331.04.0003 Belt Tensioner, Fan
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331.04.0003 SCANIA Belt Tensioner, Fan Compatible

331.04.0003

Summary

The VADEN ORIGINAL 331.04.0003 is a high-performance belt tensioner designed for the cooling system. This component is engineered to be compatible with SCANIA (1438743, 1503115, 1545984, 1774653, 1856956, 2197004, 503115, 545984) and DAYCO (APV1052) systems, ensuring stable belt tension and optimal engine cooling.

EAN Code8699031093291
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Compatible OEM Codes

  • SCANIA 545984 503115 2197004 1859656 1774653 1545984 1503115 1438743
  • DAYCO APV1052

Description

The heavy-duty belt tensioner plays a critical role in maintaining the precise tension of the fan belt within the cooling system. By ensuring constant pressure, this component prevents belt slippage and optimizes the performance of cooling fans in heavy commercial vehicles. Constructed with high-strength components, it is designed to withstand the rigorous thermal and mechanical stresses typical of professional transport environments.

331.04.0003 is the OE-equivalent of the DAYCO APV1052 belt tensioner used in SCANIA heavy commercial vehicles. This part is fully compatible with various SCANIA systems including references 1438743, 1503115, 1545984, 1774653, 1859656, 2197004, 503115, and 545984. Maintaining precise tension is essential for preventing overheating and ensuring the longevity of the engine's accessory drive.

Workshop technicians should ensure that the mounting surfaces are clean and that the belt alignment is verified during installation to prevent premature wear. Regular inspection of the tensioning mechanism is recommended during standard service intervals to detect any signs of excessive vibration or mechanical play in the cooling system assembly.

Other OEMs

DAYCO

  • APV1052

SCANIA

  • 545984
  • 503115
  • 2197004
  • 1859656
  • 1774653
  • 1545984
  • 1503115
  • 1438743

Vehicles Used

BrandModelEngine
DAYCO
SCANIA

FAQ

Which OEM numbers is this part compatible with?
This part is compatible with SCANIA codes: 1438743, 1503115, 1545984, 1774653, 1859656, 2197004, 503115, 545984 and DAYCO APV1052.
Is this part suitable for heavy commercial vehicles?
Yes, this belt tensioner is specifically designed for heavy commercial vehicle cooling systems to ensure durability under load.
What is the main function of this component?
The component maintains constant tension on the fan belt to ensure efficient operation of the cooling system.
Can I use this as an equivalent for DAYCO parts?
Yes, it serves as a high-quality equivalent for the DAYCO APV1052 reference in compatible systems.
Does this part require specific installation tools?
Standard workshop tools for belt tensioning are sufficient; however, proper alignment with the pulley system is crucial.