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529.02.0040 MAN Compatible Visco Fan Drive

529.02.0040

Summary

This visco fan drive for MAN vehicles features a ø750 mm diameter and is engineered for heavy commercial vehicle cooling systems. It ensures precise thermal management and efficient engine performance under demanding conditions. Equivalent to OE MAN 51066300073S.

Product identifiers
EAN Code8683457015975
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Compatible OEM Codes

  • MAN
    • 51.06630-0077S
    • 51.06630-0073S

Description

What does a visco fan drive do?

This visco fan drive serves as a critical control element within the cooling system, directly influencing the engine's thermal balance and fuel consumption. By adjusting fan speed steplessly according to the cooling requirements, it prevents unnecessary high-speed operation, which helps reduce power draw and improves overall fuel efficiency during idle or low-load scenarios.

Vehicle compatibility and fitment

This component is compatible with MAN vehicles and is also fitted to other heavy commercial vehicle models. It functions seamlessly within MAN systems to ensure reliable heat dissipation. The unit is designed to handle the rigorous demands of heavy-duty operation while maintaining consistent cooling performance.

Installation and maintenance

The installation of this visco fan drive requires careful alignment to ensure the ø750 mm diameter fan operates correctly. Technicians should inspect the coupling and silicone oil integrity during routine maintenance to prevent sudden speed changes and protect the bearing life. Proper mounting ensures the fan responds accurately to temperature fluctuations, supporting both engine warm-up and high-load cooling needs.

Troubleshooting and selection

Consult your authorized distributor to ensure correct fitment for your specific engine configuration.

OE cross-reference

529.02.0040 (Visco Fan Drive Fan) is the equivalent of the MAN OE numbers. This part directly replaces MAN OE numbers 51066300073S, 51066300077S.

Technical Specifications

Technical Specifications
Diameterø750 mm

Other OEMs

MAN

  • 51066300077S
  • 51066300073S
  • 51.06630-0077S
  • 51.06630-0073S

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
MAHLE-BEHR
MAN

FAQ

What is the function of a visco fan drive?
It acts as a control element that adjusts fan speed based on thermal needs, helping maintain engine balance and saving fuel.
Which vehicles is this part compatible with?
This specific unit is designed for compatibility with MAN vehicles and their cooling systems.
How does the diameter affect installation?
This unit features a ø750 mm diameter, which must match the existing fan assembly for proper clearance and airflow.
What are the benefits of a viscous coupling?
It provides shock damping through silicone oil, which softens speed changes and preserves the life of the blades and bearings.
What are the OE reference numbers of this part?
529.02.0040 directly replaces MAN OE numbers 51066300073S, 51066300077S.