{"product_id":"vacuum-switch-1-5-hg-1-4-fpt-oem-replacement-part","title":"Vacuum Switch 1.5\" Hg 1\/4\" FPT – OEM Replacement Part","description":"\u003cp data-start=\"0\" data-end=\"183\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 1404\u003cbr data-start=\"47\" data-end=\"50\"\u003e\u003cstrong data-start=\"50\" data-end=\"63\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Components → Vacuum Switches → Electrical Control Components\u003cbr data-start=\"140\" data-end=\"143\"\u003e\u003cstrong data-start=\"143\" data-end=\"152\"\u003eType:\u003c\/strong\u003e Vacuum Switch 1.5\" Hg 1\/4\" FPT\u003c\/p\u003e\n\u003chr data-start=\"185\" data-end=\"188\"\u003e\n\u003cp data-start=\"247\" data-end=\"655\"\u003eThe \u003cstrong data-start=\"251\" data-end=\"285\"\u003eVacuum Switch 1.5\" Hg 1\/4\" FPT\u003c\/strong\u003e is an OEM pressure-sensing control device designed to monitor inlet vacuum conditions in pressure washer systems and automatically control burner operation. Installed on the pump inlet line, this vacuum switch helps ensure safe burner activation by detecting water flow through the system and completing the burner control circuit only when adequate suction is present.\u003c\/p\u003e\n\u003chr data-start=\"1327\" data-end=\"1330\"\u003e\n\u003ch2 data-section-id=\"939trr\" data-start=\"1332\" data-end=\"1358\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1360\" data-end=\"1829\"\u003e\n\u003cli data-section-id=\"s7nf96\" data-start=\"1360\" data-end=\"1391\"\u003eOEM replacement vacuum switch\u003c\/li\u003e\n\u003cli data-section-id=\"2n048r\" data-start=\"1392\" data-end=\"1451\"\u003eActivates burner systems based on inlet vacuum conditions\u003c\/li\u003e\n\u003cli data-section-id=\"1org1my\" data-start=\"1452\" data-end=\"1501\"\u003eHelps verify water flow before burner operation\u003c\/li\u003e\n\u003cli data-section-id=\"1pcbzkz\" data-start=\"1502\" data-end=\"1540\"\u003ePressure-responsive diaphragm design\u003c\/li\u003e\n\u003cli data-section-id=\"6ezp62\" data-start=\"1541\" data-end=\"1593\"\u003eAutomatically opens and closes electrical circuits\u003c\/li\u003e\n\u003cli data-section-id=\"14k8v4b\" data-start=\"1594\" data-end=\"1634\"\u003eSupports safe burner control operation\u003c\/li\u003e\n\u003cli data-section-id=\"11bdic8\" data-start=\"1635\" data-end=\"1687\"\u003eDesigned for electric pressure washers up to 3 GPM\u003c\/li\u003e\n\u003cli data-section-id=\"1654bng\" data-start=\"1688\" data-end=\"1748\"\u003eHelps prevent unnecessary burner operation when flow stops\u003c\/li\u003e\n\u003cli data-section-id=\"10burtc\" data-start=\"1749\" data-end=\"1783\"\u003eCompact and durable construction\u003c\/li\u003e\n\u003cli data-section-id=\"1mmluop\" data-start=\"1784\" data-end=\"1829\"\u003eIdeal for hot water pressure washer systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1831\" data-end=\"1834\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1836\" data-end=\"1863\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp data-start=\"1865\" data-end=\"1896\"\u003e\u003cstrong data-start=\"1865\" data-end=\"1882\"\u003eProduct Type:\u003c\/strong\u003e Vacuum Switch\u003c\/p\u003e\n\u003cp data-start=\"1898\" data-end=\"1924\"\u003e\u003cstrong data-start=\"1898\" data-end=\"1916\"\u003eVacuum Rating:\u003c\/strong\u003e 1.5\" Hg\u003c\/p\u003e\n\u003cp data-start=\"1926\" data-end=\"1955\"\u003e\u003cstrong data-start=\"1926\" data-end=\"1946\"\u003eConnection