ESD MOLE Manhole Scrubber
Contents
1. Install the media by opening the lid at the top of the MOLE and inserting the MediaSAKS into the rectangular duct media section It is necessary to push the edges of the MediaSAKS into the corners of the duct after inserting them to prevent odors from bypassing the scrubber media Take care to do this with both Medas kz Also the top of the upper MediaSAKS should be level to ensure a uniform distribution of media through the duct 3 3 MEDIA FILLING INSTRUCTIONS FOR MEDIA REPLACEMENT Media replacement is accomplished by opening the lid at the top of the MOLE manhole scrubber removing both MediaSAKS and replacing them with two new MediaSAKS 3 4 POST START INSPECTION CHECK Before initial start up of system contact your local PURAFIL representative YES NO CONDITION 1 Joints seals welds and gaskets do not leak 2 Purafil MediaSAKS installed in MOLE unit 4 0 MAINTENANCE 4 1 REPLACEMENT PARTS AND MATERIALS While Purafil s products are built for durability some parts of the scrubber will require replacement during the normal lifetime of the equipment Replacement items may be ordered from your local PURAFIL representative or from Purafil Inc Consumables In order to maintain proper performance levels PURAFIL media must be replaced periodically as it has a finite life 4 2 MEDIA REPLACEMENT 1 PURAFIL engineered dry chemical media has a finite life Our media contains special acti2. d special handling see Section 3 1 in this manual 1 3 INSPECTION The condition of the MOLE manhole scrubber upon its arrival is critical to its proper operation Prior to Start up inspect the scrubber carefully according to the checklist below Correct any inadequacies before start up to prevent possible damage or inefficiency Note should there be any questions concerning the scrubber refer to the numbers found on the scrubber identification plate when contacting the PURAFIL representative PRE OPERATION CHECK LIST YES NO CONDITION o 1 Check the configuration and material with the sales order form a 2 Measurements fit submittal requirements E 3 Parts include MediaSAKSTM i Es 4 Ring gasket around lip seals properly ne 5 Labels and serials numbers are present E 6 PVC drain pipe is free of clogs or obstruction Note Checking specific points is also imperative after the unit is started up See section 3 4 in this manual for check list 1 4 STORAGE The MOLE manhole scrubber and media should be protected from the elements during storage especially when storage time is extensive Indoor storage is considered best however outdoor storage may be adequate if precautions are taken OUTDOOR STORAGE PRECAUTIONS Cover the equipment with a tarp Intake and discharge openings must be well covered Use of black plastic as a cover may cause excessive condensation and rusting If there is the possibility
3. garment has been removed from the person However if the permanganate has damaged the fiber removal of the stain may make the damage more apparent CAUTION This procedure should start with a very weak solution gradually increasing the strength until the stain is removed Use of too strong a solution could conceivably cause additional fabric damage NOTE Sodium bisulfite gives off sulfur dioxide SO2 gas therefore it must be used in a well ventilated area PURAFIL Odormix SP media is a 50 50 water wastewater blend of Odorkol media and Odoroxidant SP media 5 0 WARRANTY PURAFIL warrants hardware equipment manufactured by PURAFIL to be free from defects in material and workmanship under normal use and service for twelve 12 months from startup date or eighteen 18 months from shipment date PURAFIL S obligation under this warranty shall be limited to replacing any parts thereof which shall be demonstrated to have been defective THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS PURAFIL MAKES NO WARRANTIES AS TO MERCHANTABILITY OR AS TO THE FITNESS OF THE MERCHANDISE FOR ANY PARTICULAR USE AND SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE DIRECTLY OR INDIRECTLY ARISING FROM THE USE OF SUCH MERCHANDISE OR FOR CONSEQUENTIAL DAMAGES No person firm or corporation is authorized to assume for PURAFIL any other liability in connection
4. king condition CAUTION Installer should be a trained experienced service person Check the assembly and component weight to be sure that the rigging equipment can handle them safely Be sure that the manhole scrubber is well secured in the transporting device Always conduct a thorough check when the installation is complete 1 2 RECEIVING INSTRUCTIONS MOLE manhole scrubber systems are normally shipped empty and already assembled ready for mounting and installation All manhole scrubbers are securely attached to skids It is recommended that the manhole scrubber be left on the skid for protection and ease of handling while transporting Straps rigging slings or hooks attached to the skids may be used with proper care Forklifts may be used under the skids but exercise caution to prevent damage Upon receiving systems from Purafil Inc note any shipping damage obvious or hidden to your carrier and on your Bill of Lading All problems should be handled between the customer and carrier except for U P S shipments which require the customer to contact Purafil Inc for action If the MOLE manhole scrubber is to be stored before use see Section 1 4 in this manual for storage instructions If the MOLE manhole scrubber is to be installed immediately be sure to check section 3 0 in this manual for installation instructions To uncrate the MOLE manhole scrubber cut the metals bands and remove the packaging For positioning an
