866569 Return Pipe | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta heat exchanger return pipe from the Cooling System group, weighing 3.071 kg and listed for 10 applications across TAMD series engines. It supersedes 848965, which was catalogued earlier under a Swedish name for a water-pump return pipe, so an older list calling for a return pipe at the pump is pointing at this number.

🚤 Compatibility

Typically suits:

• Volvo Penta TAMD162C-C
• Volvo Penta TAMD162A
• Volvo Penta TAMD162B
• Volvo Penta TAMD162C
• Volvo Penta TAMD162C-B
• Volvo Penta TAMD163A-A
• Volvo Penta TAMD163P-A
• Volvo Penta TAMD165A
• Volvo Penta TAMD165C
• Volvo Penta TAMD165P

• Engine Family: TAMD

⚙️ Key Features

• For the heat exchanger
• 3.071 kg
• Listed for 10 applications
• Supersedes 848965, catalogued earlier as a water-pump return pipe

🔌 Function

Returns coolant from the heat exchanger back into the engine circuit.

⚠️ Common Signs of Failure

• Coolant weeping at the pipe ends or at the pump joint
• Internal scale or silt restricting flow, showing as running hot under load
• Corrosion pitting or a perforation along the run
• Header tank level falling with no pool underneath

🛠️ Service Notes

• Renew the seals at both ends and check the pump housing face while the pipe is off
• Pipe 866562 and flange connection 866566 carry the same heat exchanger note on the same 10 applications

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 866569 → Supersedes 848965

OEM / Related Numbers

• 848965 earlier number superseded by this part

📦 Condition

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