How to Clean Your Outdoor Air Conditioner Unit
                     How to Clean Your 
Outdoor Air Conditioner 
Unit
A step-by-step guide to maintain your AC's efficiency and longevity.
Presented by: The A/C Guys
Website: 
https://www.myacguys.com/blog/how-to-clean-outdoor-air-condition
er-unit/
Why Clean Your Outdoor 
AC Unit?
Extend lifespan Increase efficiency
Regular maintenance Cleaner units use less 
keeps your unit lasting energy
longer
Prevent repairs
Reduces chance of costly breakdowns
Safety Precautions Before Starting
Power Off Wear Protection Clear Area
Disconnect electricity completely Use gloves and goggles for Ensure space is dry and obstacle-
safety free
Step 1: Clear the 
Area
Remove Debris Maintain Clearance Check Obstructions
• Leaves Keep 2-3 feet of open space Look for nearby plants or objects 
• Twigs blocking airImproves airflow and efficiency
• Grass clippings
Step 2: Clean the Fins
Use Soft Brush
Gently clean dirt and dust
Avoid Damage
Do not bend or apply too much force
Straighten Fins
Ensure fins are aligned for airflow
Step 3: Clean the Coils
Apply Cleaner
Use coil cleaner spray evenly
Let Sit
Allow cleaner to dissolve dirt for minutes
Rinse Gently
Use water without damaging coils
Step 4: Clear the Drain Line
Remove Clogs Prevent Water Damage Maintain Dryness
Use vacuum or plumber’s Ensure drain flows freely Stops water buildup inside unit
snake
Final Thoughts & Ongoing Maintenance
Check Air Filter Professional Service Save Money
Replace if dirty or clogged Schedule yearly maintenance visits Clean units reduce repair costs and 
energy use