A short monthly check catches early signals that usually appear before expensive failures. The goal is not DIY repair. The goal is faster escalation with better context.
Primary question
What can I check quickly at home to catch aircon problems earlier?
Use the same room and similar settings each time so changes are easier to detect.
This log helps the technician assess faster and reduces speculative recommendations.
Escalate when the same issue returns after prior work, cooling drops quickly after top-up, or behavior changes suddenly after servicing.
At that point, waiting usually increases decision risk and repeat cost.
Set a practical service interval based on usage and symptom history, not fixed calendar habits.
Use this 48-hour validation checklist after servicing to detect unresolved issues early.
A preventive drainage checklist for Singapore homes before higher humidity and rain periods.
Tell us what is happening. We will assess first, advise one clear next step, and you decide.
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