Installation Manual:AdvanTex® AX20
Contents
1. NOTE For more detailed procedures specific to each panel re model refer to the documentation that comes with the panel Step 10c Familiarize yourself with the components of the telem etry control board Step 10d Make sure the panel has been com pletely and correctly installed and verity that the circuit breakers are in the position Also check the controller status The power LED located on the control board will be e Blinking which indicates the controller is operating normally or e Off when power is applied which indicates a possible problem with the input fuse on the PC board the main fuse located inside the panel the controls circuit breaker located inside the panel or the incoming line voltage Step 10 To enable Test Mode hold the Push To Silence button on the front of the panel until the audible alarm sounds approximately 15 seconds e he appropriate digital input should be illuminated when the button Is held in e When the audible alarm sounds to indicate that the panel is in Test Mode release the button While in Test Mode the panel will operate in the following manner e he call in function is disabled e local audible and visual alarms are activated as alarm conditions occur e System Data Logs are suspended and e Timer cycles are shortened Step 10f Familiarize yourself with the floats on the system Step 10g Verify that the pump is submerged in water before co2. AdvanTex AX20 RT Installation Manual Treatment Systems Residential Applications An illustrated guide to installing an Orenco AdvanTex AX20 RT Treatment System E Orenco Systems Incorporated Changing the Way the World Does Wastewater 800 348 9843 NIM ATX AXRT 1 541 459 4449 Rev 1 2 11 10 www orenco com Orenco Systems Inc www vericomm net Installation Manual AdvanTex AX20 RT Treatment Units Before You Begin MISMA Page 1 vervigwee ses xb an PESE TOME M RM nM Page 3 Installation Steps Step 1 Review or Sketch Site Plans Page 4 Step 2 Excavate and Set Septic Tank occu eue us doe wean ce ace e ia Page 5 Step 3 Install Risers and Water Test Septic Tank Page 5 Step 4 Install Effluent Pinel xan ace anaes eo ome Fo Reda Bed Page 6 Step 5 Excavate and Set AX20 RT Unit aee E hacked Page 7 Step 6 Determine Antibuoyancy Page 8 Step 7 Partially Backfill AX20 RT Page 9 Step 8 Test Watertightness of AX20 RT Unit 0 00 0 ccc ccc eee eee Page 9 Step 9 Connect Transport Line and Passive Air Page 9 Step 10 Install and Test Control 1 Page 1
3. The existing septic tank must have an at grade access with a securable and removable lid If it doesn t an at grade access must be installed onto the septic tank and be made watertight The existing septic tank must be tested for leakage to a height of at least 2 inches into the riser and it must hold water for at least sixty minutes e An Orenco effluent filter model FTS0444 36V FTW0444 36V or FT0822 14B must be installed and accessible in the existing septic tank The depth of burial of the existing septic tank must allow for a fall of at least 1 in per foot 10 mm per meter or 196 from the outlet of the septic tank to the inlet of the AX20 RT unit if the septic tank uses a gravity discharge If sufficient fall cannot be met a pumping system will need to be installed in the septic tank to move the filtered effluent to the AX20 RT unit Contact Orenco for assistance Important Notes All tanks used with AX20 RT Treatment Units must be prequalified Call your local Dealer for specifics The backwash discharge from a salt type water softener MUST NOT be plumbed into an AX20 RT Treatment Unit or the preceding septic tank Failure to follow this instruction or any other in this manual will void the system 5 warranty Contact your AdvanTex Dealer if you have any questions about any household plumbing arrangements that may interfere with the functioning of the system All pipe diameters given are U S nominal IPS pipe sizes If
4. make sure the AX20 RT unit lid and all riser lids are bolted down Step 12a Backfill the septic tank excavation if it has not yet been done Follow the tank manufacturer s guidelines for back filling Step12b Backfill and compact around the AX20 RT unit in maximum 12 in 305 mm lifts Native material is acceptable if there are no large or sharp rocks that may damage the unit s walls If native material is not usable backfill with 1 aggregate or pea gravel For installations 1n non cohesive soils with high seasonal water tables use 4 in crushed rock as the backfill material The top of the AX20 RT lid should sit 2 in 50 mm above final grade IMPORTANT After backfilling call the system 5 Service Provider to arrange for the official System Start up As described in OSHA Standards 29 CFR Part 1926 Subpart Appendix noncohesive soils or granular soils include gravel sand or silt with little or no clay content Granular soil cannot be molded when moist and crumbles easily when dry Cohesive soils include clayey silt sandy clay silty clay clay and organic clay Cohesive soil does not crumble can be excavated with vertical sideslopes is hard to break up when dry and when moist can be rolled into threads without crumbling For example if at least a 2 in 51 mm length of 1 8 in 3 mm thread can be held on one end without tearing the soil is cohesive 2010 Orenco Systems Inc NIM ATX AXRT 1 Rev 1
