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MAC AVR Installation, Operation & Maintenance Manual

Dust filter
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AVR DUST FILTER
INSTALLATION, OPERATION
& MAINTENANCE MANUAL
MAC E
, I
.
QUIPMENT
NC
P.O. B
205
OX
S
, KS 66534
ABETHA
S
, P
& S
: 1-888-821-2476
ALES
ARTS
ERVICE
www.macequipment.com
Publication: MAN3002G
Revision Date: 09/15/08

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Summary of Contents for MAC AVR

  • Page 1 AVR DUST FILTER INSTALLATION, OPERATION & MAINTENANCE MANUAL MAC E QUIPMENT P.O. B , KS 66534 ABETHA & S : 1-888-821-2476 ALES ARTS ERVICE www.macequipment.com Publication: MAN3002G Revision Date: 09/15/08...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS LIST OF FIGURES Page DESCRIPTION PAGE Figure 1-1 Typical AVR Dust Filter (radial inlet type) .....1 General Introduction.............. 1 Figure 1-2 Typical AVR Dust Filter Safety ................... 1 (pneumatic receiver type) ........1 Principle of Operation............3 Figure 2-1 Lockout and Tagout of Installation................

  • Page 4: General Introduction

    All damages incurred to the unit in transit are the responsibility of the common carrier since it is the policy of MAC Equipment, Inc. to make shipment F.O.B. from its factory. Ownership passes to purchaser when the unit is loaded and accepted by carrier.

  • Page 5: Electrical Service And Compressed Air

    COMPRESSED AIR OR GAS Decal Locations The following figure shows typical locations for safety decals on the AVR Figure 2-1 Lockout and Tagout of Electrical Service and filter. The locations of decals for your particular filter may vary from those Compressed Air (or other gas) indicated.

  • Page 6: Principle Of Operation

    Air Flow through the Unit explosive gases or flying Dust laden air enters the AVR near the bottom of the unit. Rows of filter material will be released. bags are mounted on a horizontal tubesheet and suspended in the filter housing.

  • Page 7: Installation

    3/8" UNC x 1-1/2" long bolts, lock your AVR filter system. The figure below shows a typical structure, which will vary from system to system depending on the size of the AVR filter. washers and nuts. Tighten all bolts before removing the crane.

  • Page 8: Figure 4-3 Typical Rupture Style Explosion Vent

    Tighten nuts to 20-25 ft. lbs. of torque. It Timer Control Logic is not necessary to use an excessive amount of pressure to clamp Input power is applied to the timer control at all times that the AVR filter is the panel securely. in operation.

  • Page 9: Figure 4-5 Timer Control And Wiring

    Connect electric power to contacts labeled ‘L1’ and ‘L2’ on the switch/gauge. Refer to the label on the switch/gauge for power following sequence: (1) airlock, (2) AVR timer, and (3) main exhaust fan. requirements. The motors should be shut down in the reverse order. Shut down the exhaust fan first;...

  • Page 10: Switch/Gauge

    Bag and Cage Installation Filter bags and cages are shipped loose and are installed after the AVR filter has been assembled and set in place. Installation of bags and Section A: Bag Installation cages is made from inside the unit.

  • Page 11: Figure 4-9 Drip Leg (Supplied By Customer)

    Equipment Inc. for approval and recommendations. Compressed air pressures below 80 PSIG require special considerations in the design Grounding strap and sizing of the filter and also should be reviewed with MAC. Compressed Air Quality Trouble free, maintenance free operation is largely dependent on providing clean, dry, oil free compressed air.

  • Page 12: System Start Up And Operation

    Restore The compressed air header on the AVR filter should be connected with at the pressure setting to its normal value after pulsing is verified.) least 1"...

  • Page 13: Venturi

    Venturi Replacement Replacement of the venturis is accomplished from inside the filter as described below. Refer to Figure 6-1 for replacement of the standard nylon venturis. Publication: MAN3002G MAC Equipment, Inc.

  • Page 14: Aluminum Venturi

    The header assembly normally does not need maintenance other than weekly inspection and draining as described above. In the event that disassembly of the header is required, refer to the figure in the section titled "Spare Parts" for details of the construction. Publication: MAN3002G MAC Equipment, Inc.
  • Page 15 Publication: MAN3002G MAC Equipment, Inc.
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  • Page 17 Publication: MAN3002G MAC Equipment, Inc.
  • Page 18 Publication: MAN3002G MAC Equipment, Inc.
  • Page 19 Publication: MAN3002G MAC Equipment, Inc.
  • Page 20 Publication: MAN3002G MAC Equipment, Inc.

  • Page 21: Troubleshooting

    If experiencing any difficulties not covered or have any questions excessive amounts of small particles concerning your MAC filter, contact your local MAC representative or are present then review application MAC Equipment, Inc. with MAC Equipment, Inc.

  • Page 22: Spare Parts

    122602 Part Description 99” 101109 122599 Part Number Bottom Removal Cuff Top Bags Quantity Required Bag length 16 Oz. Dacron 14 Oz. Polypropylene MAC Job Number (or Sales Order Number) 21” 101214 122700 39” 101206 122696 57” 101192 122688 75”...
  • Page 23 5/16” - 18 x 1” hex head bolt - - - - - - 5/16” lockwasher - - - - - - 5/16” 18 hex nut - - - - - - Control panel mounting plate. Publication: MAN3002G MAC Equipment, Inc.

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