{"product_id":"ar-2871-check-valve-kit-oem-replacement-for-sxw-pressure-washer-pumps","title":"AR 2871 Check Valve Kit – OEM Replacement for SXW Pressure Washer Pumps","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-77\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-77\" data-turn-id-container=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-77\" data-testid=\"conversation-turn-88\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"d91bc3da-0b1b-434b-b733-2c9a9a15a057\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"181\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e AR2871\u003cbr data-start=\"21\" data-end=\"24\"\u003e\u003cstrong data-start=\"24\" data-end=\"37\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Parts → Pump Repair Kits → Check Valve Kits\u003cbr data-start=\"97\" data-end=\"100\"\u003e\u003cstrong data-start=\"100\" data-end=\"109\"\u003eType:\u003c\/strong\u003e AR 2871 Check Valve Kit – OEM Replacement for SXW Pressure Washer Pumps\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"183\" data-end=\"186\"\u003e\n\u003cp data-start=\"263\" data-end=\"697\"\u003eThe \u003cstrong data-start=\"267\" data-end=\"307\"\u003eAR 2871 Check Valve Kit (Part #2871)\u003c\/strong\u003e is a genuine OEM replacement repair kit designed for servicing compatible \u003cstrong data-start=\"382\" data-end=\"427\"\u003eAnnovi Reverberi (AR) SXW and SXWA Series\u003c\/strong\u003e triplex pressure washer pumps. This complete valve kit includes \u003cstrong data-start=\"492\" data-end=\"531\"\u003esix complete check valve assemblies\u003c\/strong\u003e and the required \u003cstrong data-start=\"549\" data-end=\"560\"\u003eO-rings\u003c\/strong\u003e to service all \u003cstrong data-start=\"576\" data-end=\"595\"\u003ethree cylinders\u003c\/strong\u003e, restoring proper water flow, maintaining operating pressure, and improving overall pump performance.\u003c\/p\u003e\n\u003cp data-start=\"263\" data-end=\"697\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem\u003eImage shown for illustrative purposes only\u003c\/em\u003e\u003cb id=\"docs-internal-guid-bb8a659b-7fff-a351-26b6-f6ae81c7bb74\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003chr data-start=\"1296\" data-end=\"1299\"\u003e\n\u003ch1 data-section-id=\"1oef6j8\" data-start=\"1301\" data-end=\"1326\"\u003eKey Features \u0026amp; Benefits\u003c\/h1\u003e\n\u003cul data-start=\"1328\" data-end=\"1797\"\u003e\n\u003cli data-section-id=\"1mri1z4\" data-start=\"1328\" data-end=\"1374\"\u003eGenuine AR North America OEM check valve kit\u003c\/li\u003e\n\u003cli data-section-id=\"17n43be\" data-start=\"1375\" data-end=\"1394\"\u003ePart Number: 2871\u003c\/li\u003e\n\u003cli data-section-id=\"67wfyd\" data-start=\"1395\" data-end=\"1451\"\u003eDesigned for SXW and SXWA Series pressure washer pumps\u003c\/li\u003e\n\u003cli data-section-id=\"bb97ok\" data-start=\"1452\" data-end=\"1486\"\u003eComplete check valve service kit\u003c\/li\u003e\n\u003cli data-section-id=\"1gkxfg4\" data-start=\"1487\" data-end=\"1539\"\u003eIncludes six complete valve assemblies and O-rings\u003c\/li\u003e\n\u003cli data-section-id=\"6p9868\" data-start=\"1540\" data-end=\"1575\"\u003eServices all three pump cylinders\u003c\/li\u003e\n\u003cli data-section-id=\"vonjw8\" data-start=\"1576\" data-end=\"1612\"\u003eRestores proper one-way water flow\u003c\/li\u003e\n\u003cli data-section-id=\"fkp3h2\" data-start=\"1613\" data-end=\"1661\"\u003eHelps eliminate pressure loss and pump surging\u003c\/li\u003e\n\u003cli data-section-id=\"1f4gifp\" data-start=\"1662\" data-end=\"1704\"\u003eImproves pump efficiency and reliability\u003c\/li\u003e\n\u003cli data-section-id=\"1pkfdvi\" data-start=\"1705\" data-end=\"1757\"\u003eIdeal for pump rebuilds and preventive maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"bros3y\" data-start=\"1758\" data-end=\"1797\"\u003eOEM-quality fit and long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1799\" data-end=\"1802\"\u003e\n\u003ch1 data-section-id=\"4wdtu2\" data-start=\"1804\" data-end=\"1818\"\u003eKit Contents\u003c\/h1\u003e\n\u003cp data-start=\"1820\" data-end=\"1857\"\u003eThe AR 2871 Check Valve Kit includes:\u003c\/p\u003e\n\u003cul data-start=\"1859\" data-end=\"1958\"\u003e\n\u003cli data-section-id=\"ybc775\" data-start=\"1859\" data-end=\"1912\"\u003e(6) \u003cstrong data-start=\"1865\" data-end=\"1878\"\u003eAR1949051\u003c\/strong\u003e – Complete Check Valve Assemblies\u003c\/li\u003e\n\u003cli data-section-id=\"1fxrcq2\" data-start=\"1913\" data-end=\"1958\"\u003eRequired OEM O-Rings for valve installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1960\" data-end=\"2026\"\u003eAll components are genuine OEM AR North America replacement parts.