5. of water for internal support Be sure to fill all tank chambers Step 7b Backfill around the unit with a 16 in 410 mm layer of material Native material 1s acceptable if there are no large or sharp rocks that may damage the unit s walls If native material is not usable backfill with 1 aggregate or pea gravel Do not backfill with sand Use a mechanical compactor to thoroughly compact the fill to minimize settlement and provide support for the unit s walls Step 7c After completing the first layer of backfill fill all of the tank chambers with water to just above the midseam flange Add another 16 in layer of backfill Compact the backfill until it is 2 3 in 50 75 mm below the midseam flange Step 8 Test Watertightness of AX20 RT Unit Step 8a After backfilling the AX20 RT excavation to just below the midseam flange make sure that the unit 1s filled with water to at least 1 in 25 mm above the midseam flange on both sides of the tank baffle Step 8b Wait at least 15 minutes and then inspect the midseam of the unit for leaks There should be no drop in liquid level and no visible leakage from the seam Step 9 Connect Transport Line and Passive Air Vent NOTE DO NOT use primer on ABS parts Step 9a Dry fit the 4 in 100 mm transport line and any fittings between the outlet of the septic tank and the inlet of the AX20 RT unit Make sure that you maintain a minimum of in per foot 10 mm per meter or 1
6. Function WO RA Lateral ball valve Once power is connected to the control panel follow these steps AN total M to prepare the system for operation IMPORTANT Before using a generator to operate a pump contact your Dealer or Orenco to make sure the generator can supply sufficient starting amperage NOTE When testing pumps always make sure there is enough water in the unit to safely run the pumps Step 11a Open the manifold valve and the lateral ball valves and then toggle the AUTO OFF MAN switch for the recirc pump to MAN for 5 10 seconds to flush any debris out of the manifold and laterals Close the lateral ball valves With the recirc pump still in MAN remove several orifice shields and measure squirt height Squirt height should measure between 3 5 ft 0 9 1 5 m Windy conditions will cause a lower squirt height When finished return the AUTO OFF MAN switch to AUTO NOTE If the desired squirt height is not achieved or the unit does not pressurize check for debris breaks or closed valves Also verify that the pump is receiving sufficient power If the unit still does not pressurize correctly contact your Dealer or Orenco for technical assistance Step 11b Place the control panel in Test Mode Check the func tion of the recirc pump floats by lifting the low level mid level and high level float in turn and verifying that the pump cycles on an
7. living room or other living space because it makes a periodic thump during operation If it must be placed near the house mount it on 4 4 100 100 pressure treat ed post s next to the wall Test Control Panel VeriComm VCOM telemetry enabled panels are used for remote monitoring and control of AX20 RT pumping operations Ifthe installation instructions are missing from the control panel find the product model code located on a sticker inside the panel door Then call your local Dealer or log in to our online Document Library at www orenco com and download a copy of the installation instructions Category Instructions Electrical You can also call Orenco for a replacement h 2010 Orenco Systems Inc NIM ATX AXRT 1 Rev 1 2 11 10 Installation Manual AdvanTex AX20 RT Treatment Units Step 10 Install and Test Control Panel cont Fault conditions are automatically reported to the VeriComm Top float Monitoring System making the system virtually invisible to the High water alarm homeowner However if fault conditions are not responded to or if the system cannot communicate with the VeriComm Monitoring System then local alarms may be activated Middle float Override timer Perform the following procedures to verify proper installation of the VeriComm panel Esiraindiost Low water alarm
