{"product_id":"3979028-air-cylinder-genuine-volvo-penta","title":"3979028 Air Cylinder | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n Genuine Volvo Penta pneumatic cylinder from the Engine Controls group, weighing 0.377 kg and listed for 1 application on the DH series. It supersedes part number 1556437.\n\u003c\/p\u003e\n\u003ch2\u003e\n 🚤 Compatibility\n\u003c\/h2\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Volvo Penta DH10A\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n \u003cli\u003e\n  \u003cstrong\u003e\n   Engine Family:\n  \u003c\/strong\u003e\n  DH\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  0.377 kg\n \u003c\/li\u003e\n \u003cli\u003e\n  Supersedes 1556437\n \u003c\/li\u003e\n \u003cli\u003e\n  1 application on the DH series\n \u003c\/li\u003e\n \u003cli\u003e\n  Engine Controls group\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n Converts air pressure into a straight push or pull to move an engine control linkage.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Control moves slowly, part way or not at all\n \u003c\/li\u003e\n \u003cli\u003e\n  Audible air leak at the cylinder when pressurised\n \u003c\/li\u003e\n \u003cli\u003e\n  Rod bent, scored or sticking in its bore\n \u003c\/li\u003e\n \u003cli\u003e\n  Air escaping past the piston seals so the cylinder will not hold position\n \u003c\/li\u003e\n \u003cli\u003e\n  Mounting eye or clevis worn giving lost motion in the linkage\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  Because this cylinder actuates an engine control, prove full travel and correct rest position on the bench and again on the engine before relying on it\n \u003c\/li\u003e\n \u003cli\u003e\n  Check the air supply, pressure and pipework for restriction before condemning the cylinder\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  3979028 → Supersedes 1556437\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  1556437 earlier number superseded by this part\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","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":53385361391908,"sku":"H783727","price":595.38,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_b02c734c-dbfa-4412-8db6-21cc0ffcf631.jpg?v=1788092888","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/3979028-air-cylinder-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}