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Viessmann 7855596 Radial Fan NRG118 B1HA/B1KA

Rating:
5 5 4
4  Reviews Add Your Review
Special Price $454.68 Regular Price $504.69
In stock
SKU
7855596

The Viessmann 7855596 Radial Fan NRG118 B1Ha/B1Ka is a critical component that enhances the performance of HVAC systems. By effectively moving air throughout the system, this radial fan maintains steady circulation and controls temperature. This improves the performance of these systems, encouraging dependability and energy efficiency. The exhaust fan minimizes energy consumption and contributes to the maintenance of comfortable indoor environments by efficiently spreading warm or cooled air throughout the space. The Viessmann 7855596 Radial Fan is a solid option for enhancing the functionality and effectiveness of HVAC systems, which will ultimately result in increased user comfort and cost savings due to its sturdy design and accurate engineering.

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7855596 Viessmann Radial Fan Nrg118 B1ha/B1ka

The 7855596 Viessmann radial fan used in some Viessmann gas boilers, specifically models within the Vitodens 100-W series with a B1HA or B1KA burner configuration. It plays a crucial role in the combustion process by forcing air into the burner, ensuring efficient fuel combustion and proper heat generation. Specifically designed for Viessmann Vitodens 100-W boilers with B1HA or B1KA burner configurations. Not compatible with other Viessmann boiler models or different burner configurations.

Key features:

  • Weight: 3.86lbs/1750.87g.
  • High-efficiency design: The radial fan design provides efficient airflow, maximizing boiler performance and minimizing energy consumption.
  • Durable construction: Made from high-quality materials like aluminum or steel for long-lasting reliability and resistance to wear and tear.
  • Quiet operation: The fan operates at low noise levels, ensuring minimal disruption in your living space.
  • Easy installation and maintenance: Designed for straightforward replacement and maintenance by qualified technicians.

Signs of a Faulty Viessmann 7855596 Radial Fan

  • Reduced boiler efficiency: The boiler might struggle to maintain desired temperatures, leading to increased fuel consumption and higher energy bills.
  • Incomplete combustion: Incomplete combustion can lead to the formation of soot and carbon monoxide, which can be harmful to your health and damage the boiler.
  • Unusual noises: Loud humming, grinding, or rattling noises coming from the boiler can indicate a malfunctioning fan.
  • Error codes: The boiler control panel might display error codes related to fan malfunction.

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FAQs 

Q: What does the 7855596 Viessmann Radial Fan Nrg118 B1ha/B1ka do?

A: It's a radial fan in specific Viessmann Vitodens 100-W boilers with B1HA or B1KA burners. It forces air into the burner for efficient fuel combustion and heat generation.

Q: What Viessmann boiler models is it compatible with?

A: The Viessmann 7855596 radial fan is compatabile only with Vitodens 100-W models with B1HA or B1KA burner configurations. It's not compatible with other models or burner types.

Q: How much does a replacement radial fan typically cost?

A: The cost can vary depending on the source and location. Contact a qualified Viessmann technician for an accurate quote.

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Customer Questions
What maintenance is required for the Viessmann 7855596 Radial Fan?

Regularly clean the fan blades and housing to remove dust and debris that could reduce airflow. Inspect the motor and bearings for wear and lubricate if needed. Ensure secure mounting and proper alignment to prevent vibration. Routine checks extend fan life and maintain system efficiency.

What are common issues with the Viessmann 7855596 Radial Fan?

  • Reduced airflow due to dust or debris buildup.
  • Unusual humming or vibration noises.
  • Intermittent or failed motor operation.
  • Electrical connection faults.

Installation Steps

Step1: Turn off power to the boiler/ HVAC unit at the breaker and verify it’s off.

Step2: Remove the access panel and disconnect the old fan’s wiring harness.

Step3: Remove mounting screws and take out the old radial fan assembly.

Step4: Install the new radial fan in the same orientation and secure with screws.

Step5: Reconnect the wiring harness to matching terminals.

Step6: Replace the access panel, restore power, and test fan operation.