5. o the media section MEDIA BED consists of two 40 Ibs MediaSAKS that contain PURAFIL Odormix SP media FIGURE 1 BASIC DESIGN OF MOLE MANHOLE SCRUBBER nS 63 HIRS BD Ip DRAR WPTRHAF ACCLSS OUT Ge RRG 50 353 ERAH WP TRAP AIRFLOW 3 0 INSTALLATION After the entire pre operative inspection is completed Section 1 3 follow this next sequence for installation 1 Remove the scrubber from the skid and position it in the designated operation location 2 Perform post start inspection check Section 3 5 Note Before initial start up of system contact your local PURAFIL representative 3 1 POSITIONING THE MANHOLE SCRUBBER The manhole scrubber can simply be transported by lift hand truck dolly or by hand to its pre designed operation location according to facility safety requirements For ease of handling and installation position the MOLE manhole scrubber in the manhole before installing the MediaSAKS 3 2 MEDIA FILLING INSTRUCTIONS FOR INITIAL START UP The MOLE manhole scrubber is specifically designed for media manufactured by Purafil Inc Proper filling installation and maintenance of the media are critical for efficient operation The PURAFIL Media allows the system to perform at maximum efficiency through proper shape and bed depth MediaSAKS should be inserted only after the MOLE manhole scrubber has been installed in the manhole
6. of moisture collection allow for proper drainage Do not place heavy equipment on top of the manhole scrubber Store PURAFIL media in a dry place with less than 95 relative humidity 1 5 FOUNDATION AND CLEARANCES FOUNDATIONS The MOLE manhole scrubber is designed to fit inside a manhole opening based upon measurements of that manhole opening as supplied to Purafil Inc Always be sure to check that the existing foundation inside the manhole is adequate for the scrubber to be installed CLEARANCE The MOLE manhole scrubber should be easily accessible under the manhole cover for the required periodic maintenance Sufficient minimum clearances can be recommended by the local PURAFIL representative 2 0 OPERATIONAL CONCEPTS AND DETAILS 2 1 MOLE MANHOLE SCRUBBER APPLICATION Designed to clean odorous air the manhole scrubber contains a square inlet duct that houses a media bed made up of two MediaSAKS containing PURAFIL Odormix SP media The MediaSAKS are held in place by a stainless steel screen at the bottom of the inlet duct Engineered as a single scrubber the MOLE is designed to exhaust effluent air from a sewer manhole The MOLE has an PVC drain pipe to with a 180 up turn to keep liquid away from the media bed and to prevent gas bypass 2 2 BASIC DESIGN OF THE MOLE MANHOLE SCRUBBER The MOLE manhole scrubber includes the following components e SQUARE INLET DUCT Air enters through a SS screen straight int
7. s of each filter bank the media banks with the greatest percentage of life expended can be replaced before others that have less life expended 4 3 SPECIAL PRECAUTIONS Disposal PURAFIL media is a non toxic non flammable substance Filtration of contaminants through PURAFIL media causes molecular changes to occur and the resulting product is usually not harmful to the environment Although special precautions are generally not required when disposing of spent media government regulations may require specific disposal procedures if the resulting product could be harmful to the environment Large quantities of PURAFIL media should not be disposed of in dumpster like equipment because the weight of the media could cause difficulties in handling the dumpster Independent laboratory analysis for Environmental Protection Agency toxicity characteristics may be required if the contaminants eliminated from your environment include heavy metals and pesticides Inhalation A well ventilated work area is suggested for changing the PURAFIL media as dusting occurs in fresh media due to handling abrasion Workers should avoid direct inhalation of considerable PURAFIL dust as it induces sneezing In closed unventilated spaces dust masks such as the 3 M No 8500 are suggested Water Avoid exposing the PURAFIL media to water or precipitation as this dissolves permanganate content Storage of media should be in a dry place with les
8. s than 95 relative humidity Exposure of permanganate solution to the skin causes brown staining which is temporary and not harmful This Staining can be removed by washing in a diluted solution of water and sodium bisulfite Eye contact If dust is exposed to the eyes or delicate membrane flush thoroughly with water and seek treatment by a physician Follow normal procedures for exposure to abrasive dust 4 4 PURAFIL STAIN REMOVAL 1 The following stain removal procedure is stated here as information only and neither Purafil Inc any of it subsidiaries nor any agent or employee of Purafil Inc make any warranty or other representation regarding the efficacy or safety of this procedure The stain removal could cause further damage to the garment or to the item from which one may attempt to remove the stain If the dust from PURAFIL Odoroxidant SP media comes in contact with organic material there are two possible stain problems Manganese dioxide MnO2 which is insoluble characterized by a medium brown color and is found in expended PURAFIL media can usually removed by normal washing 2 New unused PURAFIL Odoroxidant SP media contains sodium permanganate NaMnO4 which is a strong oxidant and will react with and discolor any organic material with which it comes in contact These stains which will be brownish black in color may be removed using a solution of sodium bisulfite in water after the
