Key Topics Covered:

Drainage & Water Safety

• Condensate drain cleaning techniques
• Float switch inspection
• Preventing drain callbacks
• Avoiding double trap issues

Airflow & System Components

• Evaporator coil inspection and cleaning
• Blower wheel maintenance
• Filter replacement best practices
• Air handler cabinet cleaning

Plenum & Ductwork

• Identifying plenum leaks
• Mold growth assessment
• When to recommend upgrades
• Customer communication about air quality

Outdoor Unit Maintenance

• Condenser coil cleaning from inside out
• Refrigerant cap replacement
• Line set insulation inspection
• Missing screws and panels

Professional Standards

• Dating filters for accountability
• Customer-facing quality details
• Aesthetic considerations
• Building client trust through thoroughness

This training emphasizes the mindset of a quality HVAC technician who values maintenance and understands that every detail matters. Whether you’re a new technician or seasoned professional, this maintenance service checklist will help you deliver exceptional service and prevent callbacks.