HVAC Emergency Checklist: What to Do Before the Technician Arrives

When your HVAC system fails unexpectedly, knowing what to do can prevent further damage and keep your family safe until help arrives.

Immediate Safety Steps

If You Smell Gas 1. Do NOT turn on any electrical switches or lights 2. Do NOT use your phone inside the house 3. Leave immediately with all family members 4. Call 911 and your gas company from outside 5. Wait for professionals before re-entering

If You Smell Burning 1. Turn off the system immediately 2. Check for visible smoke or fire 3. If safe, turn off the breaker to the HVAC system 4. Call for emergency service

For AC Failures

1. Check the thermostat - Ensure it's set to COOL and below room temperature 2. Check the circuit breaker - Reset if tripped (if it trips again, leave it off) 3. Check the air filter - A clogged filter can cause shutdowns 4. Inspect the outdoor unit - Clear any visible debris blocking airflow 5. Turn off the system - Prevents damage while waiting for service

For Heating Failures

1. Check the thermostat - Ensure it's set to HEAT and above room temperature 2. Check circuit breakers and pilot light (if applicable) 3. Check the air filter - Replace if dirty 4. Look for error codes - Note any blinking lights on the furnace 5. Use space heaters safely - Keep away from flammables, never leave unattended

Information to Have Ready

• When you call for service, have this information ready:
• Make and model of your system (usually on a label)
• Description of the problem
• Any error codes displayed
• When the problem started
• Any unusual sounds or smells
• What you've already tried

Staying Comfortable

• While waiting for service:
• Close blinds/curtains to block heat (summer) or retain heat (winter)
• Use fans to circulate air
• Stay hydrated in hot weather
• Layer clothing in cold weather
• Consider temporarily relocating vulnerable family members

Remember: Our emergency technicians respond within 45 minutes on average. Help is on the way.