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Common AC Problems in Kenya

Admin — Mon, 13 May 2024 08:28:06 +0000

When your air conditioner stops working properly, it can quickly turn your Nairobi home or office into an uncomfortable space. The good news is that most AC problems can be detected early and repaired before they become major breakdowns if you know what to look for.

In this guide, we’ll walk you through the most common AC problems in Nairobi, how to diagnose warning signs, and when to call a professional like Natsan Works for expert air conditioner repair and maintenance.

1. Weak or No Cooling

What It Means

If your AC is running but not cooling effectively, the issue could range from low refrigerant levels to clogged air filters or a failing compressor.

What You Can Check

Make sure your thermostat is set correctly.
Check and clean or replace the air filter.
Ensure the outdoor unit (condenser) is free from debris and dust.

When to Call Natsan Works

If cleaning and basic checks don’t fix the problem, it’s time for a professional inspection. Natsan’s technicians can diagnose refrigerant leaks, compressor faults, or electrical issues — and restore your cooling fast.

2. Strange Noises or Vibrations

What It Means

Banging, rattling, or screeching sounds often indicate a loose part, worn bearings, or debris inside the unit. Ignoring these noises can lead to major mechanical damage.

When to Call Natsan Works

Unusual sounds should be addressed immediately. Natsan’s experts can safely open and inspect your system, tighten components, and replace worn parts before they fail completely.

3. Water Leaks or Excessive Moisture

What It Means

If you see water dripping from your indoor unit or pooling around the outdoor unit, your AC may have a clogged condensate drain, dirty coils, or a frozen evaporator coil.

What You Can Check

Ensure the AC is properly leveled.
Turn off the unit and let ice melt if you notice freezing.
Check for obvious blockages in the drainage line.

When to Call Natsan Works

Water leakage can damage ceilings, walls, and wiring. Contact Natsan for a full system cleaning and drain line unclogging to prevent long-term damage.

4. Frequent On-and-Off Cycling

What It Means

Short cycling when your AC frequently turns on and off can be caused by a dirty condenser coil, low refrigerant, or incorrect system sizing. This reduces efficiency and increases wear on components.

When to Natsan Works

If your AC cycles too often, Natsan Works can evaluate the root cause, check refrigerant levels, and ensure your system is optimized for energy efficiency.

5. High Electricity Bills

What It Means

A sudden spike in your electricity bill may indicate that your AC is working harder than it should often due to dirty filters, leaks, or inefficient operation.

What You Can Check

Clean or replace filters.
Ensure all windows and doors are sealed.
Use energy-saving settings.

When to Call Natsan Works

If bills remain unusually high, a full inspection from Natsan Works can identify efficiency problems, calibrate your thermostat, and restore your system’s performance.

6. AC Not Turning On at All

What It Means

If your air conditioner fails to power on, the problem could be an electrical issue, blown fuse, or faulty capacitor. Sometimes, thermostat malfunctions are to blame.

When to Call Natsan Works

Avoid trying to fix electrical issues yourself. Natsan’s trained professionals can safely troubleshoot electrical circuits, replace faulty components, and get your system running again.

7. Frozen Evaporator Coils

What It Means

Ice buildup on the evaporator coils is a clear sign of restricted airflow or refrigerant issues. If left unattended, it can cause compressor failure.

What You Can Do

Turn off the unit and allow the ice to melt completely. Replace or clean filters.

When to Call Natsan Works

If freezing occurs repeatedly, schedule professional servicing. Natsan will check for refrigerant leaks and ensure proper airflow and insulation.

How to Know When It’s Time for Professional AC Repair

You should call a professional AC technician in Nairobi when:

Your system runs but doesn’t cool effectively.
Strange noises or smells persist.
You notice leaks, ice buildup, or weak airflow.
The AC fails to start, or electricity bills spike unexpectedly.
You’ve cleaned filters and basic parts, but problems remain.

DIY fixes are fine for minor maintenance, but technical issues require trained expertise — and that’s where Natsan Works comes in

General Use/Purpose Water Purifier ?

Admin — Mon, 13 May 2024 08:26:39 +0000

General Use/Purpose Water Purifier ?

This machine is designed to purify borehole water in large volume.

It purifies water with high level of fluoride, total suspended solids, turbidity, colour, iron etc. expect those contaminants removed by the reverse osmosis membrane i.e. sodium.

It is suitable for residential buildings for purification of water for general use like; flushing toilets, washing clothes, floors etc.

It can be used for irrigation purposes.

How Does a General Purpose Water Purifier Work?

Stage 1: Pre-Filtration

In this stage, a tank is designed to remove large, visible solid particles.

As water flows through the filter, large particles such as sand rust and dirt are trapped by the fiber filters. All the impurities are also trapped by the filter.

Stage 2: Activated Carbon Filter

After pre-filtration, water flows to the carbon activated filter where chlorine, oduor and other impurities like pesticides are removed.

It removes wide range of chemical contaminants.

Stage 3: Ultrafiltration Membrane

This a semi-permeable membrane used in separation of total suspended solids, contaminants and molecules found in water.

The UF membrane removes turbidity and colour very effectively.. Total suspended solids, clay are removed thus making water visibly clear.

Stage 4: Uv Sterilization

In this stage, water passes through a chamber with ultraviolet (UV) lamp which eliminates all the microorganisms such as bacteria, parasites and viruses.

