AC Not Cooling? 7 Checks to Try Before Calling a Technician in Tezpur

Few things are as frustrating as an AC that runs all afternoon but never makes the room cold. The good news is that a few causes are simple enough to check yourself. Work through these seven checks before you call for a repair, and you will either solve the problem or be able to describe it clearly to the technician.

1. Check the mode and temperature

It sounds obvious, but it happens often. Make sure the remote is set to Cool mode, not Fan or Dry, and the temperature is set below the room temperature. A setting of 24 to 26 degrees is ideal.

2. Clean the air filters

Dirty filters are the most common reason for weak cooling. Open the front panel, slide out the filters, wash them with plain water and let them dry fully before putting them back.

3. Look at the outdoor unit

Is the outdoor fan spinning? Is the unit blocked by boxes, plants or a cover? The outdoor unit needs open space to release heat. If it sits in strong afternoon sun with no airflow, cooling suffers.

4. Check the power supply

Low voltage during the evening peak can stop the compressor from starting properly. If cooling is fine in the morning and weak in the evening, voltage may be the cause.

5. Close the room

Open doors, gaps under doors and sunlit windows let heat in faster than the AC can remove it. Close curtains during the afternoon and keep the door shut.

6. Check the AC size for the room

If the room is large, on the top floor or has a big west facing window, a 1 ton AC may simply be too small. This is a sizing issue rather than a fault.

7. Listen and look for warning signs

• Ice on the pipes or coil: often low gas or blocked airflow
• Hissing sound: possible gas leak
• Outdoor unit silent: capacitor, wiring or breaker problem
• Water leaking: blocked drain pipe

When to call a technician

If you have cleaned the filters, cleared the outdoor unit and the AC still does not cool, the cause is likely inside the system: low gas, a failed capacitor, a dirty coil that needs a wet service, or a faulty sensor. These need proper tools and training.

Fast help in Tezpur

Ashirbad Electronics diagnoses and repairs ACs that are not cooling, for all major brands in Tezpur. We explain the fault and share a quote before starting any work. Book a visit and we will get your room cool again.