8. slope from the septic tank if the septic tank uses gravity discharge Step 9b Glue all of the transport line pieces in place Step 9c Use 2 in 50 mm PVC pipe to plumb the passive air vent to the 2 in 50 mm vent fitting that protrudes from the out let side of the AX20 RT unit Be sure the vent line is sloped to drain towards the unit and that the passive air vent is within 20 ft 6 m of the unit After installation the top of the passive air vent should be a minimum of 3 in 75 mm above final grade NIM ATX AXRT 1 Rev 1 2 11 10 Te AUL Do not backfill around the unit unless the lid is bolted down Passive air vent aa 2010 Orenco Systems Inc Installation Manual AdvanTex AX20 RT Treatment Units Serial Port RS232 Modem Power Connector Input Fuse M Button Digital Inputs s Digital Outputs 4 Power LED Output Fuse Phone Jack Recirc Bottom Float 1 Recirc Middle Float 2 Recirc Top Float 3 Discharge Middle Float 4 Discharge Top Float 5 Recirc Aux Contact 6 Discharge Aux Contact 7 Push To Silence 8 IMPORTANT In all cases the line between the passive air vent and the unit must be sloped back 4 in per foot 20 mm per meter toward the unit To prevent accumulation of water do not allow any bellies or lo
9. sure that the lid will be 2 in 50 mm above final grade after the hole for the unit is excavated and after com pacted bed of aggregate or pea gravel if necessary is laid e INSEL 2 TT T T T T 7 T gt LANA gt gt gt gt gt gt gt gt e E gt V UWI E ANITA Step 5c Make sure the bottom of the excavation is stable and free of debris especially rocks and other sharp objects If the base soil is unstable peat quicksand muck soft or highly expansive clay etc overexcavate the site depth and then set a firm 6 in 152 mm compacted base of in to 34 in minus 13 to 19 mm aggregate or pea gravel In extremely unstable soil a concrete layer may be needed to stabilize the bottom of the excavation If you have any doubt about the soil s ability to support the tank consult a local civil or structural engineer If the base soil is rocky or uneven lay a 4 in 100 mm bed of sand or pea gravel less than 76 in 10 mm in diameter and compact the material to create an even smooth surface Step 5d Use properly sized lifting equipment to attach a chain or cable to the two lifting brackets on the top of the AX20 RT unit Carefully lift the unit and lower it into the excavation When the unit is set and level in the correct position remove the chain cable WARNING Do not allow workers to stand in or near the
10. you are using metric pipe you may need adapters to connect to the U S fittings supplied f you are not a trained AdvanTex Installer contact your local AdvanTex Dealer or Orenco for training before installing this system p R MM sR 2010 Orenco Systems Inc NIM ATX AXRT 1 Rev 12 11 10 Installation Manual AdvanTex AX20 RT Treatment Units Overview The AdvanTex AX20 RT Treatment System has 10 main functional areas and components 1 Septic Tank Inlet Tee 6 Textile Media 2 Biotube Effluent Filter 7 Tank Baffle 3 Biotube Pump Package 8 Recirculating Treatment Tank discharge side 4 Recirculating Treatment Tank recirc side 9 Flow Inducer and Discharge Pump Assembly pump discharge only 5 Manifold and Laterals 10 Control Panel not shown ul m LES pum inimici ET z mem Nn _ B uz EIS EI v NUS TI a XN Y Io ANY N A ne on Septic Tank AX20 RT Unit Concrete septic tank and AX20 RT pump discharge model shown Raw sewage enters the septic tank through its inlet tee In the septic tank the raw sewage separates into three dis tinct zones a scum layer a sludge layer and a clear layer Effluent from the clear layer passes through a Biotube effluent filter and is discharged
11. 0 Step 11 Test System Function Page 13 Step 12 Complete Final Backfill uiuos Run Page 14 Before You Begin As the installer of an onsite wastewater treatment system you play a crucial role Homeowners neighbors service providers regulators Dealers manufacturers we all rely on your expertise and good work At Orenco we ve worked hard to make your installation as easy and hassle free as possible UIS 4 We re very proud of this wastewater treatment system Like all our products the AdvanTex AX20 RT Treatment Unit has gone through extensive research development and field testing Then each component is built to written specifications and subjected to quality review before shipping In addition our RTN models meet the requirements of NSF ANSI Standard 40 for Class I Systems If this system or any of its components possesses flaws that would inhibit its proper functioning please contact your authorized AdvanTex Dealer The Dealer can also provide repair and replacement instructions and replacement components If there 1s no authorized AdvanTex Dealer in your area call Orenco System Inc at 800 348 9843 or 1 541 459 4449 E E wn i M Property owners neighbors regulators Dealers manufacturers and service providers all depend on your careful installation NIM ATX AXRT 1 O 2010 Orenco Systems Inc Rev 12 11 10 Ins
