{"product_id":"high-limit-switch-175-hurlcon-viron-flue","title":"Astralpool Hi Limit 175C - Flue Viron","description":"\u003ch3\u003eAstralpool Hi Limit 175C - Flue Viron\u003c\/h3\u003e\u003cp\u003e\u003cspan\u003eFlue base high Limit Switch used on all Viron gas pool heaters. Commonly corrodes on older Hurlcon Astralpool Viron Gas Heaters. May cause the F6 fault on Astralpool \u0026amp; Hurlcon Viron gas heaters. AKA Thermal Cutout. Part number 22 in the diagram.\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003ePhysically Stocked, unlike most \"drop-shipping\" websites.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eShipped from VIC, NSW, WA, QLD\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHurlcon Part Number 78169\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eImportant Information:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e- These are an Extremely Important Safety feature found on heaters. They must be replaced when necessary. \u003cbr\u003e- When installing, make sure both male \u0026amp; female thread are clean. We recommend lightly lubricating the thread, and *gently* screwing them in, as the thread shaft is thin brass. Dirty threads, or over-\u003cspan style=\"color: #000000;\"\u003e\u003cspan color=\"#ff0000\"\u003etightening\u003c\/span\u003e \u003c\/span\u003ecan break the threaded shaft. This is not covered by warranty.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOther High Limit (Hi Limit) Switches:\u003cbr\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/heaterandspaparts.com.au\/products\/high-limit-switch-42-45\" title=\"Inlet Hi Limit Switch Sensor for Hurlcon Raypak Gas Heaters\"\u003e\u003cstrong\u003e42-45C°\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInlet Hi Limit (Hurlcon, Astralpool, Raypak, Pentair)\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/heaterandspaparts.com.au\/products\/high-limit-switch-52-55\" title=\"Outlet Hi Limit Sensor Switch Hurlcon Astralpool Raypak\"\u003e\u003cstrong\u003e52-55C°\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOutlet Hi Limit (Hurlcon, Astralpool, Raypak, Pentair)\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/heaterandspaparts.com.au\/products\/high-limit-switch-60-c-raypak-140f-pentair-141f\" title=\"Raypak Pentair HiLimit AGS Sensor Switch\"\u003e\u003cstrong\u003e60C°\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOutlet Hi Limit AGS (Hurlcon, Astralpool, Raypak, Pentair)\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/heaterandspaparts.com.au\/products\/high-limit-switch-70\" title=\"70C Outlet Hi Limit HX JX Astralpool Hurlcon Gas Heaters\"\u003e\u003cstrong\u003e70C°\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOutlet Hi Limit (Hurlcon, Astralpool)\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/heaterandspaparts.com.au\/products\/high-limit-switch-175-hurlcon-viron-flue\" title=\"Viron Flue Temp Sensor Hi Limit\"\u003e\u003cstrong\u003e175C° \u003c\/strong\u003eFlue Temp Sensor (Hurlcon, Astralpool)\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/heaterandspaparts.com.au\/products\/astralpool-hurlcon-brass-plug-for-hi-limit-switches\"\u003eHurlcon \/ Astralpool HiLimit Locator Brass Threaded Plug\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eManufacturer Catalogues, Diagrams \u0026amp; Part Numbers\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eNeed exploded views, spare part numbers, product numbers, diagrams, or more product information? See the manufacturer catalogues:\n \u003ca href=\"https:\/\/hasp.com.au\/pages\/Astralpool_Catalogue_2026\"\u003eAstralpool Catalogue 2026\u003c\/a\u003e | \u003ca href=\"https:\/\/hasp.com.au\/pages\/Zodiac_Catalogue_2026\"\u003eZodiac Catalogue 2026\u003c\/a\u003e\n\u003c\/strong\u003e\u003c\/p\u003e","brand":"Astralpool","offers":[{"title":"Default Title","offer_id":31036870557753,"sku":"78169","price":52.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0372\/5253\/files\/astralpool-hi-limit-175c-flue-viron-gas-heater-parts-902.webp?v=1779178686","url":"https:\/\/heaterandspaparts.com.au\/en-nz\/products\/high-limit-switch-175-hurlcon-viron-flue","provider":"Heater and Spa Parts","version":"1.0","type":"link"}