9. st comprehensive results samples should be retrieved from both the top and bottom MediaSAK After removing a sample of media from the Mediasak Place the sample contents in the plastic sample bag from the media sample kit provided by you PURAFIL representative 2 3 4 Seal tightly and label the laboratory bag Use the same label name on the Transmittal Sheet Place a label on the unit to show that a sample was taken from it Fill out the PURAFIL Sample Transmittal and send it with the samples to the local representative or send it to the Purafil Inc laboratory A replacement sampling kit will be mailed to you A sampling record sheet is included with this manual Record the following data and file all related reports with the record sheet 1 Date that the sample is taken and mailed 2 Results of life analysis as reported by the Purafil Laboratory After the PURAFIL laboratory has analyzed a sample a Certificate of Analysis will be sent to you detailing the approximate percentage of total life consumed A projected replacement date will be given for each MOLE manhole scrubber if installation and sampling dates are provided The projected replacement dates may be used in updating budget requirements as well as a guide in ordering replacement material However since contaminant load is rarely constant avoid relying too heavily on projected replacement dates By maintaining records of the life expenditure
10. ve ingredients that react with odors and gaseous pollutants to remove them from the airstream Once the active ingredients are spent it is time to replace the media in your system After start up your local PURAFIL representative will work with the owner to periodically secure media samples Purafil Inc will provide regular laboratory analysis of such samples to establish life cycles Note color change of media does not indicate level of remaining life Since every installation varies due to the type and quantity level of the contaminant each operator must develop a sample schedule best suited to their system However until a schedule can be established we recommend that a sample is taken from each vertical media bank and sent for analysis so that a replacement date can be projected with a recommended sampling schedule Media Life Analysis MLA is a complimentary Purafil Inc service MLA Sample Kits are available through Purafil Inc If analysis reveals that it is time to replace the media order the appropriate pounds of media required per module used in the unit See Media Sampling Service Guide for instructions on how to take a media sample from your unit Samples from the MOLE manhole scrubber can be taken only by first opening the lid at the top of the unit removing the MediaSAKS from the MOLE manhole scrubber and cutting a small hole in the top of the Mediasak netting in order to remove a sample of the media For the mo
11. with the sale of these goods Equipment parts and material manufactured by others and incorporated in PURAFIL equipment are warranted by PURAFIL ONLY TO THE EXTENT OF THE ORIGINAL MANUFACTURERS LIABILITY TO PURAFIL 6 0 SAMPLE RECORD Sampling Record Schedule Represented By Important Notice The information contained in this bulletin reflects the results of various testing and analytical procedures believed by PURAFIL INC a USA corporation to be useful indicators of the relative performance of air filtration systems and media It is intended for use by persons having appropriate scientific and technical knowledge and experience at their own risk This bulletin does not in any way constitute a representation warranty promise or guarantee by PURAFIL INC of the installed performance of PURAFIL media
12. www purafil com SERVICE MOLE MANHOLE SCRUBBER INSTALLATION OPERATION amp MAINTENANCE INSTRUCTIONS Purafil Inc e 2654 Weaver Way Doraville Georgia 30340 U S A e www purafil com e tel 770 662 8545 e 800 222 6367 QUALITY AGEMENT SYSTEM CERTIFIED BY DNV Purafil 2012 SrvcGde MOLE 01 150 9001 2008 TABLE OF CONTENTS 1 0 PRE INSTALLATION INSTRUCTIONS 1 1 SAFETY CONSIDERATIONS 1 2 RECEIVING INSTRUCTIONS 1 3 INSPECTION 1 4 STORAGE 1 5 FOUNDATIONS AND CLEARANCES 2 0 OPERATIONAL CONCEPTS AND DETAILS 2 1 MOLE MANHOLE SCRUBBER APPLICATION 2 2 BASIC DESIGN OF THE MOLE MANHOLE SCRUBBER 3 0 INSTALLATION 3 1 POSITIONING THE UNIT 3 2 MEDIA BANK FILLING INSTRUCTIONS INITIAL START UP 3 3 MEDIA BANK FILLING INSTRUCTION MEDIA REPLACEMENT 3 4 POST START INSPECTION CHECK 4 0 MAINTENANCE 4 1 REPLACEMENT PARTS AND MATERIALS 4 2 MEDIA REPLACEMENT 4 3 SPECIAL PRECAUTIONS 4 4 PURAFIL STAIN REMOVAL 5 0 WARRANTY 6 0 SAMPLING RECORD LIST OF FIGURES FIGURE 1 BASIC DESIGN OF MOLE MANHOLE SCRUBBER 1 0 PRE INSTALLATION INSTRUCTIONS 1 1 SAFETY CONSIDERATIONS Read this service manual carefully Be thoroughly familiar with the controls and the proper use of the equipment This manual should be retained with the MOLE manhole scrubber because it contains the information necessary for proper maintenance Verify that all nuts bolts and welds are secure to ensure the equipment is in safe wor
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