\u003c\/p\u003e\n\u003chr data-start=\"2028\" data-end=\"2031\"\u003e\n\u003ch1 data-section-id=\"zjxypn\" data-start=\"2033\" data-end=\"2059\"\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cp data-start=\"2061\" data-end=\"2082\"\u003e\u003cstrong data-start=\"2061\" data-end=\"2077\"\u003ePart Number:\u003c\/strong\u003e 2871\u003c\/p\u003e\n\u003cp data-start=\"2084\" data-end=\"2117\"\u003e\u003cstrong data-start=\"2084\" data-end=\"2101\"\u003eProduct Type:\u003c\/strong\u003e Check Valve Kit\u003c\/p\u003e\n\u003cp data-start=\"2119\" data-end=\"2153\"\u003e\u003cstrong data-start=\"2119\" data-end=\"2136\"\u003eManufacturer:\u003c\/strong\u003e AR North America\u003c\/p\u003e\n\u003cp data-start=\"2155\" data-end=\"2193\"\u003e\u003cstrong data-start=\"2155\" data-end=\"2182\"\u003eCompatible Pump Series:\u003c\/strong\u003e SXW \u0026amp; SXWA\u003c\/p\u003e\n\u003cp data-start=\"2195\" data-end=\"2219\"\u003e\u003cstrong data-start=\"2195\" data-end=\"2215\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003chr data-start=\"2221\" data-end=\"2224\"\u003e\n\u003ch1 data-section-id=\"1mfbgas\" data-start=\"2226\" data-end=\"2250\"\u003eCompatible Pump Models\u003c\/h1\u003e\n\u003cp data-start=\"2252\" data-end=\"2319\"\u003eDesigned for use with compatible AR North America pumps, including:\u003c\/p\u003e\n\u003cul data-start=\"2321\" data-end=\"2377\"\u003e\n\u003cli data-section-id=\"nlrh4\" data-start=\"2321\" data-end=\"2331\"\u003eSXW15.35\u003c\/li\u003e\n\u003cli data-section-id=\"psv6n\" data-start=\"2332\" data-end=\"2342\"\u003eSXW21.35\u003c\/li\u003e\n\u003cli data-section-id=\"2vbnqb\" data-start=\"2343\" data-end=\"2353\"\u003eSXWA4G50\u003c\/li\u003e\n\u003cli data-section-id=\"cbybd\" data-start=\"2354\" data-end=\"2366\"\u003eSXWA5.5G50\u003c\/li\u003e\n\u003cli data-section-id=\"2vcdog\" data-start=\"2367\" data-end=\"2377\"\u003eSXWA7G50\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2379\" data-end=\"2425\"\u003eAlways verify your pump model before ordering.\u003c\/p\u003e\n\u003chr data-start=\"2427\" data-end=\"2430\"\u003e\n\u003ch1 data-section-id=\"1ih07cc\" data-start=\"2432\" data-end=\"2465\"\u003eFunction of the Check Valve Kit\u003c\/h1\u003e\n\u003cp data-start=\"2467\" data-end=\"2493\"\u003eThe check valve kit helps:\u003c\/p\u003e\n\u003cul data-start=\"2495\" data-end=\"2728\"\u003e\n\u003cli data-section-id=\"doq2ic\" data-start=\"2495\" data-end=\"2540\"\u003eControl one-way water flow through the pump\u003c\/li\u003e\n\u003cli data-section-id=\"1jwr9ab\" data-start=\"2541\" data-end=\"2577\"\u003eMaintain proper operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"1lp8kyy\" data-start=\"2578\" data-end=\"2602\"\u003ePrevent water backflow\u003c\/li\u003e\n\u003cli data-section-id=\"18a85ml\" data-start=\"2603\" data-end=\"2628\"\u003eImprove pump efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"keyyeh\" data-start=\"2629\" data-end=\"2673\"\u003eRestore consistent pressure and water flow\u003c\/li\u003e\n\u003cli data-section-id=\"1cquhsa\" data-start=\"2674\" data-end=\"2728\"\u003eProtect internal pump components from premature wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2730\" data-end=\"2850\"\u003eReplacing worn check valves helps restore pressure washer performance while maintaining smooth, reliable pump operation.