22459338 Return Line | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta return line from the Engine group, weighing 0.408 kg and listed for one TAD series engine application. It supersedes part number 21470783 and its fitment is serial-controlled, so the engine serial number should be confirmed.

🚤 Compatibility

Typically suits:

• Volvo Penta TAD650VE

• Engine Family: TAD
• Serial Range: SN5312172533-

⚙️ Key Features

• Engine group return line
• For engines from serial number 5312172533 onwards
• 0.408 kg
• Listed for one TAD series engine application
• Supersedes 21470783

🔌 Function

Returns fluid from its take-off point back to the reservoir or sump at low pressure, without restricting the flow.

⚠️ Common Signs of Failure

• Weeping or dripping at either union
• Line chafed, kinked or dented against an adjacent part
• Cracks at a bend or at the root of a fitting
• Restricted return, showing as raised pressure or overflow at the take-off
• Union nuts found loose, or the seats marked

🛠️ Service Notes

• Fitment runs from engine serial number 5312172533 onwards, so confirm the engine before ordering
• Supersedes 21470783, so orders against the old number are filled with this one
• Renew the sealing washers or rings at each union and support the line while tightening

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 22459338 → Supersedes 21470783 → Supersedes 21221288 → Supersedes 21137488

OEM / Related Numbers

• 21470783 earlier number superseded by this part
• 21221288 earlier number superseded by this part
• 21137488 earlier number superseded by this part

📦 Condition

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