{"product_id":"dolly-kit-for-ar-2864-check-valves-rk-rka-pumps-oem-replacement-part","title":"Dolly Kit for AR 2864 Check Valves RK \u0026 RKA Pumps – OEM Replacement Part","description":"\u003cp data-start=\"0\" data-end=\"160\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 7422\u003cbr data-start=\"21\" data-end=\"24\"\u003e\u003cstrong data-start=\"24\" data-end=\"37\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Parts → Pump Parts → Check Valves \u0026amp; Repair Kits\u003cbr data-start=\"101\" data-end=\"104\"\u003e\u003cstrong data-start=\"104\" data-end=\"113\"\u003eType:\u003c\/strong\u003e AR (Annovi Reverberi) KIT 2864 Check Valve Kit\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"162\" data-end=\"165\"\u003e\n\u003cp data-start=\"249\" data-end=\"764\"\u003eThe \u003cstrong data-start=\"253\" data-end=\"319\"\u003eDolly Kit for AR 2864 Check Valves RK \u0026amp; RKA Pumps (Part #7422)\u003c\/strong\u003e is a genuine OEM replacement valve service kit designed to restore proper flow control and maintain peak performance in compatible \u003cstrong data-start=\"451\" data-end=\"516\"\u003eAnnovi Reverberi (AR) RK and RKA series triplex plunger pumps\u003c\/strong\u003e. This kit includes \u003cstrong data-start=\"536\" data-end=\"589\"\u003ereplacement check valves and O-rings (2x6 pieces)\u003c\/strong\u003e required for servicing worn, damaged, or contaminated valve assemblies, helping maintain consistent operating pressure, improve flow efficiency, and extend pump service life.\u003c\/p\u003e\n\u003chr data-start=\"1432\" data-end=\"1435\"\u003e\n\u003ch2 data-section-id=\"939trr\" data-start=\"1437\" data-end=\"1463\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1465\" data-end=\"1982\"\u003e\n\u003cli data-section-id=\"ph475h\" data-start=\"1465\" data-end=\"1516\"\u003eGenuine AR (Annovi Reverberi) OEM replacement kit\u003c\/li\u003e\n\u003cli data-section-id=\"owuf1l\" data-start=\"1517\" data-end=\"1558\"\u003eDesigned for AR RK and RKA series pumps\u003c\/li\u003e\n\u003cli data-section-id=\"12s7kks\" data-start=\"1559\" data-end=\"1606\"\u003eIncludes replacement check valves and O-rings\u003c\/li\u003e\n\u003cli data-section-id=\"l5ui6l\" data-start=\"1607\" data-end=\"1663\"\u003eKit contains valve and sealing components (2x6 pieces)\u003c\/li\u003e\n\u003cli data-section-id=\"1nc9z11\" data-start=\"1664\" data-end=\"1702\"\u003eHelps restore proper valve operation\u003c\/li\u003e\n\u003cli data-section-id=\"dfja83\" data-start=\"1703\" data-end=\"1742\"\u003eMaintains operating pressure and flow\u003c\/li\u003e\n\u003cli data-section-id=\"127n7n5\" data-start=\"1743\" data-end=\"1787\"\u003eReduces internal leakage and pressure loss\u003c\/li\u003e\n\u003cli data-section-id=\"fwwkb1\" data-start=\"1788\" data-end=\"1825\"\u003eSupports efficient pump performance\u003c\/li\u003e\n\u003cli data-section-id=\"16r8rhd\" data-start=\"1826\" data-end=\"1866\"\u003eOEM-quality materials and construction\u003c\/li\u003e\n\u003cli data-section-id=\"11ske17\" data-start=\"1867\" data-end=\"1921\"\u003eIdeal for preventative maintenance and pump rebuilds\u003c\/li\u003e\n\u003cli data-section-id=\"1d7g3nt\" data-start=\"1922\" data-end=\"1949\"\u003eDirect