Size:\u003c\/strong\u003e 1\/4\" FPT\u003c\/p\u003e\n\u003cp data-start=\"1957\" data-end=\"1998\"\u003e\u003cstrong data-start=\"1957\" data-end=\"1973\"\u003eThread Type:\u003c\/strong\u003e Female Pipe Thread (FPT)\u003c\/p\u003e\n\u003cp data-start=\"2000\" data-end=\"2041\"\u003e\u003cstrong data-start=\"2000\" data-end=\"2029\"\u003eMaximum Flow Application:\u003c\/strong\u003e Up to 3 GPM\u003c\/p\u003e\n\u003cp data-start=\"2043\" data-end=\"2073\"\u003e\u003cstrong data-start=\"2043\" data-end=\"2067\"\u003eMaximum Temperature:\u003c\/strong\u003e 140°F\u003c\/p\u003e\n\u003cp data-start=\"2075\" data-end=\"2095\"\u003e\u003cstrong data-start=\"2075\" data-end=\"2086\"\u003eWeight:\u003c\/strong\u003e 1.2 lbs.\u003c\/p\u003e\n\u003cp data-start=\"2097\" data-end=\"2136\"\u003e\u003cstrong data-start=\"2097\" data-end=\"2117\"\u003eEquivalent Part:\u003c\/strong\u003e 0001 Vacuum Switch\u003c\/p\u003e\n\u003cp data-start=\"2138\" data-end=\"2176\"\u003e\u003cstrong data-start=\"2138\" data-end=\"2154\"\u003eApplication:\u003c\/strong\u003e Burner \u0026amp; Flow Control\u003c\/p\u003e\n\u003cp data-start=\"2178\" data-end=\"2202\"\u003e\u003cstrong data-start=\"2178\" data-end=\"2198\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003chr data-start=\"2204\" data-end=\"2207\"\u003e\n\u003ch2 data-section-id=\"164os46\" data-start=\"2209\" data-end=\"2232\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cul data-start=\"2234\" data-end=\"2489\"\u003e\n\u003cli data-section-id=\"fesgef\" data-start=\"2234\" data-end=\"2261\"\u003eElectric pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"g7mqf6\" data-start=\"2262\" data-end=\"2290\"\u003eHot water pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"k7ien9\" data-start=\"2291\" data-end=\"2315\"\u003eBurner control systems\u003c\/li\u003e\n\u003cli data-section-id=\"s1usdo\" data-start=\"2316\" data-end=\"2348\"\u003eFuel solenoid control circuits\u003c\/li\u003e\n\u003cli data-section-id=\"wjtvuo\" data-start=\"2349\" data-end=\"2382\"\u003eWater flow verification systems\u003c\/li\u003e\n\u003cli data-section-id=\"n48o3f\" data-start=\"2383\" data-end=\"2414\"\u003eCommercial cleaning equipment\u003c\/li\u003e\n\u003cli data-section-id=\"e9p5qp\" data-start=\"2415\" data-end=\"2452\"\u003eIndustrial pressure washing systems\u003c\/li\u003e\n\u003cli data-section-id=\"7aqsxb\" data-start=\"2453\" data-end=\"2489\"\u003ePump inlet monitoring applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2491\" data-end=\"2494\"\u003e\n\u003ch2 data-section-id=\"7zbpd1\" data-start=\"2496\" data-end=\"2521\"\u003ePerformance Advantages\u003c\/h2\u003e\n\u003cul data-start=\"2523\" data-end=\"2997\"\u003e\n\u003cli data-section-id=\"7z3wen\" data-start=\"2523\" data-end=\"2586\"\u003eHelps ensure burner operation only when water flow is present\u003c\/li\u003e\n\u003cli data-section-id=\"1jr9h19\" data-start=\"2587\" data-end=\"2646\"\u003eAutomatically interrupts burner operation when flow stops\u003c\/li\u003e\n\u003cli data-section-id=\"1rfd29w\" data-start=\"2647\" data-end=\"2686\"\u003eImproves system safety and efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"1p0g479\" data-start=\"2687\" data-end=\"2736\"\u003eReliable diaphragm-operated switching mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"8yzomq\" data-start=\"2737\" data-end=\"2790\"\u003eSupports proper hot water pressure washer operation\u003c\/li\u003e\n\u003cli