{"product_id":"comet-zwd3035g-k-pressure-washer-pump-with-unloader-3-0-gpm-3500-psi-1-gas-flange","title":"Comet ZWD3035G-K Pressure Washer Pump with Unloader – 3.0 GPM 3500 PSI 1\" Gas Flange","description":"\u003cp data-start=\"0\" data-end=\"206\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e ZWD3035G-K\u003cbr data-start=\"27\" data-end=\"30\"\u003e\u003cstrong data-start=\"30\" data-end=\"43\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Pumps → Triplex Pumps → Gas Pressure Washer Pumps\u003cbr data-start=\"109\" data-end=\"112\"\u003e\u003cstrong data-start=\"112\" data-end=\"121\"\u003eType:\u003c\/strong\u003e Comet ZWD3035G-K Pressure Washer Pump with Unloader – 3.0 GPM 3500 PSI 1\" Gas Flange\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"208\" data-end=\"211\"\u003e\n\u003cp data-start=\"301\" data-end=\"747\"\u003eThe \u003cstrong data-start=\"305\" data-end=\"379\"\u003eComet ZWD3035G-K Pressure Washer Pump with Unloader (Part #ZWD3035G-K)\u003c\/strong\u003e is a genuine OEM triplex plunger pump engineered for commercial and industrial pressure washing applications. Manufactured by \u003cstrong data-start=\"506\" data-end=\"521\"\u003eComet Pumps\u003c\/strong\u003e, this heavy-duty direct-drive pump delivers \u003cstrong data-start=\"566\" data-end=\"590\"\u003e3.0 GPM at 3,500 PSI\u003c\/strong\u003e, providing dependable cleaning power for contractors, fleet maintenance, equipment washing, agricultural applications, and industrial cleaning environments.\u003c\/p\u003e\n\u003chr data-start=\"1414\" data-end=\"1417\"\u003e\n\u003ch1 data-section-id=\"1oef6j8\" data-start=\"1419\" data-end=\"1444\"\u003eKey Features \u0026amp; Benefits\u003c\/h1\u003e\n\u003cul data-start=\"1446\" data-end=\"1944\"\u003e\n\u003cli data-section-id=\"zrz0lp\" data-start=\"1446\" data-end=\"1494\"\u003eGenuine Comet OEM triplex pressure washer pump\u003c\/li\u003e\n\u003cli data-section-id=\"15ojzt7\" data-start=\"1495\" data-end=\"1520\"\u003ePart Number: ZWD3035G-K\u003c\/li\u003e\n\u003cli data-section-id=\"1kd2ldb\" data-start=\"1521\" data-end=\"1570\"\u003eFactory-equipped with integrated unloader valve\u003c\/li\u003e\n\u003cli data-section-id=\"19tw6a9\" data-start=\"1571\" data-end=\"1606\"\u003eHeavy-duty triplex plunger design\u003c\/li\u003e\n\u003cli data-section-id=\"1yyd8ua\" data-start=\"1607\" data-end=\"1644\"\u003eDelivers up to 3.0 GPM at 3,500 PSI\u003c\/li\u003e\n\u003cli data-section-id=\"ah3gmi\" data-start=\"1645\" data-end=\"1688\"\u003eDesigned for gas-powered pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"1tjs86y\" data-start=\"1689\" data-end=\"1737\"\u003e1-inch hollow shaft for direct engine mounting\u003c\/li\u003e\n\u003cli data-section-id=\"1xqjq8i\" data-start=\"1738\" data-end=\"1761\"\u003eOperates at 3,400 RPM\u003c\/li\u003e\n\u003cli data-section-id=\"q9ovjm\" data-start=\"1762\" data-end=\"1801\"\u003eCompatible with engines up to 9.5 GHP\u003c\/li\u003e\n\u003cli data-section-id=\"25ibv4\" data-start=\"1802\" data-end=\"1848\"\u003e15 mm ceramic plungers for long service life\u003c\/li\u003e\n\u003cli data-section-id=\"3wdm8b\" data-start=\"1849\" data-end=\"1871\"\u003e1\/2\" FPT water inlet\u003c\/li\u003e\n\u003cli data-section-id=\"wqesop\" data-start=\"1872\" data-end=\"1903\"\u003e3\/8\" FPT high-pressure outlet\u003c\/li\u003e\n\u003cli data-section-id=\"a6gk9p\" data-start=\"1904\" data-end=\"1944\"\u003eOEM-quality performance and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1946\" data-end=\"1949\"\u003e\n\u003ch1 data-section-id=\"zjxypn\" data-start=\"1951\" data-end=\"1977\"\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cp data-start=\"1979\" data-end=\"2006\"\u003e\u003cstrong