Stage 5: Storage Tank

After the purification process, water is directed to a storage tank ready for usage.

What are The Benefits of Using a General Purpose Water Purifier?

Versatility

It purifies water from various sources i.e. boreholes, groundwater, rainwater, taps and other sources.

It is not limited to a specific type of water source or type of contaminant.

Monitoring and maintenance is easy

Most of the models are durable and lasts for long time with proper care

Routine maintenance can be easily performed by the user by replacing old filters with new ones and visual inspection of the machine.

Removes wide range of contaminants

It eliminates all physical impurities such as sand and other microorganisms.

Health protection

Through the removal of pathogens the general purpose water purifier helps in prevention of waterborne diseases such as Typhoid, Cholera etc.

Choosing the Right Chiller (Cooling Tank)

Admin — Mon, 13 May 2024 08:24:42 +0000

A cooler/chiller is a refrigeration unit designed to rapidly cool down substances ie milk, juice etc.

Types of coolers/ chillers

Immersion coolers

These coolers have a refrigeration unit that directly cools the milk

Surface coolers

In these coolers use a refrigerated plate to cool the milk from outside

How a Cooler/Chiller Works:

Rapid Cooling: After pasteurization, milk enters the cooler, where it is rapidly cooled by the cooler’s refrigeration system, bringing it down to the target temperature (around 4°C) quickly, within 1-2 hours, to maintain quality and prevent bacterial growth.
Storage: Once cooled, the milk can be stored in the cooler until it is ready for packaging, transportation, or further processing. The cooler helps maintain a steady, safe temperature for milk until it’s handled or distributed.

What are the importance of using chillers or coolers in Kenya?

Using chillers or coolers in Kenya, particularly in the dairy industry, has several key importances that contribute to the safety, quality, and efficiency of milk production and storage. Here are the main reasons why they are essential:

Prevents Milk Spoilage

Milk is highly perishable, and without proper cooling, bacteria can grow rapidly, leading to spoilage. Chillers help reduce the milk’s temperature quickly after milking or pasteurization, preventing bacterial growth and extending the milk’s shelf life.

Ensures Food Safety

Rapid cooling helps eliminate the risk of contamination by harmful pathogens (such as Salmonella, E. coli, and Listeria), which can lead to foodborne illnesses. This is especially important in Kenya, where diseases from improperly handled milk can cause health risks to consumers.

Maintains Milk Quality

Cooling milk quickly after milking preserves its taste, texture, and nutritional value. Fresh milk that has been properly chilled retains its flavor and consistency, making it more appealing to consumers. It also maintains the milk’s vitamin content and protein structure.

Compliance with Regulations

The Kenya Dairy Board (KDB) has regulations that require milk to be cooled to a specific temperature within a certain time frame after milking. Using coolers ensures that milk meets these regulatory standards, helping farmers and processors comply with health and safety guidelines.

Reduces the Risk of Off-flavors

Milk that is not cooled quickly after milking can develop off-flavors and spoilage due to bacterial growth and fermentation. Chillers prevent this, ensuring that the milk maintains a clean, fresh taste and odor.

Increases Shelf Life

Proper cooling extends the shelf life of milk, allowing it to be stored for longer periods without compromising quality. This is especially crucial in Kenya’s rural areas, where transportation times to processing plants may be longer.

Improves Dairy Productivity

By using coolers, dairy farmers can store milk until it can be collected or processed. This allows for more flexible scheduling and can help increase the volume of milk that is collected or processed, leading to better economic returns for farmers.

Boosts Market Access

Proper cooling allows milk to be transported over longer distances without spoilage. This helps dairy farmers in remote areas of Kenya access larger urban markets, thus broadening their customer base and increasing profitability.

Reduces Wastage

Without adequate cooling, milk can spoil within a few hours, leading to significant losses. Chillers prevent waste by keeping milk fresh for extended periods, ensuring more milk is processed, sold, or consumed.

Supports Small-Scale Farmers

For small-scale dairy farmers in Kenya, using affordable and efficient cooling solutions (such as solar-powered coolers) allows them to store milk before selling it or transporting it to processing plants, helping to reduce losses due to spoilage and ensuring they get better prices for their milk.

Energy Efficiency and Cost Savings

Modern chillers, especially those that are energy-efficient or use solar power, can help reduce the operating costs of cooling milk in rural or off-grid areas. By keeping milk cooler for longer, these systems also minimize the need for frequent transport or re-processing.

Helps in Value Addition

Chilled milk is essential for making other dairy products such as yogurt, cheese, and butter. Chillers preserve the milk’s quality, allowing dairy processors to produce high-quality value-added products that can be sold in the market, adding economic value to the dairy sector.

Choosing the Right Chiller (Cooling Tank) for Your Dairy Business

Investing in the right chiller (cooling tank) is essential for the success of your dairy business. From preserving milk quality to meeting regulatory standards, the right cooling solution can make all the difference.

At Natsan Works, we’re committed to providing innovative, reliable, and energy-efficient cooling solutions to help your business thrive.

Don’t wait to optimize your operations. Contact Natsan Works today and take the first step toward enhancing your dairy business! Reach out to us on +254 790 134932or write to us at sales@natsanworks.co.ke