replacement design\u003c\/li\u003e\n\u003cli data-section-id=\"18a0c0f\" data-start=\"1950\" data-end=\"1982\"\u003eHelps extend pump service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1984\" data-end=\"1987\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1989\" data-end=\"2016\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp data-start=\"2018\" data-end=\"2039\"\u003e\u003cstrong data-start=\"2018\" data-end=\"2034\"\u003ePart Number:\u003c\/strong\u003e 7422\u003c\/p\u003e\n\u003cp data-start=\"2041\" data-end=\"2080\"\u003e\u003cstrong data-start=\"2041\" data-end=\"2058\"\u003eManufacturer:\u003c\/strong\u003e AR (Annovi Reverberi)\u003c\/p\u003e\n\u003cp data-start=\"2082\" data-end=\"2121\"\u003e\u003cstrong data-start=\"2082\" data-end=\"2112\"\u003eManufacturer Model Number:\u003c\/strong\u003e KIT 2864\u003c\/p\u003e\n\u003cp data-start=\"2123\" data-end=\"2189\"\u003e\u003cstrong data-start=\"2123\" data-end=\"2147\"\u003eProduct Description:\u003c\/strong\u003e Kit Dolly A2864 Valves + O-Rings (2x6 pc)\u003c\/p\u003e\n\u003cp data-start=\"2191\" data-end=\"2241\"\u003e\u003cstrong data-start=\"2191\" data-end=\"2208\"\u003eProduct Type:\u003c\/strong\u003e Check Valve \u0026amp; O-Ring Service Kit\u003c\/p\u003e\n\u003cp data-start=\"2243\" data-end=\"2285\"\u003e\u003cstrong data-start=\"2243\" data-end=\"2260\"\u003eKit Contents:\u003c\/strong\u003e Check Valves and O-Rings\u003c\/p\u003e\n\u003cp data-start=\"2287\" data-end=\"2339\"\u003e\u003cstrong data-start=\"2287\" data-end=\"2300\"\u003eQuantity:\u003c\/strong\u003e Valve and Seal Components (2x6 Pieces)\u003c\/p\u003e\n\u003cp data-start=\"2341\" data-end=\"2364\"\u003e\u003cstrong data-start=\"2341\" data-end=\"2364\"\u003ePump Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2365\" data-end=\"2407\"\u003e\n\u003cli data-section-id=\"44i6s2\" data-start=\"2365\" data-end=\"2385\"\u003eAR RK Series Pumps\u003c\/li\u003e\n\u003cli data-section-id=\"h3ulv\" data-start=\"2386\" data-end=\"2407\"\u003eAR RKA Series Pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2409\" data-end=\"2433\"\u003e\u003cstrong data-start=\"2409\" data-end=\"2429\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003cp data-start=\"2435\" data-end=\"2485\"\u003e\u003cstrong data-start=\"2435\" data-end=\"2451\"\u003eApplication:\u003c\/strong\u003e Pump Valve Maintenance and Repair\u003c\/p\u003e\n\u003chr data-start=\"2487\" data-end=\"2490\"\u003e\n\u003ch2 data-section-id=\"vx2wyp\" data-start=\"2492\" data-end=\"2514\"\u003eCommon Applications\u003c\/h2\u003e\n\u003cul data-start=\"2516\" data-end=\"2791\"\u003e\n\u003cli data-section-id=\"15mzueu\" data-start=\"2516\" data-end=\"2545\"\u003eAR RK pressure washer pumps\u003c\/li\u003e\n\u003cli data-section-id=\"194r1x3\" data-start=\"2546\" data-end=\"2576\"\u003eAR RKA pressure washer pumps\u003c\/li\u003e\n\u003cli data-section-id=\"1oa2tqu\" data-start=\"2577\" data-end=\"2616\"\u003eCommercial pressure washing equipment\u003c\/li\u003e\n\u003cli data-section-id=\"16ga20s\" data-start=\"2617\" data-end=\"2646\"\u003eIndustrial cleaning systems\u003c\/li\u003e\n\u003cli