12. 2 11 10 AdvanTex AX20 RT Treatment Systems nsta IM anud Residential Applications R Orenco Systems Incorporated NSF AdvanTex Treatment System RTN Models meet the Changing the Way the q 4 requirements of NSF ANSI Standard 40 for Class Systems World Does Wastewater inci 800 348 9843 NIM ATX AXRT 1 541 459 4449 C US Rev 1 2 11 10 www orenco com Orenco Systems Inc www vericomm net LISTED
13. 3 to 4 in 75 to 100 mm lift of soil on each side of the unit for the deadmen to rest upon and place the deadmen at least 12 1n 300 mm from the bottom of the unit as shown in illustration 3b 6b Concrete Deadmen 1 Forms for concrete deadmen can be made from 12 in diameter x 4 ft long 300 mm x 1200 mm long PVC half pipe or chamber material or simple forms 12 in wide x 6 in tall x 4 ft long 300 mm x 150 mm x 1200 mm can be built from wood NOTE To save time we recommend preparing concrete dead men offsite before you install the unit 2 Hill two forms halfway with concrete place two 4 reinforcing bars in each of the forms and then finish filling the forms When you are finished filling the forms sink eyebolts from the antibuoy ancy hardware kit into the concrete for attaching the deadmen later NOTE Allow the concrete to set completely before lifting or moving the deadmen 3 Use appropriate lifting gear to set the deadmen in place and secure them along the length of the unit on both sides with the antibuoyancy hardware kit 2010 Orenco Systems Inc NIM ATX AXRT 1 Rev 1 2 11 10 Installation Manual AdvanTex AX20 RT Treatment Units Step 7 Partially Backfill AX20 RT Excavation WARNING DO NOT backfill around the RT unit unless the lid is bolted down For increased rigidity keep the AX20 RT lid bolted down while backfilling and compacting Step 7a Fill the AX20 RT unit with 16 in 410 mm
14. by gravity to the recirculating treatment tank portion of the AX20 RT unit which contains a Biotube Pump Package The Biotube Pump Package pumps filtered effluent from the recirc side of the AX20 RT unit s recirculating treatment tank to the distribution manifold in the top of the unit Effluent percolates down through the textile media and is divided by means of a tank baffle between the recirculating side and the discharge side of the AX20 RT recirculating treatment tank The operation of the pump on the recirc side of the tank baffle is controlled by a timer in the control panel which allows the pump to dose the textile media for short periods usually a half minute or less typically 72 times a day This frequent microdosing which optimizes the treatment process occurs 24 hours a day to maintain the proper biological environment NIM ATX AXRT 1 2010 Orenco Systems Inc Rev 12 11 10 Installation Manual AdvanTex AX20 RT Treatment Units Residence L 2 EIS corro Pe panel 5 ft 9 lt Cleanout de Septic tank Outlet riser O lt Septic tank outlet e AX20 RT Conduit unit seals Passive D lt vent Discharge to drainfield Sample sketch of a possible AX20 RT system layout Step 1 Heview or Sketch Site Plans Before starting the installation familiarize yourself with the site plans and specifics of your installation If you are installing the AX20 RT un
15. d off for each If the unit is not equipped with a discharge pump take the control panel out of Test Mode at this time Step 11c If the unit has a discharge pump make sure there is enough water on the discharge side of the tank baffle for the pump to run Make sure the control panel is in Test Mode Check the function of the discharge pump floats by lifting the low level mid level and high level float in turn and verifying that the pump cycles on and off for each When you are finished take the control panel out of Test Mode Step 11d Close and bolt down the AX20 RT unit lid when you are finished Measure squirt height _ REESE RT NIM ATX AXRT 1 2010 Orenco Systems Inc Rev 12 11 10 Installation Manual AdvanTex AX20 RT Treatment Units 2 in 50 mm above final grade Maintain minimum 1 8 in 10 mm or 1 slope Backfill the AX20 RT in 12 in 300 mm lifts Step 12 Complete Final Backfilling IMPORTANT When backfilling be careful not to alter the slope of pipes Brace the pipes or place the pipes on a compacted bed and carefully fill around them NOTE Before backfilling
