Spring is the ideal time to prepare your cooling system for summer. This checklist ensures your AC is ready when you need it.
DIY Tasks
Air Filter - [ ] Check current filter condition - [ ] Replace with fresh filter - [ ] Note size for future purchases - [ ] Consider upgrading MERV rating for allergy season
Outdoor Unit - [ ] Turn off power to unit - [ ] Remove debris (leaves, grass, dirt) - [ ] Gently rinse coils with garden hose - [ ] Trim vegetation back 2+ feet - [ ] Ensure unit is level - [ ] Restore power
Indoor Unit Area - [ ] Check drain line for clogs - [ ] Pour cup of bleach solution down condensate drain - [ ] Ensure area is clean and accessible - [ ] Check for water stains indicating past issues
Vents and Registers - [ ] Vacuum all registers - [ ] Ensure none are blocked by furniture - [ ] Open any closed vents - [ ] Check for damaged registers
Thermostat - [ ] Replace batteries if applicable - [ ] Test both heating and cooling modes - [ ] Update programming for spring schedule - [ ] Clean any dust from unit
Professional Maintenance
What a Tune-Up Includes - Refrigerant level check - Electrical connection inspection - Thermostat calibration - Coil cleaning - Blower component inspection - Safety control testing - Capacitor check - Contactor inspection
When to Schedule - Before first hot spell - March-April ideal - Avoid May-June rush - Book early for best availability
Cost - Tune-up: $80-$150 - May include small repairs - Ask about maintenance plans
Prepare for Cooling Season
Test Your AC Now 1. Set thermostat to cool 2. Set temperature below current temp 3. Wait 5 minutes for startup 4. Verify cold air from vents 5. Listen for unusual sounds 6. Check outdoor unit operation
If Problems Arise - Schedule service before heat arrives - Note any warning signs - Better to address now than during heat wave
Seasonal Transition Tips
Bay Area Spring - Many days won't need AC - Use natural ventilation when possible - Pre-cool home during cool mornings - Close blinds before afternoon heat
Preparing for Heat Waves - Test AC before forecast hot spells - Stock up on filters - Know your HVAC company's emergency number
Annual Priorities
Every Spring - Professional tune-up - Filter replacement - Outdoor unit cleaning - System test
Every 2-3 Years - Duct inspection - Duct cleaning if needed - Refrigerant check
Every 5+ Years - Consider efficiency upgrades - Evaluate system replacement timing - Update insulation if needed
Spring Cleaning Impact
How Spring Cleaning Helps HVAC - Reduces dust load on filters - Improves air quality - Less strain on system
Focus Areas - Dust all surfaces - Vacuum thoroughly - Clean window treatments - Replace old filters in purifiers
Checklist Summary
DIY (Do Now) 1. Replace air filter 2. Clean outdoor unit 3. Clear condensate drain 4. Test AC operation 5. Update thermostat
Professional (Schedule Soon) 1. Spring tune-up 2. Address any found issues 3. Discuss concerns
Spring maintenance prevents summer breakdowns. A few hours now saves days of discomfort later.