventually decreases due to filter loading, fan speed may be increased by moving the rocker switch to the top or “MEDIUM”...

  • Page 16: Trouble Shooting

    Step 4. Conduct smoke and photometer test on HEPA filter. Seal or replace HEPA filter as necessary. Contact Technical support at: ENVIRCO 101 McNeill Road Sanford, NC 27330, U.S.A. Tel: (919) 775-2201 Tel: (800) 884-0002 MAC 10 LE-AC SERVICE MANUAL...

  • Page 17: Mac 10 Le-Ac Wiring Diagrams

    10 MAC 10 LE-AC Wiring Diagrams Mac 10 LE-AC Three Speed Wiring Diagram Figure 11 – Wiring Diagram Speed Control MAC 10 LE-AC SERVICE MANUAL...

  • Page 18: Mac 10 Le-Ac Replacement Parts List

    64125-001 (20X20) All filter part numbers are based on the standard Mac 10 sizes (2x4 – 23.63x47.63). If the unit in question is not this size or the part number includes a “Z” contact the factory for replacement filter information.

  • Page 19: Warranty

    Goods which gave rise to the breach or, at Envirco’ option, refund the amounts paid by Buyer for the Goods which gave rise to the breach. Any repair, replacement or re-performance by Envirco hereunder shall not extend the applicable Warranty Period.

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Ve5

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