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14

CONTAMINANT 

CLEANING 
PROCEDUREª

 

Mineral Oil 

  

(petroleum base, diesters 
and silicone) 

Alkaline Solution 
High Pressure Water 

Paper Products 

Alkaline Solution 

Paint 

 

Oil Base, Water Base 

Alkaline Solution 

Pine Tar Resins 

Alkaline Solution 
Steam 

Polyethylene 

Alkaline Solution 

Polyphenyleneoxide 

Alkaline Solution 

Polypropylene 

Alkaline Solution 

Rubber Molding 
Accelerators 

Alkaline Solution 

Soaps 

Alkaline Solution 

Sodium Chloride 

Alkaline Solution 

Sugar 

  

(includes molasses) 

Alkaline Solution 
Steam 

Talc 

High Pressure Air 
Alkaline Solution 

Tobacco Tars and Smoke 

Alkaline Solution 

Varnishes 

Alkaline Solution 

Waxes 

  

(all types) 

Alkaline Solution 
Steam 

Welding Fumes 

Acid Solution 

Wood Products 

Alkaline Solution 

 

ªCleaning procedures are listed in order of preference. 

 

REPLACING THE CELLS 

Before replacing the electronic cells, be sure to 
visually check the electronic cells for bent or 
damaged collector plates or broken ionizing wires. 
Bent or warped collector plates may be bent back 
into shape. 

FIGURE 15 

 REPLACING IONIZING WIRES 

 

Broken or damaged ionizing wires must be 
replaced for top efficiency.  Remove all parts of 
the broken or damaged wire.  Replacement wires  
come cut to length and ready for installation.  
Remember that wires come cut to length and 
ready for installation.  Remember when replacing 
the ionizing wires to: 
 
1.  Use care to avoid damage to the spring 

connector or other parts of the cell during 
installation. 

 
2. 

Hook “T” end of the ionizing wire in the 

keyhole slot at one end of the cell. 

 
3.  Pull down the spring with a needle-nose pliers 

and insert hook into the hole. 

 
Before replacing the cell, it might be a good idea 
to check it for a short circuit.  This is done by using 
an ohmmeter to check the resistance between the 
frame of the cell and both the ionizer and collector 
contacts.  In each case, the resistance should be 
infinite. 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 

Summary of Contents for F72 Series

Page 1: ...the air at a rate of 1 000 to 12 000 cfm 1 699 to 20 390 m hr in forced air systems x Rated 80 to 99 percent efficient according to the National Bureau of Standards Dust Spot Method using atmospheric...

Page 2: ...2 TABLE OF CONTENTS PAGE SPECIFICATIONS 3 PLANNING THE INSTALLATION 5 Sizing 5 Location 5 INSTALLATION 7 Wiring 8 SERVICE 11 TROUBLESHOOTING 15 PARTS LIST 17 WARRANTY 20...

Page 3: ...o the ionizer wires and 4700 Vdc to the collector positive plates The solid state power supply is self regulating so the output voltage remains constant over a wide range of cell dirt loading conditio...

Page 4: ...45 38 F72B 21 38 F72A 24 31 DUCT OPENING DUCT OPENING 2 06 2 06 21 00 STACKED 53 50 2 44 58 40 1 19 28 00 MINIMUM CLEARANCE FOR CELL REMOVAL AND SERVICE 45 38 F72B 21 38 F72A 24 31 2 44 4 10 Figure 1...

Page 5: ...usually sized according to the capacity of the air handling system and desired efficiency See Fig 4 LOCATION AND POSITION Because air handling systems vary greatly in arrangement and style factors su...

Page 6: ...F72 efficiency should be from 85 to 95 percent depending on the application and purpose see Efficiency Chart Fig 4 INDUSTRIAL APPLICATIONS Sizing is determining how many air cleaning units are requir...

Page 7: ...izing type humidifier is installed upstream mist salts and minerals may decrease the efficiency of the electronic cell and create a need for equipment service When the atomizing type unit must be used...

Page 8: ...inear 304 8 m INSTALL AIR CLEANER Mount the F72 air cleaner as follows 1 Fabricate and install the necessary vanes and transitions 2 Set the cabinet in position If hanging brackets are used make certa...

Page 9: ...match the voltage rating stamped on the front of the air cleaner CAUTION Only persons qualified to install electrical wiring should attempt this procedure All wiring must comply with applicable codes...

Page 10: ...NG BLOWER MOTOR Air cleaner is controlled by a sail switch FIGURE 9 SINGLE SPEED BLOWER MOTOR Air cleaner is controlled by the fan switch and or the fan relay FIGURE 10 F72 AIR CLEANER HOOKUP TO THREE...

Page 11: ...goggles and gloves Skin contact with either alkaline or acid detergent solution should be avoided REMOVING THE ELECTRONIC CELLS AND PREFILTERS Before the electronic cells and prefilters can be cleaned...

Page 12: ...state and local pollution control guidelines and requirements Soda ash is one neutralizer 1 Use a polyethylene or Type 316 stainless steel container large enough to hold the electronic cell Other type...

Page 13: ...pressure water an alkaline detergent should be used if allowed by the high pressure equipment manufacturer DO NOT use an acid detergent except when allowed by the equipment manufacturer 2 Steam Extre...

Page 14: ...be sure to visually check the electronic cells for bent or damaged collector plates or broken ionizing wires Bent or warped collector plates may be bent back into shape FIGURE 15 REPLACING IONIZING W...

Page 15: ...igned to speed troubleshooting and to insure the quick detection and proper repair of any malfunction in the electronic air cleaner Most of the troubleshooting steps can be performed by observing the...

Page 16: ...16 FIGURE 17 EXPLODED VIEW OF THE F72 ELECTRONIC AIR CLEANER...

Page 17: ...t Filters F72A 2 F72B 4 41113 41113 6 Cabinet Foot 21411 21411 7 Ionizer Wires 38005 38005 8 Indicator Light 10097 10097 9 High Voltage Power Supply Replacement Kit 120V 07081 07081 10 High Voltage Po...

Page 18: ...______________________________________________________________ ___________________________________________________________________________________ _____________________________________________________...

Page 19: ...______________________________________________________________ ___________________________________________________________________________________ _____________________________________________________...

Page 20: ...art shall be for a duration of time no longer than the remaining or unexpired term of the original warranty This warranty does not cover any labor or other service charges incurred by the purchaser Th...

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