data-section-id=\"1navbxu\" data-start=\"2647\" data-end=\"2680\"\u003eAgricultural spraying equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1hb3h7x\" data-start=\"2681\" data-end=\"2704\"\u003eFleet washing systems\u003c\/li\u003e\n\u003cli data-section-id=\"kd18ak\" data-start=\"2705\" data-end=\"2731\"\u003eWater transfer equipment\u003c\/li\u003e\n\u003cli data-section-id=\"w6mo30\" data-start=\"2732\" data-end=\"2751\"\u003eWash-down systems\u003c\/li\u003e\n\u003cli data-section-id=\"wx2rbd\" data-start=\"2752\" data-end=\"2791\"\u003ePump rebuild and maintenance services\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2793\" data-end=\"2796\"\u003e\n\u003ch2 data-section-id=\"ctfpuh\" data-start=\"2798\" data-end=\"2821\"\u003ePerformance Benefits\u003c\/h2\u003e\n\u003cul data-start=\"2823\" data-end=\"3129\"\u003e\n\u003cli data-section-id=\"fqnz9e\" data-start=\"2823\" data-end=\"2862\"\u003eRestores proper check valve operation\u003c\/li\u003e\n\u003cli data-section-id=\"1f2yd2j\" data-start=\"2863\" data-end=\"2909\"\u003eHelps maintain consistent operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"1g9sr4h\" data-start=\"2910\" data-end=\"2942\"\u003eImproves water flow efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"id47i5\" data-start=\"2943\" data-end=\"2980\"\u003eReduces internal bypass and leakage\u003c\/li\u003e\n\u003cli data-section-id=\"152r7fa\" data-start=\"2981\" data-end=\"3015\"\u003eSupports smooth pump performance\u003c\/li\u003e\n\u003cli data-section-id=\"1f4r8tb\" data-start=\"3016\" data-end=\"3057\"\u003eImproves pump reliability and longevity\u003c\/li\u003e\n\u003cli data-section-id=\"8jrmjj\" data-start=\"3058\" data-end=\"3101\"\u003eMaintains consistent cleaning performance\u003c\/li\u003e\n\u003cli data-section-id=\"lmun4u\" data-start=\"3102\" data-end=\"3129\"\u003eExtends pump service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3131\" data-end=\"3134\"\u003e\n\u003ch2 data-section-id=\"e2okhl\" data-start=\"3136\" data-end=\"3178\"\u003eSigns Check Valves May Need Replacement\u003c\/h2\u003e\n\u003cp data-start=\"3180\" data-end=\"3231\"\u003eReplace the check valves and O-rings if you notice:\u003c\/p\u003e\n\u003cul data-start=\"3233\" data-end=\"3463\"\u003e\n\u003cli data-section-id=\"5zjyxm\" data-start=\"3233\" data-end=\"3261\"\u003eLoss of operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"17x0na5\" data-start=\"3262\" data-end=\"3289\"\u003ePulsating pressure output\u003c\/li\u003e\n\u003cli data-section-id=\"1mlu30c\" data-start=\"3290\" data-end=\"3309\"\u003eReduced flow rate\u003c\/li\u003e\n\u003cli data-section-id=\"pmpq9m\" data-start=\"3310\" data-end=\"3334\"\u003eInternal water leakage\u003c\/li\u003e\n\u003cli data-section-id=\"1xk76v\" data-start=\"3335\" data-end=\"3368\"\u003eDifficulty maintaining pressure\u003c\/li\u003e\n\u003cli data-section-id=\"z63v0g\" data-start=\"3369\" data-end=\"3391\"\u003eExcessive valve wear\u003c\/li\u003e\n\u003cli data-section-id=\"1t2zv4u\" data-start=\"3392\" data-end=\"3431\"\u003eDamaged O-rings or sealing components\u003c\/li\u003e\n\u003cli data-section-id=\"1d1scdr\" data-start=\"3432\" data-end=\"3463\"\u003eInconsistent pump performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3465\" data-end=\"3468\"\u003e\n\u003ch2 data-section-id=\"16dprsq\" data-start=\"3470\" data-end=\"3491\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003col data-start=\"3493\" data-end=\"3923\"\u003e\n\u003cli data-section-id=\"v1qt1w\" data-start=\"3493\" data-end=\"3558\"\u003eShut down the pressure washer and relieve all system pressure.