How much electricity does a 1.5 ton AC use?

A 1.5 ton AC typically consumes around 1.2 to 1.5 units per hour depending on efficiency.

What is the monthly cost of running an AC?

The monthly cost is usually between ₹2,000 and ₹3,000 depending on usage.

Does inverter AC save electricity?

Yes, inverter ACs can save up to 30–40% electricity compared to non-inverter models.

Navigation

Calculate My AC Bill

HomeAC QuestionsAC Remote Not Working — What to Do (Step-by-Step Fix)

AC Remote Not Working — What to Do (Step-by-Step Fix)

If your AC remote is not working, start with the simplest fix first: replace the batteries. This solves 70% of all AC remote problems immediately.

Data Verified: 2026

Step 1: Replace batteries with fresh AAA batteries — even if the display is showing, weak batteries cause intermittent button failures. Step 2: Check for CL on the display — if present, hold Temp + and Temp – for 3–5 seconds to unlock. Step 3: Clean the IR transmitter tip (the black plastic end) gently with a dry cloth. Step 4: Ensure nothing is blocking the path between the remote and the AC's IR receiver sensor on the indoor unit.

To verify the IR transmitter is working: point your remote at your smartphone camera (front or rear) and press any button. If you see a flash on your phone screen, the remote is transmitting and the problem is with the AC's receiver or sensor. If there is no flash, the IR transmitter has failed.

If the remote display is blank, the batteries are dead or inserted incorrectly. If the display shows but AC does not respond, check for CL lock, clean the AC sensor with a dry cloth, and test from within 1 metre of the indoor unit.

Use our free average AC bill per month in India, AC monthly running cost and AC cost per month 1.5 ton to instantly find out your exact electricity cost — no signup required.

Frequently Asked Questions

My AC remote display works but AC does not respond — why?

Most likely causes: Child Lock active (check for CL), dirty IR sensor on the AC unit, or something blocking the signal path. Clean the sensor and test from 1 metre distance.

How do I know if my AC remote IR is working?

Point the remote at your phone camera and press a button. You will see a purple/white flash on your screen if the IR is working. No flash means the transmitter has failed.

Should I buy a new remote if nothing works?

Only if the battery reset and IR test both confirm the remote is faulty. Universal remotes compatible with Indian AC brands are available for ₹150–250 on Amazon/Flipkart.

Calculate Your Exact Bill

Instant result — takes 30 seconds

AC Remote Complete Fix Guide

Deep-dive guide