16. e tank Do not backfill past the top of the tank at this time Step 3 Install Risers and Water Test Septic Tank NOTE This section covers riser installations on septic tanks using gravity discharge Contact Orenco for riser installations on septic tanks using pump discharge Step 3a Be sure you are installing the right size risers for your application and the size of the tank opening Step 3b Wipe all of the areas to be bonded with a clean rag to ensure a clean dry bonding surface Step 3c To bond the riser to the riser tank adapter you can use either ADH100 or methacrylate adhesive alone However because ADH100 does not provide a structural joint for approximately 24 hours we recommend the use of both adhesives If you use both apply methacrylate adhesive to the outside surface of the riser tank adapter for a quick usually an hour or less structural joint NIM ATX AXRT 1 2010 Orenco Systems Inc Rev 1 2 11 10 Installation Manual AdvanTex AX20 RT Treatment Units a cC Carefully slide the riser onto the adapter Orenco effluent filter installed on the septic tank outlet Step 3d Carefully slide the riser onto the adapter Correctly ori ent the riser before the adhesive starts to set Step 3e Apply a bead of adhesive to the inside of the adapter and riser joint then use a putty knife or similar tool to form a continuous fillet between the tank adapter and the inside of the
17. excavation while placing the unit CAUTION Use a lifting device that will not damage the unit or the lid of the unit NIM ATX AXRT 1 2010 Orenco Systems Inc Rev 12 11 10 Installation Manual AdvanTex AX20 RT Treatment Units In i i 11 460 600 amp cp When using Orenco fiberglass deadmen be sure to place them on a small lift of soil 12 in 300 mm from the bottom of the AX20 RT Step 6 Determine Antibuoyancy Needs Because of the AX20 RT s shallow burial depth you may need to install antibuoyancy deadmen on the unit Deadmen are necessary when two specific conditions occur at the same time Groundwater is shallower than 36 in 0 9 m below grade and e The AX20 RT is empty or it is being pumped empty If these conditions can occur at the site install Orenco fiberglass deadmen or your own concrete deadmen on the AX20 RT If you are unsure whether or not your installation requires deadmen consult the system designer or engineer Orenco s counterbuoyancy hardware kits will work with both Orenco fiberglass deadmen and concrete deadmen 6a Fiberglass Deadmen 1 Secure the fiberglass deadmen along the length of the unit on both sides with the antibuoyancy hardware Then lower the unit into the excavation 2 Build up a
18. he tank If there isn t enough liquid in the tank turn the pump circuit breaker off NOTE If phone service to the panel is active complete step 10i If not proceed to step 10j However phone service should be acti vated before system start up Step 10i Press and release the Push To Silence button 15 times within a one minute period This instructs the panel to call the VeriComm Monitoring System e Ared LED Modem Activity component should illuminate indicating that the controller has established communication with the host This may take a few minutes e nce the communication session has ended the modem will automati cally disconnect e Ifthe LED does not illuminate within the specified time verify that the phone line has a dial tone This can be done by hooking up a phone to the line that is going into the panel Step 10j The panel will automatically disable Test Mode and return to normal operation after 30 minutes To disable Test Mode manually hold the Push To Silence button on the front of the panel until the audible alarm sounds approximately 15 seconds The appropriate digital input should be illuminated when the Push To Silence button is held in When the audible alarm sounds to indicate that the panel is no longer in Test Mode release the button 2010 Orenco Systems Inc NIM ATX AXRT 1 Rev 1 2 11 10 Installation Manual AdvanTex AX20 RT Treatment Units Step 11 Test System