\u003c\/li\u003e\n\u003cli data-section-id=\"1vuo091\" data-start=\"3559\" data-end=\"3596\"\u003eDisconnect power and water supply.\u003c\/li\u003e\n\u003cli data-section-id=\"465nl6\" data-start=\"3597\" data-end=\"3653\"\u003eRemove valve caps according to AR service procedures.\u003c\/li\u003e\n\u003cli data-section-id=\"1w53we4\" data-start=\"3654\" data-end=\"3697\"\u003eRemove worn valve and O-ring components.\u003c\/li\u003e\n\u003cli data-section-id=\"tiz0wt\" data-start=\"3698\" data-end=\"3733\"\u003eClean valve chambers thoroughly.\u003c\/li\u003e\n\u003cli data-section-id=\"1xg6fs5\" data-start=\"3734\" data-end=\"3791\"\u003eInstall new OEM check valves and O-rings from the kit.\u003c\/li\u003e\n\u003cli data-section-id=\"cjndz0\" data-start=\"3792\" data-end=\"3856\"\u003eReassemble the pump according to manufacturer specifications.\u003c\/li\u003e\n\u003cli data-section-id=\"1h14qb0\" data-start=\"3857\" data-end=\"3923\"\u003eTest operation and verify proper pressure and flow performance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-start=\"3925\" data-end=\"4062\"\u003e\u003cstrong data-start=\"3925\" data-end=\"3939\"\u003eImportant:\u003c\/strong\u003e Always consult the AR service manual and verify compatibility with your specific RK or RKA pump model before installation.\u003c\/p\u003e\n\u003chr data-start=\"4064\" data-end=\"4067\"\u003e\n\u003ch2 data-section-id=\"8fimbm\" data-start=\"4069\" data-end=\"4099\"\u003eMaintenance Recommendations\u003c\/h2\u003e\n\u003cul data-start=\"4101\" data-end=\"4409\"\u003e\n\u003cli data-section-id=\"lljp6b\" data-start=\"4101\" data-end=\"4150\"\u003eInspect valves during routine pump maintenance.\u003c\/li\u003e\n\u003cli data-section-id=\"1xqdbos\" data-start=\"4151\" data-end=\"4194\"\u003eReplace worn valves and O-rings promptly.\u003c\/li\u003e\n\u003cli data-section-id=\"1i58m47\" data-start=\"4195\" data-end=\"4230\"\u003eMaintain proper inlet filtration.\u003c\/li\u003e\n\u003cli data-section-id=\"ih7cye\" data-start=\"4231\" data-end=\"4275\"\u003eUse clean water sources whenever possible.\u003c\/li\u003e\n\u003cli data-section-id=\"1r2x7kj\" data-start=\"4276\" data-end=\"4332\"\u003eFollow manufacturer-recommended maintenance schedules.\u003c\/li\u003e\n\u003cli data-section-id=\"1vv9nrr\" data-start=\"4333\" data-end=\"4409\"\u003eAddress pressure fluctuations immediately to prevent additional pump wear.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Annovi Reverberi","offers":[{"title":"Default Title","offer_id":53423047475563,"sku":null,"price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/7422DOLLYKIT.webp?v=1782345549","url":"https:\/\/generalsprayers.com\/products\/dolly-kit-for-ar-2864-check-valves-rk-rka-pumps-oem-replacement-part","provider":"GeneralSprayers","version":"1.0","type":"link"}