data-start=\"1979\" data-end=\"1995\"\u003ePart Number:\u003c\/strong\u003e ZWD3035G-K\u003c\/p\u003e\n\u003cp data-start=\"2008\" data-end=\"2034\"\u003e\u003cstrong data-start=\"2008\" data-end=\"2023\"\u003ePump Model:\u003c\/strong\u003e ZWD3035G-K\u003c\/p\u003e\n\u003cp data-start=\"2036\" data-end=\"2065\"\u003e\u003cstrong data-start=\"2036\" data-end=\"2053\"\u003eManufacturer:\u003c\/strong\u003e Comet Pumps\u003c\/p\u003e\n\u003cp data-start=\"2067\" data-end=\"2127\"\u003e\u003cstrong data-start=\"2067\" data-end=\"2084\"\u003eProduct Type:\u003c\/strong\u003e Triplex Pressure Washer Pump with Unloader\u003c\/p\u003e\n\u003cp data-start=\"2129\" data-end=\"2159\"\u003e\u003cstrong data-start=\"2129\" data-end=\"2151\"\u003eMaximum Flow Rate:\u003c\/strong\u003e 3.0 GPM\u003c\/p\u003e\n\u003cp data-start=\"2161\" data-end=\"2192\"\u003e\u003cstrong data-start=\"2161\" data-end=\"2182\"\u003eMaximum Pressure:\u003c\/strong\u003e 3,500 PSI\u003c\/p\u003e\n\u003cp data-start=\"2194\" data-end=\"2227\"\u003e\u003cstrong data-start=\"2194\" data-end=\"2217\"\u003eMaximum Pump Speed:\u003c\/strong\u003e 3,400 RPM\u003c\/p\u003e\n\u003cp data-start=\"2229\" data-end=\"2258\"\u003e\u003cstrong data-start=\"2229\" data-end=\"2254\"\u003eGas Horsepower (GHP):\u003c\/strong\u003e 9.5\u003c\/p\u003e\n\u003cp data-start=\"2260\" data-end=\"2291\"\u003e\u003cstrong data-start=\"2260\" data-end=\"2275\"\u003eShaft Size:\u003c\/strong\u003e 1\" Hollow Shaft\u003c\/p\u003e\n\u003cp data-start=\"2293\" data-end=\"2324\"\u003e\u003cstrong data-start=\"2293\" data-end=\"2318\"\u003eCeramic Plunger Size:\u003c\/strong\u003e 15 mm\u003c\/p\u003e\n\u003cp data-start=\"2326\" data-end=\"2351\"\u003e\u003cstrong data-start=\"2326\" data-end=\"2342\"\u003eWater Inlet:\u003c\/strong\u003e 1\/2\" FPT\u003c\/p\u003e\n\u003cp data-start=\"2353\" data-end=\"2387\"\u003e\u003cstrong data-start=\"2353\" data-end=\"2378\"\u003eHigh-Pressure Outlet:\u003c\/strong\u003e 3\/8\" FPT\u003c\/p\u003e\n\u003cp data-start=\"2389\" data-end=\"2434\"\u003e\u003cstrong data-start=\"2389\" data-end=\"2409\"\u003eConnection Size:\u003c\/strong\u003e 1\/2\" Inlet \/ 3\/8\" Outlet\u003c\/p\u003e\n\u003cp data-start=\"2436\" data-end=\"2454\"\u003e\u003cstrong data-start=\"2436\" data-end=\"2447\"\u003eWeight:\u003c\/strong\u003e 17 lbs\u003c\/p\u003e\n\u003cp data-start=\"2456\" data-end=\"2484\"\u003e\u003cstrong data-start=\"2456\" data-end=\"2480\"\u003eIntegrated Unloader:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003cp data-start=\"2486\" data-end=\"2510\"\u003e\u003cstrong data-start=\"2486\" data-end=\"2506\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003chr data-start=\"2512\" data-end=\"2515\"\u003e\n\u003ch1 data-section-id=\"1w7a361\" data-start=\"2517\" data-end=\"2542\"\u003eCompatible Applications\u003c\/h1\u003e\n\u003cp data-start=\"2544\" data-end=\"2623\"\u003eDesigned for use with compatible gas-powered pressure washer systems featuring:\u003c\/p\u003e\n\u003cul data-start=\"2625\" data-end=\"2915\"\u003e\n\u003cli data-section-id=\"pa5scz\" data-start=\"2625\" data-end=\"2658\"\u003e1-inch horizontal engine shafts\u003c\/li\u003e\n\u003cli data-section-id=\"19w59al\" data-start=\"2659\" data-end=\"2697\"\u003eDirect-drive pressure washer systems\u003c\/li\u003e\n\u003cli data-section-id=\"1uyw7fa\" data-start=\"2698\" data-end=\"2721\"\u003eEngines up to 9.5 GHP\u003c\/li\u003e\n\u003cli data-section-id=\"1ftw8hk\" data-start=\"2722\" data-end=\"2751\"\u003eCommercial pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"1wpc0sg\" data-start=\"2752\" data-end=\"2783\"\u003eIndustrial cleaning equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1hb3h7x\" data-start=\"2784\" data-end=\"2807\"\u003eFleet