{"product_id":"21596642-control-valve-genuine-volvo-penta","title":"21596642 Control Valve | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n Factory control valve for the exhaust-brake\/engine-control circuit used across the listed Volvo Penta TAD12, TAD13, TAD16 and TWD16 industrial engines. Part 21596642 replaces 21452473 and is calibrated for the original actuator and pressure\/flow arrangement.\n\u003c\/p\u003e\n\u003ch2\u003e\n 🚤 Compatibility\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  \u003cstrong\u003e\n   Engine Family:\n  \u003c\/strong\u003e\n  TAD, TWD\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\n Full model list at the end of this description.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine Volvo Penta engine\/exhaust-brake control valve\n \u003c\/li\u003e\n \u003cli\u003e\n  Supersedes valve 21452473\n \u003c\/li\u003e\n \u003cli\u003e\n  Factory-calibrated ports, flow and actuation\n \u003c\/li\u003e\n \u003cli\u003e\n  Used across documented 12.8-litre and 16.1-litre engine families\n \u003c\/li\u003e\n \u003cli\u003e\n  Direct replacement only where the catalogue calls for 21596642\n \u003c\/li\u003e\n \u003cli\u003e\n  Engine type: 12.8-litre and 16.1-litre inline six-cylinder turbocharged industrial diesel\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n Directs or regulates the operating medium that actuates the associated engine-control or exhaust-brake function.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Exhaust brake or controlled function does not operate\n \u003c\/li\u003e\n \u003cli\u003e\n  Delayed, weak or intermittent actuation\n \u003c\/li\u003e\n \u003cli\u003e\n  Air\/fluid leakage at the valve or connections\n \u003c\/li\u003e\n \u003cli\u003e\n  Sticking valve spool caused by contamination\n \u003c\/li\u003e\n \u003cli\u003e\n  Engine-control fault code or reduced braking performance\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🛠️ Service Notes\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Work clean and cap ports and pipes as they come off — a control valve is a close-fitting part and grit is what kills it\n \u003c\/li\u003e\n \u003cli\u003e\n  Find out why the old valve failed: contamination, water or degraded fluid will take the new one out just as fast, so check the fluid and the filters at the same time\n \u003c\/li\u003e\n \u003cli\u003e\n  Renew the O-rings, seals and gaskets that come with the valve, lightly lubricated with the system fluid, and make sure the ports and seal faces are clean\n \u003c\/li\u003e\n \u003cli\u003e\n  Tighten the valve and its unions evenly to the figures in the workshop manual for your engine or drive; overtightening distorts the body and can make the spool stick\n \u003c\/li\u003e\n \u003cli\u003e\n  Refill and bleed the system to the manual's procedure, then test function at low load first and check for leaks and correct operation before normal use\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/h2\u003e\n\u003ch3\u003e\n OEM Supersession Chain\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21596642 → Supersedes 21452473 → Supersedes 20574702\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n OEM \/ Related Numbers\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21452473 earlier number superseded by this part\n \u003c\/li\u003e\n \u003cli\u003e\n  20574700 earlier number superseded by this part\n \u003c\/li\u003e\n \u003cli\u003e\n  20574690 related valve reference\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 📦 Condition\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine Volvo Penta part\n \u003c\/li\u003e\n \u003cli\u003e\n  Brand new\n \u003c\/li\u003e\n \u003cli\u003e\n  Supplied in original or equivalent packaging\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔎 Full Model Compatibility\n\u003c\/h2\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Volvo Penta TAD1640GE, TAD1640VE-B, TAD1640-42VE-C\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1641VE-B, TAD1641GE, TAD1641VE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1642VE-B, TAD1642GE, TAD1642VE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1650VE-B\/51VE, TAD1650GE, TAD1650VE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1351GE, TAD1351-53VE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1643VE-B, TAD1643VE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1350GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1352GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1353GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1354GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1355GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1371-75VE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1651GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1660-62VE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1662VE EU5\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD1670-72VE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TWD1643GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TWD1652GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TWD1653GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TWD1663GE\n \u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":53384206188836,"sku":"F756752","price":915.02,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_c1cca684-5913-4cd8-8cc4-55fd2b952eb4.png?v=1788061141","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/21596642-control-valve-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}