data-section-id=\"1n77rkv\" data-start=\"2791\" data-end=\"2832\"\u003eHelps reduce unnecessary burner cycling\u003c\/li\u003e\n\u003cli data-section-id=\"1lkwd3x\" data-start=\"2833\" data-end=\"2883\"\u003eDurable construction for commercial environments\u003c\/li\u003e\n\u003cli data-section-id=\"8p1st6\" data-start=\"2884\" data-end=\"2939\"\u003eEasy integration into existing burner control systems\u003c\/li\u003e\n\u003cli data-section-id=\"tgl7rn\" data-start=\"2940\" data-end=\"2997\"\u003eEssential component for many hot water pressure washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2999\" data-end=\"3002\"\u003e\n\u003ch2 data-section-id=\"3njkry\" data-start=\"3004\" data-end=\"3031\"\u003eImportant Operating Note\u003c\/h2\u003e\n\u003cp data-start=\"3033\" data-end=\"3359\"\u003eA potential issue can occur if the \u003cstrong data-start=\"3068\" data-end=\"3142\"\u003einlet filter, supply line, or float tank becomes restricted or clogged\u003c\/strong\u003e. In this situation, the pump may continue running while creating excessive vacuum on the inlet side. This vacuum condition can keep the switch closed and allow burner operation even though water supply is inadequate.\u003c\/p\u003e\n\u003cp data-start=\"3361\" data-end=\"3382\"\u003eFor proper operation:\u003c\/p\u003e\n\u003cul data-start=\"3384\" data-end=\"3557\"\u003e\n\u003cli data-section-id=\"mu8ms6\" data-start=\"3384\" data-end=\"3418\"\u003eInspect inlet filters regularly.\u003c\/li\u003e\n\u003cli data-section-id=\"1hbkycg\" data-start=\"3419\" data-end=\"3461\"\u003eKeep float tanks clean and unobstructed.\u003c\/li\u003e\n\u003cli data-section-id=\"1m06rbl\" data-start=\"3462\" data-end=\"3506\"\u003eVerify adequate water supply at all times.\u003c\/li\u003e\n\u003cli data-section-id=\"oawhyp\" data-start=\"3507\" data-end=\"3557\"\u003eTroubleshoot any inlet restrictions immediately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3559\" data-end=\"3562\"\u003e\n\u003ch2 data-section-id=\"8fimbm\" data-start=\"3564\" data-end=\"3594\"\u003eMaintenance Recommendations\u003c\/h2\u003e\n\u003cul data-start=\"3596\" data-end=\"3955\"\u003e\n\u003cli data-section-id=\"fht0pu\" data-start=\"3596\" data-end=\"3663\"\u003eInspect vacuum switch operation during routine service intervals.\u003c\/li\u003e\n\u003cli data-section-id=\"1dmd1a6\" data-start=\"3664\" data-end=\"3719\"\u003eCheck electrical connections for corrosion or damage.\u003c\/li\u003e\n\u003cli data-section-id=\"mab7ja\" data-start=\"3720\" data-end=\"3772\"\u003eInspect inlet plumbing for restrictions or debris.\u003c\/li\u003e\n\u003cli data-section-id=\"olipct\" data-start=\"3773\" data-end=\"3820\"\u003eVerify burner shutdown when water flow stops.\u003c\/li\u003e\n\u003cli data-section-id=\"rex0ca\" data-start=\"3821\" data-end=\"3878\"\u003eReplace damaged or malfunctioning switches immediately.\u003c\/li\u003e\n\u003cli data-section-id=\"yzarbv\" data-start=\"3879\" data-end=\"3955\"\u003eFollow equipment manufacturer installation and troubleshooting procedures.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mecline","offers":[{"title":"Default Title","offer_id":53339190100331,"sku":null,"price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/1404VacuumSwitch.jpg?v=1780499188","url":"https:\/\/generalsprayers.com\/products\/vacuum-switch-1-5-hg-1-4-fpt-oem-replacement-part","provider":"GeneralSprayers","version":"1.0","type":"link"}