{"product_id":"asab-double-diaphragm-replacement-parts-18-ddp18-replacement-air-valve-plate","title":"ASAB DDP18 Replacement Parts #18 - Air Valve Plate","description":"\u003cp data-end=\"29\" data-start=\"0\"\u003e\u003cstrong\u003ePart Code: ASAB-SDDP18-18\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"386\" data-start=\"31\"\u003eIntroducing the \u003cstrong data-end=\"71\" data-start=\"47\"\u003eASAB Air Valve Plate\u003c\/strong\u003e — a critical air-side component designed to restore smooth, reliable shifting in \u003cstrong data-end=\"190\" data-start=\"153\"\u003eASAB DDP18 Double Diaphragm Pumps\u003c\/strong\u003e. The air valve plate forms part of the valve face that manages air distribution and spool\/slider operation, helping the pump cycle cleanly and maintain consistent performance under varying loads.\u003c\/p\u003e\n\u003cp data-end=\"746\" data-start=\"388\"\u003eA worn, scored, or damaged air valve plate can cause all the usual air-end headaches: \u003cstrong data-end=\"578\" data-start=\"474\"\u003estalling at end of stroke, erratic cycling, reduced speed\/output, air leaks, or “chattering”\/hunting\u003c\/strong\u003e. Replacing the valve plate during an air valve service helps bring back crisp shifting, reduces air loss, and prevents repeat failures caused by poor sealing surfaces.\u003c\/p\u003e\n\u003cp data-end=\"959\" data-start=\"748\"\u003eWhether you’re doing a full air valve rebuild, chasing a pump that’s stalling, or refreshing wear parts during scheduled maintenance, the \u003cstrong data-end=\"71\" data-start=\"47\"\u003eASAB Air Valve Plate\u003c\/strong\u003e is the right part to keep your DDP18 cycling properly.\u003c\/p\u003e\n\u003ch2 data-end=\"981\" data-start=\"966\"\u003eKey Benefits\u003c\/h2\u003e\n\u003cul data-end=\"1503\" data-start=\"983\"\u003e\n\u003cli data-end=\"1044\" data-start=\"983\"\u003e\n\u003cp data-end=\"1044\" data-start=\"985\"\u003e\u003cstrong data-end=\"1023\" data-start=\"985\"\u003eDirect replacement air valve plate\u003c\/strong\u003e for \u003cstrong data-end=\"1042\" data-start=\"1028\"\u003eASAB DDP18\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1124\" data-start=\"1045\"\u003e\n\u003cp data-end=\"1124\" data-start=\"1047\"\u003eSupports correct \u003cstrong data-end=\"1103\" data-start=\"1064\"\u003eair distribution and valve shifting\u003c\/strong\u003e for smooth cycling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1211\" data-start=\"1125\"\u003e\n\u003cp data-end=\"1211\" data-start=\"1127\"\u003eHelps fix symptoms like \u003cstrong data-end=\"1209\" data-start=\"1151\"\u003estalling, chattering, erratic cycling, and poor output\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1287\" data-start=\"1212\"\u003e\n\u003cp data-end=\"1287\" data-start=\"1214\"\u003eRestores sealing surfaces to reduce \u003cstrong data-end=\"1285\" data-start=\"1250\"\u003eair leakage and efficiency loss\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1353\" data-start=\"1288\"\u003e\n\u003cp data-end=\"1353\" data-start=\"1290\"\u003eIdeal for \u003cstrong data-end=\"1322\" data-start=\"1300\"\u003eair valve rebuilds\u003c\/strong\u003e and preventative maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1450\" data-start=\"1354\"\u003e\n\u003cp data-end=\"1450\" data-start=\"1356\"\u003eHelps extend service life of related air-end components by restoring proper contact surfaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1503\" data-start=\"1451\"\u003e\n\u003cp data-end=\"1503\" data-start=\"1453\"\u003eWorkshop-ready spare for fast turnaround repairs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"1528\" data-start=\"1510\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul data-end=\"1578\" data-start=\"1530\"\u003e\n\u003cli data-end=\"1578\" data-start=\"1530\"\u003e\n\u003cp data-end=\"1578\" data-start=\"1532\"\u003e\u003cstrong data-end=\"1557\" data-start=\"1532\"\u003eDDP18 Air Valve Plate\u003c\/strong\u003e — \u003cstrong data-end=\"1578\" data-start=\"1560\"\u003eASAB-SDDP18-18\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"1602\" data-start=\"1585\"\u003eSafety Check\u003c\/h2\u003e\n\u003cul data-end=\"2367\" data-start=\"1604\"\u003e\n\u003cli data-end=\"1750\" data-start=\"1604\"\u003e\n\u003cp data-end=\"1750\" data-start=\"1606\"\u003e\u003cstrong data-end=\"1641\" data-start=\"1606\"\u003eIsolate and depressurise first:\u003c\/strong\u003e Shut off air supply, bleed the air line fully, and confirm the pump is not pressurised before disassembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1848\" data-start=\"1751\"\u003e\n\u003cp data-end=\"1848\" data-start=\"1753\"\u003e\u003cstrong data-end=\"1795\" data-start=\"1753\"\u003eLock-out\/tag-out if on a plant system:\u003c\/strong\u003e Don’t rely on a single valve—verify zero pressure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1987\" data-start=\"1849\"\u003e\n\u003cp data-end=\"1987\" data-start=\"1851\"\u003e\u003cstrong data-end=\"1874\" data-start=\"1851\"\u003eKeep air-end clean:\u003c\/strong\u003e Dirt or scoring on valve faces will cause immediate repeat issues—clean parts and work on a lint-free surface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2102\" data-start=\"1988\"\u003e\n\u003cp data-end=\"2102\" data-start=\"1990\"\u003e\u003cstrong data-end=\"2013\" data-start=\"1990\"\u003eCheck mating parts:\u003c\/strong\u003e Inspect spool\/slider, seals, and valve body for scoring or wear while you’re in there.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2229\" data-start=\"2103\"\u003e\n\u003cp data-end=\"2229\" data-start=\"2105\"\u003e\u003cstrong data-end=\"2133\" data-start=\"2105\"\u003eCorrect fastener torque:\u003c\/strong\u003e Tighten evenly in a cross pattern—over-tightening can distort valve faces and cause sticking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2367\" data-start=\"2230\"\u003e\n\u003cp data-end=\"2367\" data-start=\"2232\"\u003e\u003cstrong data-end=\"2251\" data-start=\"2232\"\u003eTest gradually:\u003c\/strong\u003e Reconnect air and bring pressure up slowly, checking for leaks and smooth cycling before returning to full service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2427\" data-start=\"2374\"\u003e\u003cstrong data-is-last-node=\"\" data-end=\"2427\" data-start=\"2374\"\u003eASAB – Engineered for Performance, Built to Last.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Australian Spray \u0026 Blast","offers":[{"title":"Default Title","offer_id":48347544420567,"sku":"ASAB-SDDP18-18","price":6.3,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/9925\/4743\/files\/ASABLOGO.jpg?v=1773006894","url":"https:\/\/asab.au\/products\/asab-double-diaphragm-replacement-parts-18-ddp18-replacement-air-valve-plate","provider":"Australian Spray \u0026 Blast","version":"1.0","type":"link"}