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TEST INSTRUCTIONS Socket PREVENTIVE MAINTENANCE Good Valve POPPET&FLOAT MOVEMENT Annually,Inspect the flapper In the 71 SO to see that R is adaptor •Deflection Shield FOR TESTABLE MODELS ONLY _ open by looking down the drop tube opening(see in- - opp spection procedure below).Test the 71 SO drop tube `'td' .d TOOLS NEEDED FOR TESTING: sealswfth CARS procedure TP-201.1D.Irccted fthedroptube ( pro 1. 1/4'squaredrive extension or 3/8"square drive ex- seal passes testing,no further maintenance Is required. tension with 3/8'to 1/4"socket adapter. a If the drop tube falls testing,replace the drop tube seal 2. Torque wrench/1/4'or 3/8"square drive ratchet with DPW P/N:H11931M for 4"Tubes.Re-test the 71 SO wrench. drop tube with CARS procedure TP-201.1 D.The lower 3. Pipe dope. tube o-ring seal DPW PM:HI 4840M can also be 4. Fl ashlight(optional). placed.If this does not correct the leak the 71 SO needs Open Poppet Closed Poppet to be replaced. TEST STEP 1: Bad Valve Remove spill container covet and fill cap from fill adapt- Test Figure 1 FOR TESTABLE MODELS ONLY:The socket adaptor Defleedon Shield er and look down Into the tube and make sure no debris Pull on extension and can be removed and poppet and float movement and 'mioh Popp.,exposed or foreign objects are present.If debris or foreign ob- socket adaptor function Inspected without removing the valve.See ' jests are present take appropriate steps before proceed- Page 17 for full testing details.If replacement parts are Ing.Look down into the tube and ensure poppet is +"'- needed for testable models the following hems are completely protected by the deflection shield.SeeTest awilable:DPW P/N 206741 Testable Inlet Tube S/A, Figure 1.If poppet Is exposed and tank Is not full the i' 206740 Socket Adaptor and Cade Assembly,and 61 SOK overfill valve should be replaced.A flashlight may help ! -0001 Float lat. wheninspecting the tube. I Figure 27 CAUTION:Do not insert any foreign object into drop F .1 TEST STEP 2: tube ifflapper is In the closed position.Forexam- Note.Figure 27 shows poppet location with float arm Unthread the socket adaptor assembly from the inlet _ ple,a tank level measuring stick.This will damage notactivated. tube usinga l/4'square drive extension and wrench. I the valve and void the Warranty.ALWAYS check The extension will attach to the socket adaptor.Secure flap per location before"sticking'the tank.Ifflap- INSP4.Inspect the float by lifting upward.The float all tools to ensure they don't fall Into the tank or valve. per is in the closed position,the tank is either over- should move freely without any binding.See Figure With the extension still attached pull on the socket --.— filled and you need to wait until the liquid level goes 28. adaptor and cable assemblyand ensure float and pop- —-------- down or the 7150isdamaged and needs tobe re- pet move /function properly.It should only require 3' L placed. - toV of movement and less than 5 Its of force In order """ to actuate the float and poppet.When looking down - Inspection Procedure to Ensure Proper Operation _ Into the upper tube ensure poppet is visible and moves Note:For testable models valve does not need to be into the flow path(see Test Figure 1&2)when socket Open removed from tank See page 17 for testable Instruc- ada for is pulled and resets properly p- Poppet Closed p p p perly when socket I tions. _ for is released.if poppet does not actuate freely take Poppet Floatmoves INSP 1.Remove the overfill valve from the tank as de- - appropriate steps to correct. up scribed In step 26. ' TEST STEP 3: -' INSP 2.Visually Inspect the valve for damage.Make Apply pipe dope to the socket adaptor threads.Pipe sure no debris or foreign objects are In or on the valve. dope should be a non-hardening gasoline resistant pipe INSP 3.With the float in the normal(down)position, thread seal compound.Make sure poppet and float I visually inspect the valve to ensure the poppet is not Figure 28 have reset properly and are not visible then Install sock- exposed outside the deflection shield.See Figure 27. etadaptor and torque to 35 ft-lbs(42 In-lbs)minimum I I INSP S.View down the tube to ensure the poppet is to 5.0 ft-lbs(60ln-lbs)maximum.After Installing socket moving into the flow path when lifting the float.See adaptor,to ensure vapor tightness,DPW recommends Figure 29. conducting pressure testing per CARS TP201.1 D.Some TestFigure2 areas may require pressure testing of overfill valve per CARS TP201.1 D to ensure valve Is vapor tight.If the drop tube falls pressure testing It may be necessary to check the seal at the poppet adaptor threads.Reinstall fill cap and spill container cover after testing. 17 18 Auoendix A bsed 7150 Overfill Valve Upper Tube Calculation Worksheet Important:This is meant to be supplemental worksheet and not a substitute to following the installation manual instructions.All length measurements are in inches.Please contact the Authority Having Jurisdic- tion(AHJ)and review local,state,and national codes to determine the regulatory requirements governing fr s. shut-of opacity in your region,as well as take into account other considerations such as extreme tanktilt. Desired tank capacityfor shutoff. 50%= Dipstick Number on Tank Chart that corresponds to 100%volume(Y)- 0 Y Figure29 Dipstick Number on Tank Chart that corresponds to 50%(X) — E�M Upper Tube Reference Number Z=Y-X 0 INSP all6.theIf valereve is no apparentabove I mage ionsor and Less — reinstall the valve per the above Instructions and test Upper Tube Depth Inside Tank C=Z-2' (C) per local requirements. Distance from top sealing surface for 71 SO Llp'to Inside the O top of Storage Tank' A. 7150 Performance Specifications This Overfill Prevention Valve has been manufactured and tested to,and met,the following California specifi- cations.Performance Requirement-.Leak rate to be less In all cases for non-testable 7150 models,the top of the valve body must protrude at least 6'%'into the tank to than or equal to 0.17 CFH@2.W W.C. provide a minimal clearance for proper operation'Additionally the total Upper Tube Length must beat least 16" Specification Torque S of length to Include the protective bend in the tube. q Taptite Screws#10-24 thread cutting,201n-lbs mini- Is C less than 6l5' Yes/ No mum to 35 In-lbs maximum.Testable Models Only: Socket Adaptor,1/4'NPT,35 ft-lbs(42 in-lbs)minimum to 5.0 ft-lbs(601n-lbs)maximum. If NO,Upper Tube Length(Dj=C+A If YES,Upper Tube Length(0)=6%"+A IMPORTANT:Leave these installation instructions and maintenance procedures with the station opera- Upper Tuba Length= tor. For Testable 71 SO models only In all cases for Testable 7150 models,the top of the valve body must protrude at least 6%-Into the tank to provide aminimal clearance for proper operation?Additionally the total Upper Tube Length must beat least 14%'of length to Include the protective bend In the tube. Is C less than 5' Yes/ No If NO,Upper Tube Length(D)=C+A-1 Yz' If YES,Upper Tube Length(0)=6%'+A-1'ft' Upper Tube Length= ' Sealing surface maybe the top ofthe FamSea/Adapmc thebullfinseallgkdge insbesomespilJcontainmoronnon- vapor tight applicatrons the top ofthe pipe nipple ' Some UndergroundSrorage tanksud/bes manwaysorem at the top.AOkestoe to use the top ofthesroage tankfor measurementandnottotopofthemunway.C nsubyrourundergrourdtankmanufarturerforheightofthemanway ' This measummentis takenfrom theseam where the uppertube/sadachedto the wlwbadyto the Inside ofthe tank top 19 20