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TEST INSTRUCTIONS Socket PREVENTIVE MAINTENANCE Good Valve POPPET & FLOAT MOVEMENT adaptor Annually, inspect the flapper In the 71 SO to see that )tis - \ \ Deflection Shield FOR TESTABLE MODELS ONLY open by looking down the drop tube opening (see In- spection procedure below). Testthe 71 SO drop tube ' urith Poppet TOOLS NEEDED FORTESTING: seals with CARIB procedure TP-201.ID. If the drop tube protected 1. 1/40 square drive extension or3/8' square drive ex- seal passes testing, no further maintenance Is required. tension with 3/8* to 1/4w socket adapter. a If the drop tube fails testing, replace the drop tube seal 2. Torque wrench / 1/4' or 3/8' square drive ratchet with DPW P/N: HI1931M for 40Tubes, Re-testthe71SO wrench. drop tube with CARB procedure TP-201 .1 D. The lower 3. Pipe dope. 0 tube o-ring seat OPW P/N: HI 4840M can also be re- 4. Flashlight (optional). placed. If this does not correct the leak the 7150 needs Open Poppet Closed Poppet to be replaced. Bad Valve TEST STEP 1: Test Figure 1 Remove spill container cover and fill cap from fill adapt- FOR TESTABLE MODELS ONLY: The socket adaptor I Deflection 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 With Poppet exposed or foreign objects are present. if debris or foreign ob- socketadaptor function inspected without removing the valve. See jects are present take appropriate steps before proceed- — Page 17 for full testing details. if replacement parts a re Ing. Look down Into the tube and ensure poppet is needed for testable models the following Items are completely protected by the deflection shield. See Test ��a available; OPW P/N 206741 Testable lnletTube S/A, Figure 1. If poppet is exposed and tank is not full the %" r--- - 206740 Socket Adaptor and Cable Assembly, and 6150K . � overfill valve should be replaced. A flashlight may help i l - -0001 Float Kit I Tj when inspecting the tube. I - _ Figure27 '\ CAUTION: Do not insert any foreign object Into drop TEST STEP 2: _ tube if flapper 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 using a 1/40 square drive extension and wrench. the valve and void the Warranty. ALWAYS check The extension will attach to the socket adaptor, Secure flapper location before "sticking" the tank if flap- INSP 4. Inspect the float by lifting upward. The float all tools to ensure they don't fall into the tank orvalve. 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 assembly and ensure float and pop- down or the 7l SO is damaged and needs to be re- _ pet move / function properly. It should only require 3' --_-�-_—_ .� _ Y placed, to4' ofmovementand less than 5 lbsofforce In order - Open Inspection Procedure to Ensure Proper Operation to actuate the float and poppet When looking down Into the uppertube ensure poppet is visible and moves / Note: For testable models valve does not need to be _ Into the flow path (seeTest Figure 1 & 2) whensocket Open r I removed from tank See page 17 for testable instruc- - � adaptorIs pulled and resets properly when socket adap- Poppet t Closed I tons. 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. I up scribed in step 26. Float TEST STEP 3: INSP 2. Visually inspect the valve for damage. Make Apply pipe dope to the socket adaptorthreadz 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, Figure28 thread seal compound. Make sure poppet and float visually Inspect the valve to ensure the poppet is not have reset properly and are not visible then Install sock- I I I ( exposed outside the deflection shield. See Figure 27. INSP S. View down the tube to ensure the poppet is et adaptor and torque to 3.5 ft-lbs (421n-lbs) minimum to 5.0 ft-Ibs (60 In-lbs) maximum. After Installing socket moving into the flow path when lifting the float, See adaptor, to ensure vapor tightness, OPW recommends Figure 29. conducting pressure testing perCARBTP201 .1D. Some TestF1gure2 areas may require pressure testing of overfill valve per CARB TP201.1D to ensure valve is vaportight. lithe drop tube fails pressure testing it may be necessary to check the seal at the poppet adaptor threads. Reinstall All cap and spill container cover after testing. 17 18 C Appendix A C10sed 7150 Overfill Valve UpperTube Calculation Worksheet 1 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 shut-off capacity in your region, as well as take into account other considerations such as extreme tank tilt. _ Desired tank capacity for shut-off: SO%= Dipstick Number on Tank Chart that corresponds to 100% volume (Y) - m - — Dipstick Number on Tank Chart that corresponds to SO% (X) = — O F19ure29 Upper Tube Reference Number Z=Y-X (Z) 2 INSP 6. If there is no apparent damage or restrictions UpperTube Depth Inside Tank C = Z-2' reinstall the valve per the above instructions and test 0 (C) per local requirements. Distance from top sealing surface for 7150 Lip' to inside the 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: Leakrateto be less In all cases for non-testable 7150 models, the top of the valve body must protrude at east 6 '%0 Into the tank to than or equal to 0.17 CFH@2.0' W.C. provide a minimal clearance for proper operation' Additionally the total UpperTube Length must beat least 16' of length to Include the protective bend In the tube. Torque Specification Taptfte Screws, #10-24 thread cutting, 20 in-lbs mini- IsCless than 634' Yes No / mum to 351n-lbs maximum. Testable Models Only: Socket Adaptor, 1/4' NPT, 3.5 fir-lbs (421n-lbs) minimum If NO, Upper Tube Length (D)= C + A to 5.0 ft-lbs (601n-lbs) maximum. If YES, UpperTube Length (D)= 6 S4 '+ A IMPORTANT: Leave these installation instructions Upper Tube Length = and maintenance procedures with the station opera- tor. For Testable 71 SO models only In all cases for Testable 7150 models, thetop of the valve body must protrude at least 634' Into the tank to provide a minimal clearance for proper operation' Additionally the total UpperTube Length must beat least 1434' of length to Include the protective bend in the tube. Is C less than 5' Yes / No If NO, UpperTube Length (D)= C + A - 1 34 ' If YES, Upper Tube Length (D) = 634' + A- 134 ' Upper Tube Length = ' Sealing surface maybe the top ofthe Face5ewlAdapror, the built inseating/edgebuidesomespillcontainersnronran- wportightapplkarfonstbe top ofthepoenipple ' Some UndegroundSrotage tardsral0ea man ysysematthe top. Makesue to use the topofthestorage tankfor measurementandnottotopofthemanway. Comuhyoufundegrourdtankmanufactumrfarheightofthemanw y Thismeesu ementirtaken from theseam where the uppertube hattachedto the ralwbodyto theinsHeofthe tanktop. 19 20