Heater Matrix 73980 Nissens Exchanger Interior 5Q0819031 5Q0819031B

Heater Matrix 73980 Nissens Exchanger Interior 5Q0819031 5Q0819031B

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Key Points
Quantity Included: 1 - Sold Individually
Core Depth (mm): 26
Core Length (mm): 172
Core Width (mm): 184
Extra Info: Without pipe
Cooling fins material: Aluminium
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Warm air production and safety by demisting the panes

The heater is an integral part of the engine cooling system. However, it contributes significantly to the climate system ensuring the production of warm air.  The heater is often located behind the dashboard or in the HVAC module.  

Hot coolant from the engine block passes through the heater, warming up the intake air blown on its surface by the interior blower. The air gets warmer and can be forwarded into the car cabin. 

As heater produces warm air during cold days in autumn and winter, it significantly improves safety by shortening the demisting of the vehicle’s panes.

 

Technical Details

Scale that precipitates from water applied instead of a proper coolant may block the heater core limiting the coolant flow. Sediment and grime from poor quality coolants, wrong coolant mixtures or residues of cooling system leak stops will also accumulate in the heater tubes limiting flow thus operation. 

Worn-out or broken thermostat valve may cause a restricted coolant flow thus preventing the heater to operate properly.

Due to its position in a damp environment, the heater is often exposed to corrosion which may cause leakages.

Lack of coolant caused by leakages (in other components as well) will result in improper heater operation.

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Discover the convenience and reliability of shopping with aceparts_uk on eBay. Browse our store, find the perfect automotive solutions, and experience excellent customer service. We look forward to serving you and meeting all your automotive needs.

1. What is a heat exchanger?

A heat exchanger is a device that transfers heat between two or more fluids (liquids, vapours, or gases) without mixing them. It's commonly used in heating, cooling, and ventilation systems in vehicles.

2. How does a heat exchanger work in a vehicle?

In a vehicle, the heat exchanger allows hot coolant from the engine to transfer heat to the air that is blown into the cabin, warming it up. This process also helps to maintain the engine at an optimal temperature by removing excess heat.

3. What are the signs of a failing heat exchanger?

Signs of a failing heat exchanger include a lack of heat inside the cabin, coolant leaks, fogging of windows with a sweet smell, and engine overheating.

4. Can a heat exchanger be repaired, or does it need to be replaced?

Minor issues like small leaks can sometimes be repaired, but in most cases, a failing heat exchanger will need to be replaced to ensure proper functioning.

5. How often should a heat exchanger be serviced or replaced?

A heat exchanger doesn’t typically have a set replacement interval, but it should be inspected regularly during vehicle maintenance, especially if there are signs of coolant leaks or reduced heating efficiency.

6. What causes a heat exchanger to fail?

Common causes of heat exchanger failure include corrosion, physical damage, and blockage from debris or scale build-up inside the system.

7. Can a clogged heat exchanger be cleaned?

Yes, a clogged heat exchanger can sometimes be cleaned to restore efficiency. However, if the clogging is severe or if there is significant corrosion, replacement might be necessary.

8. How does a faulty heat exchanger affect vehicle performance?

A faulty heat exchanger can lead to poor cabin heating, engine overheating, and in severe cases, it can cause the engine to overheat and fail, leading to costly repairs.

9. What should I do if I suspect my heat exchanger is leaking?

If you suspect a heat exchanger leak, it’s important to have it inspected by a professional mechanic as soon as possible to prevent further damage to your vehicle.

10. What are the benefits of maintaining a properly functioning heat exchanger?

Maintaining a properly functioning heat exchanger ensures efficient engine cooling, optimal cabin heating, reduced risk of engine damage, and overall improved vehicle performance.

Why shop with us?
  • 20+ years experienced eBay seller
  • FREE tracked UK delivery
  • 30 day hassle-free returns policy
  • 7 days-a-week customer support
  • Warranty available on all products

Need help or advice before purchasing?

Contact our customer support team who will be happy to assist.

Ask a question