Why an Annual Checklist is Your Best Defence Against Summer Heat

When the Adelaide sun starts to bite, the last thing you want is a “mystery fault” on your roof. Many homeowners assume that if the fan is spinning, the system is fine. However, an evaporative cooler is a complex piece of equipment that handles both high-voltage electricity and constant water flow—a combination that requires precision to remain safe and efficient.

At Sharpe Trade Services, we don’t just “have a look” at your unit. We utilize a comprehensive multi-point checklist that serves as a health report for your system. Since 1970, we have been serving generations of the same household families, and we know that a documented service is the only way to guarantee a worry-free summer.

The Anatomy of a Professional Service

A “checklist” service ensures that every technician, every time, follows the same high standard. Here is why the specific steps on our checklist are vital for your home:

1. Electrical & Mechanical Safety

Using specialist diagnostic equipment, our in-house technicians test the fan motor and pump. We verify that the electrical draw (amperage) is within the manufacturer’s spec. This isn’t just about performance; it’s a fire safety check. An overworking motor is a heat risk.

2. The Bleed-Off Rate: The “Life Extender”

As water evaporates, it leaves behind minerals. Without a controlled “bleed” (draining a small amount of mineral-heavy water), these deposits will turn into a hard “scale” that destroys your cooling pads and blocks the pump.

• The Check: We calibrate the bleed-off or dump valve to suit Adelaide’s water hardness.
• The Result: Correct settings can effectively double the lifespan of your cooling pads.

3. Hygiene and Air Quality

Because these systems use water, they can become breeding grounds for bacteria and mould if left stagnant over winter.

• Deep Clean: We remove wind-blown dust and debris from the reservoir.
• Sanitisation: We apply an Ezydose sanitiser to the entire system. This doesn’t just make it smell “new”; it kills pathogens that can be circulated into your living rooms.

4. Lubrication & Moving Parts

Bearings and shafts are under immense stress during a 40°C heatwave. We apply specialist lubricants to ensure everything moves freely. This reduces noise—that annoying “grinding” or “squealing” sound—and prevents the motor from seizing.

Benefits of the Signed Checklist

• Proof of Service: A signed copy is your insurance that the work was actually performed to a high standard.
• Asset History: Photos and model documentation help us track the health of your unit year-on-year, allowing us to predict when pads or pumps might finally need replacement.
• Warranty Protection: Many manufacturer warranties require proof of professional annual servicing to remain valid.

The Sharpe Guarantee

Every service we perform is backed by our 10-year job warranty. We provide clear upfront quotations before any work begins, so there are no surprises on your bill. Our trusted and experienced team is here to ensure your system is making you comfortable, not costing you money in inefficient operation.