How to Choose a Trustworthy Aircon Technician

Hiring someone to service your aircon shouldn't feel like a gamble, but for a lot of people it does. You can't see inside the unit, you don't know what a fair price is, and you're trusting that the work was actually done. Most technicians are genuine. This guide is about spotting the ones who aren't — and knowing what “good” looks like.

Red flags to watch for

• A blind gas top-up. If someone tops up your refrigerant without checking for a leak first, that's the classic upsell. Refrigerant doesn't run out on its own — if it's low, it leaked. Topping up without finding the leak means you'll be paying again soon.
• A “service” that takes ten minutes. A genuine clean takes time. If a technician wipes the filter, sprays a bit of water and is gone in ten minutes, you paid for a service you didn't get.
• Vague or shifting pricing. “We'll see when we get there” that turns into a much bigger bill is a warning sign. A trustworthy provider quotes a fixed price up front.
• No business identity. A real business has a registered company name (an SSM registration in Malaysia), a traceable contact, and reviews you can read. Be cautious with an anonymous number and no footprint.
• Pressure to replace parts immediately. Sometimes parts genuinely fail. But high-pressure “you must replace this now” tactics, with no clear explanation, deserve a second opinion.

Green flags — what good looks like

• A registered business. A real SSM-registered company stands behind its work and can be held accountable.
• Properly trained technicians. Work involving refrigerant and electrical components should be done by people trained for it — in Malaysia, that includes JKKP (DOSH) competency for the relevant work.
• A fixed price before work starts. You should know what you're paying before anyone opens the unit, with any genuine extras explained and agreed first.
• A clear guarantee. A provider confident in its work will stand behind it. ServisYou backs every job with a 7-day satisfaction guarantee.
• Reviews and a real reputation. Consistent, readable feedback from other customers is one of the best signals you have.

Before, during and after

Before: get the price in writing, confirm what's included, and check the business is real. During: a proper service takes time and reaches more than the filter — ask what's being cleaned. After: the unit should cool noticeably better; if it doesn't, a guarantee means you have recourse. Paying after the work is done, against a price agreed beforehand, keeps everyone honest.