19. it more than 20 feet 6 meters away from the septic tank contact your Dealer or Orenco for assistance 1a Detailed Site Plans Provided If you are installing the AX20 RT according to a set of detailed plans we recommend that you make sure that your plans accurately reflect conditions at the site If there are differences between the physical site and the plans we recommend you con tact the Designer before scheduling the installation 1b No Site Plans Provided If you are installing the AX20 RT without detailed site plans or with plans of limited detail contact your local Dealer or Orenco for design assistance e Determine and sketch the exact positions of the septic tank and AX20 RT unit on the site Account for current and likely future land scape features in your sketch Be sure to position the septic tank and unit to allow for a minimum 18 in per foot 10 mm per meter or 1 in the line from the outlet of the septic tank to the inlet of the AX20 RT unit if the septic tank uses a gravity discharge Determine and sketch the layout of your pipes electrical conduits and other critical buried elements Provide measurements and dis tances on the sketch as accurately as possible Sketch the placement of the control panel See Panel Installation EIN CP GEN 1 for installation recommendations 2010 Orenco Systems Inc NIM ATX AXRT 1 Rev 1 2 11 10 Installation Manual AdvanTex AX20 RT Treatment Units S
20. n tinuing If the bottom float drops the alarm should sound Press down the spring loaded AUTO OFF MAN switch located inside the panel The pump should immediately activate For verification the appropriate digital input should illuminate indicating that the auxiliary contact 1s on Measure amperage NIM ATX AXRT 1 2010 Orenco Systems Inc Rev 12 11 10 Installation Manual AdvanTex AX20 RT Treatment Units Step 10 Install and Test Control Panel cont Measure the voltage and amperage of the pump a Measure the voltage at the pump terminals in the panel Measuring the voltage with the pump off will confirm that the correct voltage 15 connected Then activate the pump by toggling the AUTO OFF MAN switch to MAN or using a PDA or laptop with the Bluetooth Device and measure the voltage while the pump is running The maximum recommended voltage drop is 3 A low voltage condition may indi cate that the site wiring is improperly sized b Using a loop ammeter place the ammeter clamp around the loop of wire located above the pump circuit breaker and read the amperage while the pump is running and connected to the discharge assem bly with the valves at the end of the laterals closed The amperage should be within the specifications of the pump Step 10h Refer to the control panel documentation to test the floats that activate deactivate the pump To perform the float test make sure there is enough liquid in t
21. nd glue e You can use a stainless steel set screw to secure the filter Step 4d For easier access when servicing you can extend the cartridge handle with a longer length of 34 in nominal 20 mm DN Schedule 40 PVC pipe 2010 Orenco Systems Inc NIM ATX AXRT 1 Rev 1 2 11 10 Installation Manual AdvanTex AX20 RT Treatment Units Step 5 Excavate and Set AX20 RT Unit Before installing the AX20 RT consider the depth of the septic tank and the height of the septic tank outlet Remember that there must be a minimum in per foot slope 10 mm per meter or 1 from the outlet of the septic tank to the inlet of the AX20 RT if the septic tank uses a gravity discharge Also remember that the AX20 RT lid needs to sit 2 in 50 mm above finished grade to allow for settling and drainage Take into account any planned landscaping that might affect the finished grade of the system Step 5a Outline an excavation area with chalk paint string etc for the AX20 RT The excavation needs to extend 18 24 inches 457 610 mm beyond all four sides of the unit Step 5b Excavate the hole for the unit The AX20 RT unit height is 72 in 1830 mm Make sure that the unit will be set deep enough to facilitate a minimum slope of 8 in per foot 10 mm per SUY Gd NENSU SANE UV NERSUELRAENERSET meter or 1 from the septic tank if the septic tank uses a gravity Mark outline of the excavation area 18 24 in 457 610 mm discharge Also make
22. riser Step 3f After the adhesives have hardened fill the tank with clean water to a level 2 in 50 mm above the adhesive joint in the riser to test the watertightness of the tank and the riser joint Do not allow the water level to rise more than 3 in 76 mm into the riser because structural damage to the tank may occur The septic tank s inlet pipe and outlet pipe need to be turned up or plugged in order for the tank to be filled CAUTION Check the tank manufacturer s guidelines before water testing the tank Some tank manufacturers require a partial or complete backfill before a tank is water tested Step 3g When the tank proves watertight drain the excess water to the tank manufacturer s recommended level Step 4 Install Effluent Filter Install the effluent filter after the tank has been water tested Step 4a Verify the model of the effluent filter before you begin to install the filter Orenco s FTS0444 36V FTWO0444 36V and FT0822 14B filters are the only models allowed for use with the AX20 RT Treatment Unit Step 4b Test fit the effluent filter on the septic tank s outlet pipe without gluing Make sure it fits plumb Make sure the filter will fit as snug to the tank wall as possible while ensuring sufficient clearance for removing the filter cartridge Step 4c Secure the filter to the outlet pipe Two attachment methods can be used e You can glue the filter onto the tank outlet pipe using appro priate primer a
