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FAW Rear Combined Lamp Assembly
FAW Rear Combined Lamp Assembly
2025-08-02
FAW Air Horn Logic Assembly
FAW Air Horn Logic Assembly
2025-08-02

FAW Electric Horn Logic Assemblyy

FAW Electric Horn Logic Assembly
FAW Electric Horn Logic Assembly
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What is the FAW Electric Horn Logic Assembly

  • The FAW Electric Horn Logic Assembly is a sophisticated electronic control unit specifically designed for FAW commercial trucks. It serves as the intelligent brain governing the vehicle’s audible warning system. This assembly processes driver inputs (steering wheel horn button presses) and manages the electrical power delivery to the actual horn units. Its “logic” ensures reliable activation, protects against electrical overloads, and may integrate features like programmable tone patterns or diagnostics. Correct operation of the Electric Horn Logic Assembly is essential for dependable, regulation-compliant horn performance, a critical safety function for alerting pedestrians and other vehicles.
  • This system typically controls one or more physical horn sounders. A key component often driven by this logic is the High-pitched Horn Assembly, which produces the sharp, penetrating tone essential for cutting through traffic noise. The High-pitched Horn Assembly is a standalone unit generating the audible signal. It is securely mounted to the vehicle’s chassis or front structure using a dedicated Electric Horn Bracket. This Electric Horn Bracket is engineered to provide a rigid, vibration-resistant platform, ensuring optimal sound projection and preventing damage to the horn diaphragm from excessive movement.
  • Mounting both the Electric Horn Logic Assembly and the High-pitched Horn Assembly (via its Electric Horn Bracket) requires robust, vibration-proof hardware due to the harsh under-hood environment. Key fasteners include:
  • Hexagon Flange Bolt: Often used to attach the High-pitched Horn Assembly directly to the Electric Horn Bracket. The integrated flange acts as a washer, distributing load and enhancing resistance to vibration loosening.
  • Hexagon Head Bolt: Used in conjunction with a Hexagon Nut (and often a Washer and Spring Washer) to securely fasten the Electric Horn Bracket itself to the truck’s frame or body panel. A second Hexagon Head Bolt and Hexagon Nut set (also typically paired with a Washer and Spring Washer) might be used to mount the Electric Horn Logic Assembly control box securely.
  • Washer: Used under bolt heads or nuts to protect surfaces and distribute clamping force.
  • Spring Washer: Crucial for locking applications. Placed under a Hexagon Nut, its spring tension applies constant pressure, preventing the nut from rotating loose due to engine and road vibrations, ensuring the Electric Horn Logic Assembly and High-pitched Horn Assembly remain firmly mounted.

Product Parameters of FAW Electric Horn Logic Assembly

Order Part NO. Part Name And Standards Oty
Electric Horn Logic Assembly
1 Q1840825 Hexagon  Flange Bolt 2
2 3721010-2000-C00 High-pitched  Horn Assembly 1
3 3721211-1546 Electric  Horn Bracket 1
4 CQ34008 Hexagon Nut 2
5 CQ1501675 Hexagon Head Bolt 1
6 CQ1501690 Hexagon Head Bolt 1
7 CQ34016 Hexagon Nut 2
8 Q40116 Washer 2
9 Q40316 Spring Washer 2
 

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