{"product_id":"pump-circulating-aqua-flow-115v-center-discharge","title":"MASTER SPAS PUMP, CIRCULATING- AQUA FLOW 115V CENTER DISCHARGE - X321792","description":"\u003ch2\u003eMASTER SPAS PUMP, CIRCULATING- AQUA FLOW 115V CENTER DISCHARGE - X321792\u003c\/h2\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:2cbd920b-ffe1-4184-ac28-5c8693ba99bc-4\" 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-WEB:2cbd920b-ffe1-4184-ac28-5c8693ba99bc-4\" data-turn-id-container=\"request-WEB:2cbd920b-ffe1-4184-ac28-5c8693ba99bc-4\" data-testid=\"conversation-turn-10\" 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=\"c0e92186-c52c-4b82-8f48-2fa853b95843\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" 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\" 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\u003cul data-start=\"28\" data-end=\"1213\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"imddqa\" data-start=\"28\" data-end=\"215\"\u003e\n\u003cstrong data-start=\"30\" data-end=\"73\"\u003eOEM Aqua-Flo circulation pump (X321792)\u003c\/strong\u003e designed for Master Spas systems, ensuring stable low-flow water movement for heating and filtration. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"y55h9r\" data-start=\"216\" data-end=\"393\"\u003e\n\u003cstrong data-start=\"218\" data-end=\"276\"\u003e115V, 1-speed continuous-duty design (approx. 1\/15 HP)\u003c\/strong\u003e delivers quiet, energy-efficient operation for 24\/7 circulation performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5ts8l\" data-start=\"394\" data-end=\"558\"\u003e\n\u003cstrong data-start=\"396\" data-end=\"430\"\u003eCenter discharge configuration\u003c\/strong\u003e helps maintain consistent plumbing alignment in compatible Master Spas cabinet layouts. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9unhv7\" data-start=\"559\" data-end=\"690\"\u003e\n\u003cstrong data-start=\"561\" data-end=\"596\"\u003eCritical for heating efficiency\u003c\/strong\u003e — provides constant water flow through the heater tube to prevent “FLO” or low-flow errors.\u003c\/li\u003e\n\u003cli data-section-id=\"1lzuksg\" data-start=\"691\" data-end=\"845\"\u003e\n\u003cstrong data-start=\"693\" data-end=\"731\"\u003eCompact, low-amp operation (~1.3A)\u003c\/strong\u003e keeps energy consumption minimal while maintaining steady water turnover. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"w61nlh\" data-start=\"846\" data-end=\"974\"\u003e\n\u003cstrong data-start=\"848\" data-end=\"898\"\u003eCommon replacement part for failing circ pumps\u003c\/strong\u003e showing symptoms like no heat, intermittent heating, or weak circulation.\u003c\/li\u003e\n\u003cli data-section-id=\"23h5w5\" data-start=\"975\" data-end=\"1110\"\u003e\n\u003cstrong data-start=\"977\" data-end=\"1008\"\u003eFitment-sensitive component\u003c\/strong\u003e — must match voltage (115V), discharge position, and plumbing connections for correct installation.\u003c\/li\u003e\n\u003cli data-section-id=\"1vr66mh\" data-start=\"1111\" data-end=\"1213\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1113\" data-end=\"1159\"\u003eBest suited for continuous-use spa systems\u003c\/strong\u003e where quiet, always-on water circulation is required.\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\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"0\" data-end=\"309\"\u003e\u003cstrong data-start=\"0\" data-end=\"89\"\u003eQ: What is the MASTER SPAS Circulation Pump X321792 (Aqua-Flo 115V Center Discharge)?\u003c\/strong\u003e\u003cbr data-start=\"89\" data-end=\"92\"\u003eA: A genuine OEM 115V Aqua-Flo circulation pump designed for Master Spas systems, used to continuously circulate water through the heater for filtration and temperature control. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"311\" data-end=\"538\"\u003e\u003cstrong data-start=\"311\" data-end=\"350\"\u003eQ: What are the key specifications?\u003c\/strong\u003e\u003cbr data-start=\"350\" data-end=\"353\"\u003eA: 115V operation, 1-speed (continuous run), approx. 1\/15 HP, low amperage (~1.3A), center discharge configuration for direct plumbing alignment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"540\" data-end=\"765\"\u003e\u003cstrong data-start=\"540\" data-end=\"581\"\u003eQ: What does it do in the spa system?\u003c\/strong\u003e\u003cbr data-start=\"581\" data-end=\"584\"\u003eA: It provides constant low-flow water circulation to maintain heating efficiency, filtration, and water quality even when jet pumps are off. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"767\" data-end=\"986\"\u003e\u003cstrong data-start=\"767\" data-end=\"806\"\u003eQ: What spas is it compatible with?\u003c\/strong\u003e\u003cbr data-start=\"806\" data-end=\"809\"\u003eA: Used in select Master Spas models including Legend and Down East series systems that use Aqua-Flo center discharge circulation setups. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"988\" data-end=\"1178\"\u003e\u003cstrong data-start=\"988\" data-end=\"1030\"\u003eQ: Is X321792 an OEM replacement part?\u003c\/strong\u003e\u003cbr data-start=\"1030\" data-end=\"1033\"\u003eA: Yes. It is a direct OEM replacement designed specifically for Master Spas factory circulation systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1180\" data-end=\"1358\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1180\" data-end=\"1218\"\u003eQ: How do I confirm compatibility?\u003c\/strong\u003e\u003cbr data-start=\"1218\" data-end=\"1221\"\u003eA: Match 115V power, center discharge plumbing orientation, and Aqua-Flo circ pump configuration with your existing unit before ordering.\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"8s3dkw\" data-start=\"0\" data-end=\"169\"\u003eKeep the equipment bay dry and well-ventilated to protect the Aqua-Flo circulation motor from moisture and condensation damage. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"zas5c9\" data-start=\"170\" data-end=\"349\"\u003eEnsure the pump runs continuously during normal operation—any interruption in flow can reduce heating efficiency and trigger error codes. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"133yipd\" data-start=\"350\" data-end=\"469\"\u003eClean or replace spa filters regularly to maintain steady low-flow circulation and prevent strain on the 115V pump.\u003c\/li\u003e\n\u003cli data-section-id=\"11zjjfp\" data-start=\"470\" data-end=\"598\"\u003eNever run the circulation pump dry; always maintain proper water level and ensure full priming after refills or maintenance.\u003c\/li\u003e\n\u003cli data-section-id=\"1grxeyl\" data-start=\"599\" data-end=\"718\"\u003eInspect inlet\/outlet unions and hoses for leaks or air intake, which can reduce flow and cause noise or cavitation.\u003c\/li\u003e\n\u003cli data-section-id=\"nqubg0\" data-start=\"719\" data-end=\"837\"\u003eKeep water chemistry balanced to prevent scale buildup inside the wet end and maintain efficient, quiet operation.\u003c\/li\u003e\n\u003cli data-section-id=\"ihnkkq\" data-start=\"838\" data-end=\"966\" data-is-last-node=\"\"\u003eCheck electrical connections periodically for tightness and corrosion to ensure stable 115V power delivery and long pump life.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MASTER SPAS","offers":[{"title":"Default Title","offer_id":45804792119487,"sku":"X321792","price":412.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/x321792-340x200.jpg?v=1782930896","url":"https:\/\/se0yig-03.myshopify.com\/products\/pump-circulating-aqua-flow-115v-center-discharge","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}