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332.01.0010 Fan Tension Roller, Cooling System
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332.01.0010 Fan Tension Roller compatible with Mercedes-Benz

332.01.0010

Summary

This fan tension roller is designed for heavy commercial vehicle cooling systems, specifically compatible with Mercedes-Benz and Neoplan. It ensures constant belt tension and prevents slippage, maintaining optimal engine temperature through high-strength components. Equivalent to OE Dayco APV2394, Mercedes-Benz 4422000770 and Neoplan 32264510.

Product identifiers
EAN Code8699031092621
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Compatible OEM Codes

  • NEOPLAN
    • 32264510
  • MERCEDES BENZ
    • 442 200 07 70
  • DAYCO
    • APV2394

Description

What does a fan tension roller do?

A fan tension roller is a critical drive component that maintains constant tension on the fan belt within a heavy commercial vehicle's cooling system. It prevents belt slip and ensures the belt stays correctly aligned on the pulleys, which is essential for preventing rising engine temperatures.

Vehicle compatibility

This component is specifically fitted to Mercedes-Benz and Neoplan vehicles. It functions by applying force perpendicular to the belt run, compensating for natural belt elongation caused by heat and time. By maintaining the correct wrap angle, it helps prevent lateral drift and edge wear on the belt.

Installation and maintenance

For professional technicians, it is vital to select the correct roller based on the engine code and OE reference. During installation, ensure the pulley surface is free of contaminants to maintain proper friction. If humming noises or increased vibration occur in the cooling line, this component should be inspected for bearing wear or spring fatigue.

Troubleshooting guidance

Maintaining proper tension in the fan drive line helps protect other components like the crankshaft pulley and water pump from excessive oscillation. Consult your authorized distributor for fitment confirmation.

OE cross-reference

332.01.0010 (Fan Tension Roller Fan) is the equivalent of the Dayco, Mercedes-Benz and Neoplan OE numbers. This part directly replaces Dayco OE number APV2394. It also replaces Mercedes-Benz OE number 4422000770 and Neoplan OE number 32264510.

Other OEMs

DAYCO

  • APV2394

MERCEDES BENZ

  • A4422000770
  • 4422000770
  • 442.200.0770
  • 442.200.07.70
  • 442 200 0770
  • 442 200 07 70

NEOPLAN

  • 32264510

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DAYCO
MERCEDES BENZ
NEOPLAN

FAQ

What is the function of a fan tension roller?
The roller maintains constant tension on the fan belt to prevent slipping and ensures the belt follows the correct path around pulleys to prevent edge wear.
Which vehicles is this part compatible with?
This specific component is designed for use in Mercedes-Benz and Neoplan heavy commercial vehicles.
What are the symptoms of a failing tensioner roller?
Common symptoms include audible humming noises, visible belt slip, increased engine temperature, or excessive vibration in the cooling system.
How should I select the correct replacement roller?
Selection should be based on the specific engine code and OE reference to ensure correct pulley diameter, width, and mounting type.
What are the OE reference numbers of this part?
332.01.0010 directly replaces Dayco OE number APV2394. It also replaces Mercedes-Benz OE number 4422000770 and Neoplan OE number 32264510.