washing systems\u003c\/li\u003e\n\u003cli data-section-id=\"9bm7jy\" data-start=\"2808\" data-end=\"2841\"\u003eAgricultural equipment cleaning\u003c\/li\u003e\n\u003cli data-section-id=\"6hse24\" data-start=\"2842\" data-end=\"2885\"\u003eEquipment replacement and repair projects\u003c\/li\u003e\n\u003cli data-section-id=\"mt98dm\" data-start=\"2886\" data-end=\"2915\"\u003eOEM equipment installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2917\" data-end=\"3033\"\u003eAlways verify shaft size, mounting configuration, engine horsepower, and pressure\/flow requirements before ordering.\u003c\/p\u003e\n\u003chr data-start=\"3035\" data-end=\"3038\"\u003e\n\u003ch1 data-section-id=\"1ebu7jn\" data-start=\"3040\" data-end=\"3078\"\u003eFunction of the Pressure Washer Pump\u003c\/h1\u003e\n\u003cp data-start=\"3080\" data-end=\"3106\"\u003eThe ZWD3035G-K pump helps:\u003c\/p\u003e\n\u003cul data-start=\"3108\" data-end=\"3418\"\u003e\n\u003cli data-section-id=\"1aa3nl6\" data-start=\"3108\" data-end=\"3149\"\u003eDeliver up to \u003cstrong data-start=\"3124\" data-end=\"3135\"\u003e3.0 GPM\u003c\/strong\u003e of water flow\u003c\/li\u003e\n\u003cli data-section-id=\"kcbyty\" data-start=\"3150\" data-end=\"3200\"\u003eGenerate operating pressures up to \u003cstrong data-start=\"3187\" data-end=\"3200\"\u003e3,500 PSI\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nja5yy\" data-start=\"3201\" data-end=\"3257\"\u003eProvide reliable commercial-grade cleaning performance\u003c\/li\u003e\n\u003cli data-section-id=\"1o0h41r\" data-start=\"3258\" data-end=\"3319\"\u003eRegulate system pressure with the integrated unloader valve\u003c\/li\u003e\n\u003cli data-section-id=\"123j39a\" data-start=\"3320\" data-end=\"3362\"\u003eProtect the pump during bypass operation\u003c\/li\u003e\n\u003cli data-section-id=\"w8f7oe\" data-start=\"3363\" data-end=\"3418\"\u003eDeliver smooth, efficient continuous-duty performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3420\" data-end=\"3564\"\u003eIts heavy-duty triplex plunger design provides superior durability, improved efficiency, and longer service life than conventional pump designs.\u003c\/p\u003e\n\u003chr data-start=\"3566\" data-end=\"3569\"\u003e\n\u003ch1 data-section-id=\"mqxmo4\" data-start=\"3571\" data-end=\"3607\"\u003eCommon Signs Replacement Is Needed\u003c\/h1\u003e\n\u003cp data-start=\"3609\" data-end=\"3640\"\u003eReplace the pump if you notice:\u003c\/p\u003e\n\u003cul data-start=\"3642\" data-end=\"3862\"\u003e\n\u003cli data-section-id=\"zu24k4\" data-start=\"3642\" data-end=\"3670\"\u003eReduced operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"1f1izt\" data-start=\"3671\" data-end=\"3693\"\u003eDecreased water flow\u003c\/li\u003e\n\u003cli data-section-id=\"10eqapm\" data-start=\"3694\" data-end=\"3714\"\u003eWater or oil leaks\u003c\/li\u003e\n\u003cli data-section-id=\"rs3f56\" data-start=\"3715\" data-end=\"3742\"\u003eExcessive operating noise\u003c\/li\u003e\n\u003cli data-section-id=\"ti1eh4\" data-start=\"3743\" data-end=\"3771\"\u003eUnloader valve malfunction\u003c\/li\u003e\n\u003cli data-section-id=\"1g2txwa\" data-start=\"3772\" data-end=\"3805\"\u003eCracked or damaged pump housing\u003c\/li\u003e\n\u003cli data-section-id=\"16xn7rj\" data-start=\"3806\" data-end=\"3831\"\u003eExcessive internal wear\u003c\/li\u003e\n\u003cli data-section-id=\"1alt067\" data-start=\"3832\" data-end=\"3862\"\u003eLoss of cleaning performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3864\" data-end=\"3959\"\u003eReplacing a worn pump restores pressure washer performance while minimizing equipment downtime.