3849026 Leak-Off Pipe | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta leak-off pipe from the Fuel System group, weighing 0.084 kg and listed for 3 applications across D-series engines. It supersedes part number 3883474.

🚤 Compatibility

Typically suits:

• Volvo Penta D1-20
• Volvo Penta D1-20B
• Volvo Penta D1-20F

• Engine Family: D
• HP Range: 20 HP

⚙️ Key Features

• 0.084 kg
• Supersedes 3883474
• Fuel System group
• 3 applications across D-series engines

🔌 Function

Returns the small leak-off flow from the injectors to the fuel return line so that pressure does not build behind the injector bodies.

⚠️ Common Signs of Failure

• Fuel weeping at the injector leak-off connections
• Diesel smell and staining down the cylinder head
• Misfire or rough running traceable to one injector
• Crushed, missing or wrongly stacked sealing washers
• Cracked pipe end or a weeping union nut

🛠️ Service Notes

• The companion pipe 3849025 at 0.07 kg supersedes the consecutive number, and the two differ by only 14 grams - order from the illustration, not by weight
• Renew every sealing washer on the leak-off circuit and avoid overtightening the unions
• Run and check for weeps before closing up

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3849026 → Supersedes 3883474

OEM / Related Numbers

• 3883474 earlier number superseded by this part

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging