METRO BOSTON HVAC
(781) 408-2506
Licensed MA #081600137 • Stoughton, MA

Spring & Summer HVAC Checklist

Prepare your cooling system for warm weather. Complete these tasks to ensure efficient, reliable performance.

Spring Startup Tasks

Schedule professional spring tune-up
Replace or clean air filter
Clean around outdoor condenser unit (2ft clearance)
Remove any winter cover from AC unit
Clear condensate drain line with vinegar
Inspect and clean supply/return vents
Test AC operation before first hot day
Check thermostat programming for summer schedule
Inspect visible ductwork for damage or gaps
Clean or replace humidifier filter (if applicable)

Summer Maintenance Tasks

Check air filter monthly (replace as needed)
Keep outdoor unit clear of grass, debris, leaves
Rinse condenser coils with garden hose monthly
Monitor condensate drain for clogs
Check for ice buildup on refrigerant lines
Verify all rooms cool evenly
Check window and door seals
Monitor energy bills for unusual spikes
Test CO and smoke detectors
Keep blinds/curtains closed during peak heat

When to Call a Pro

!AC running but not cooling
!Unusual noises or odors from system
!Water leaking from indoor unit
!Thermostat not responding
!Circuit breaker tripping repeatedly
!Ice on outdoor unit or refrigerant lines

Notes