\u003c\/p\u003e\n\u003chr data-start=\"3961\" data-end=\"3964\"\u003e\n\u003ch1 data-section-id=\"1547z5u\" data-start=\"3966\" data-end=\"3996\"\u003eInstallation \u0026amp; Service Notes\u003c\/h1\u003e\n\u003cul data-start=\"3998\" data-end=\"4570\"\u003e\n\u003cli data-section-id=\"12zv5pq\" data-start=\"3998\" data-end=\"4077\"\u003eShut down the pressure washer and disconnect the spark plug before servicing.\u003c\/li\u003e\n\u003cli data-section-id=\"s6lqar\" data-start=\"4078\" data-end=\"4108\"\u003eRelieve all system pressure.\u003c\/li\u003e\n\u003cli data-section-id=\"gtuvzx\" data-start=\"4109\" data-end=\"4228\"\u003eVerify compatibility with the \u003cstrong data-start=\"4141\" data-end=\"4157\"\u003e1-inch shaft\u003c\/strong\u003e, mounting configuration, engine horsepower, and pressure requirements.\u003c\/li\u003e\n\u003cli data-section-id=\"rdentd\" data-start=\"4229\" data-end=\"4295\"\u003eInstall the pump according to the manufacturer's specifications.\u003c\/li\u003e\n\u003cli data-section-id=\"u6is5z\" data-start=\"4296\" data-end=\"4362\"\u003eConnect the \u003cstrong data-start=\"4310\" data-end=\"4328\"\u003e1\/2\" FPT inlet\u003c\/strong\u003e and \u003cstrong data-start=\"4333\" data-end=\"4352\"\u003e3\/8\" FPT outlet\u003c\/strong\u003e fittings.\u003c\/li\u003e\n\u003cli data-section-id=\"1ki278h\" data-start=\"4363\" data-end=\"4458\"\u003eEnsure the integrated unloader valve is properly adjusted according to system specifications.\u003c\/li\u003e\n\u003cli data-section-id=\"z9jstr\" data-start=\"4459\" data-end=\"4502\"\u003ePrime the pump with water before startup.\u003c\/li\u003e\n\u003cli data-section-id=\"2i5ge8\" data-start=\"4503\" data-end=\"4570\"\u003eVerify proper operation and inspect for leaks after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4572\" data-end=\"4785\"\u003e\u003cstrong data-start=\"4572\" data-end=\"4586\"\u003eImportant:\u003c\/strong\u003e Never operate the pump without an adequate water supply. Running the pump dry can quickly damage the ceramic plungers, seals, valves, and unloader assembly, significantly reducing pump service life.\u003c\/p\u003e\n\u003chr data-start=\"4787\" data-end=\"4790\"\u003e\n\u003ch1 data-section-id=\"16tfrdt\" data-start=\"4792\" data-end=\"4821\"\u003eMaintenance Recommendations\u003c\/h1\u003e\n\u003cul data-start=\"4823\" data-end=\"5324\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"ki1sxp\" data-start=\"4823\" data-end=\"4922\"\u003eCheck the pump oil level regularly and service the pump according to Comet maintenance schedules.\u003c\/li\u003e\n\u003cli data-section-id=\"1dr4erx\" data-start=\"4923\" data-end=\"5043\"\u003eInspect the ceramic plungers, packings, water seals, valves, and integrated unloader valve during routine maintenance.\u003c\/li\u003e\n\u003cli data-section-id=\"102oikd\" data-start=\"5044\" data-end=\"5109\"\u003eMaintain clean, filtered inlet water to minimize internal wear.\u003c\/li\u003e\n\u003cli data-section-id=\"z0elj8\" data-start=\"5110\" data-end=\"5179\"\u003ePeriodically inspect inlet and outlet fittings for leaks or damage.\u003c\/li\u003e\n\u003cli data-section-id=\"qwqn77\" data-start=\"5180\" data-end=\"5324\" data-is-last-node=\"\"\u003eUse only genuine OEM Comet replacement parts and approved lubricants to maintain optimum pump performance, reliability, and long service life.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Comet","offers":[{"title":"Default Title","offer_id":53445911970155,"sku":null,"price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/ZWD3035G-K.jpg?v=1782923703","url":"https:\/\/generalsprayers.com\/products\/comet-zwd3035g-k-pressure-washer-pump-with-unloader-3-0-gpm-3500-psi-1-gas-flange","provider":"GeneralSprayers","version":"1.0","type":"link"}