23. tallation Manual AdvanTex AX20 RT Treatment Units This manual covers installation of all models of our AdvanTex AX20 RT Treatment Units In addition to this manual a separate manual that contains installation wiring and operating instructions for Orenco control panels is packaged with the control panel Please read all other control panel documentation as well It s important that you read through this entire manual before beginning the installation And make sure you have the correct equipment materials tools and training to perform this installation Please note that you must perform the installation according to the current manual to keep the warranty in force Once you become familiar with the installation process you should be able to install an AdvanTex AX20 RT unit in less than half a day not counting the time to install the tank and dispersal system Conditions for Using an AX20 RT to Repair an Existing System Before you install an AX20 RT to repair or upgrade an existing septic system be sure that the following conditions are met The existing septic tank must be Orenco approved and must meet all applicable regulatory requirements No pour in place tanks no homemade tanks etc The existing septic tank must be structurally sound The existing septic tank must have at least 1000 gallons 3800 liters capacity at the normal operating level 1000 gallons or 3800 liters available below the invert of the outlet
24. tep 2 Excavate and Set Septic Tank This section covers excavating a hole for the septic tank and set ting the septic tank For information on excavating a hole for the AX20 RT unit see Step 4 Consider the necessary elevations and grade requirements for the tank and the AX20 RT unit before excavating the hole for the septic tank The septic tank must be set at the correct depth to allow for a minimum slope of in per foot 10 mm per meter or 1 from the outlet of the septic tank to the inlet of AX20 RT if the septic tank uses a gravity discharge Also keep in mind that the AX20 RT needs to sit 2 inches 50 mm above final grade Step 2a Outline an excavation area with chalk paint string etc for the tank Step 2b Excavate the hole for the septic tank following the tank manufacturer s recommendations Remember that you need the correct depth for a consistent slope of at least in per foot 10 mm per meter or 1 from the septic tank outlet to the inlet of AX20 RT Step 2c Make sure the bottom of the excavation is free of debris rocks and other sharp objects If the bottom of the exca vation is uneven or rocky lay a 4 in 100 mm bed of sand or pea gravel and compact the material to create an even smooth surface Step 2d Set the tank following the manufacturer s instructions Follow the tank manufacturer s guidelines for watertight testing antiflotation measures and backfilling to the level of the top of th
25. w points in the vent piping Keep the 2 in vent piping less than 20 ft 6 m in total length Step 9d We recommend installing the passive air vent near a wall or in a similar location where it is less likely to be damaged by a lawn mower or accidental kicking etc You can easily hide the air vent behind shrubbery or other landscaping and paint it if another color is desired Step 10 Install and Test Control Panel Install Control Panel For complete control panel installation instructions see the instal lation manual for the electrical control panel that comes with your system Instructions specific to your control panel ship inside of the control panel Step 10a Make sure the items supplied conform to state and local regulations Step 10b A qualified and licensed electrician should install and service the panel and ancillary wiring in compliance with the National Electrical Code as well as state and local codes Wiring diagrams can be found in the installation manual that comes with the panel Wiring will include the following items a Incoming power to the panel One or more circuits may be required depending upon the number of pumps and local electrical codes b Incoming phone line to the panel for VeriCcomm control panels c Wiring from the control panel to the pump and floats d Wiring to a discharge pump and floats if applicable NOTE We do not recommend installing a control panel against the wall of a bedroom
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