332.04.0010 Scania Compatible Fan Tension Roller
332.04.0010
Summary
This fan tension roller is designed for Scania heavy commercial vehicle cooling systems. It ensures constant tension on the fan belt to prevent slipping and overheating in demanding engine environments. Equivalent to OE Dayco APV3064 and Scania 2089431.
| EAN Code | 8699031093352 |
|---|
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Compatible OEM Codes
-
SCANIA
- 2129402
- 2089431
-
DAYCO
- APV3064
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. By sitting between the crankshaft and fan pulleys, it prevents belt slip and minimizes vibration, ensuring the cooling system operates efficiently even under high thermal loads.Vehicle compatibility and fitment
This specific component is compatible with Scania trucks and related heavy-duty applications. To ensure correct fitment, it is essential to verify the pulley diameter, width, and mounting dimensions against the removed part, as engine architecture can vary even within the same vehicle series.Maintenance and troubleshooting
Technicians should inspect the roller during routine cooling system maintenance. Symptoms such as humming noises, belt squeal, or rising engine temperatures often indicate that the tensioner is no longer maintaining the required wrap angle or tension. Replacing the unit helps prevent premature belt wear and protects the water pump and alternator bearings.Selection guidance
When selecting a replacement, always prioritize the specific engine code and pulley profile to match the original system architecture. Consult your authorized distributor to confirm exact specifications for your specific Scania engine application.OE cross-reference
332.04.0010 (Fan Tension Roller Fan) is the equivalent of the Dayco and Scania OE numbers. This part directly replaces Dayco OE number APV3064. It also replaces Scania OE numbers 2089431, 2129402.Other OEMs
DAYCO
- APV3064
SCANIA
- 2129402
- 2089431
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| DAYCO | |||
| SCANIA |
FAQ
What are the symptoms of a failing fan tension roller?
Common signs include increased engine temperature, belt slipping, squealing or humming noises, and visible vibration in the belt drive line.
How can I ensure this roller fits my Scania engine?
Selection should be based on the engine code and physical comparison of the pulley diameter, width, and mounting thread pitch against the original part.
Does this component prevent belt wear?
Yes, by maintaining consistent tension and preventing belt slip, it reduces edge wear and extends the service life of the cooling system belts.
Can I replace just the bearing in a tensioner assembly?
While bearing kits exist for economical renewal, replacing the complete assembly is often preferred if there are signs of spring fatigue or arm wear.
What are the OE reference numbers of this part?
332.04.0010 directly replaces Dayco OE number APV3064. It also replaces Scania OE numbers 2089431, 2129402.