\u003c\/p\u003e\n\u003chr data-start=\"2852\" data-end=\"2855\"\u003e\n\u003ch1 data-section-id=\"mqxmo4\" data-start=\"2857\" data-end=\"2893\"\u003eCommon Signs Replacement Is Needed\u003c\/h1\u003e\n\u003cp data-start=\"2895\" data-end=\"2937\"\u003eReplace the check valve kit if you notice:\u003c\/p\u003e\n\u003cul data-start=\"2939\" data-end=\"3141\"\u003e\n\u003cli data-section-id=\"zu24k4\" data-start=\"2939\" data-end=\"2967\"\u003eReduced operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"rzzsbc\" data-start=\"2968\" data-end=\"3004\"\u003ePulsating or inconsistent pressure\u003c\/li\u003e\n\u003cli data-section-id=\"1f1izt\" data-start=\"3005\" data-end=\"3027\"\u003eDecreased water flow\u003c\/li\u003e\n\u003cli data-section-id=\"7s0kwz\" data-start=\"3028\" data-end=\"3042\"\u003ePump surging\u003c\/li\u003e\n\u003cli data-section-id=\"14xtpnq\" data-start=\"3043\" data-end=\"3064\"\u003eInternal valve wear\u003c\/li\u003e\n\u003cli data-section-id=\"ebd8fx\" data-start=\"3065\" data-end=\"3090\"\u003eDamaged or worn O-rings\u003c\/li\u003e\n\u003cli data-section-id=\"18a4h50\" data-start=\"3091\" data-end=\"3141\"\u003ePump rebuild or scheduled preventive maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3143\" data-end=\"3262\"\u003eReplacing worn valve assemblies early helps prevent additional wear to the manifold and other internal pump components.\u003c\/p\u003e\n\u003chr data-start=\"3264\" data-end=\"3267\"\u003e\n\u003ch1 data-section-id=\"1547z5u\" data-start=\"3269\" data-end=\"3299\"\u003eInstallation \u0026amp; Service Notes\u003c\/h1\u003e\n\u003cul data-start=\"3301\" data-end=\"3767\"\u003e\n\u003cli data-section-id=\"iv93qe\" data-start=\"3301\" data-end=\"3365\"\u003eShut down the pressure washer and relieve all system pressure.\u003c\/li\u003e\n\u003cli data-section-id=\"8gnlw1\" data-start=\"3366\" data-end=\"3444\"\u003eRemove the pump manifold according to the manufacturer's service procedures.\u003c\/li\u003e\n\u003cli data-section-id=\"jhq2i5\" data-start=\"3445\" data-end=\"3506\"\u003eCarefully remove the existing valve assemblies and O-rings.\u003c\/li\u003e\n\u003cli data-section-id=\"1mzkhg\" data-start=\"3507\" data-end=\"3563\"\u003eClean all valve bores and sealing surfaces thoroughly.\u003c\/li\u003e\n\u003cli data-section-id=\"1qwwwmv\" data-start=\"3564\" data-end=\"3618\"\u003eInspect the manifold for wear, corrosion, or debris.\u003c\/li\u003e\n\u003cli data-section-id=\"hzf4ks\" data-start=\"3619\" data-end=\"3693\"\u003eInstall the new valve assemblies and O-rings in the correct orientation.\u003c\/li\u003e\n\u003cli data-section-id=\"1ex4i5h\" data-start=\"3694\" data-end=\"3767\"\u003eReassemble the pump and verify proper pressure and leak-free operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3769\" data-end=\"3965\"\u003e\u003cstrong data-start=\"3769\" data-end=\"3783\"\u003eImportant:\u003c\/strong\u003e Inspect packings, water seals, ceramic plungers, and valve seats during service. Replacing related wear components at the same time helps maximize pump reliability and service life.\u003c\/p\u003e\n\u003chr data-start=\"3967\" data-end=\"3970\"\u003e\n\u003ch1 data-section-id=\"16tfrdt\" data-start=\"3972\" data-end=\"4001\"\u003eMaintenance Recommendations\u003c\/h1\u003e\n\u003cul data-start=\"4003\" data-end=\"4390\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"16op1jp\" data-start=\"4003\" data-end=\"4058\"\u003eInspect check valves during routine pump maintenance.\u003c\/li\u003e\n\u003cli data-section-id=\"81ok0q\" data-start=\"4059\" data-end=\"4133\"\u003eReplace worn valves at the first signs of pressure loss or pump surging.\u003c\/li\u003e\n\u003cli data-section-id=\"qy28yw\" data-start=\"4134\" data-end=\"4191\"\u003eUse clean, filtered inlet water to minimize valve wear.\u003c\/li\u003e\n\u003cli data-section-id=\"gwbawf\" data-start=\"4192\" data-end=\"4258\"\u003eFlush the pump after use when handling dirty or corrosive water.\u003c\/li\u003e\n\u003cli data-section-id=\"7iy7ic\" data-start=\"4259\" data-end=\"4390\" data-is-last-node=\"\"\u003eUse only genuine OEM AR North America replacement parts to maintain optimum pump performance, reliability, and long service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Annovi Reverberi","offers":[{"title":"Default Title","offer_id":53443771597163,"sku":null,"price":125.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/kit2871checkvalvessxw.webp?v=1782876612","url":"https:\/\/generalsprayers.com\/products\/ar-2871-check-valve-kit-oem-replacement-for-sxw-pressure-washer-pumps","provider":"GeneralSprayers","version":"1.0","type":"link"}