- Clean Evaporator Coil
- Clean Evaporator Drain
- Clean or Replace Owner's Filters
- Monitor Expansion Valve
- Check Safety Controls
- Clean Condenser Coil
- Measure Temperature Drop
- Adjust Thermostat Calibration
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- Lubricate Fan Motors
- Check Capacitors & Relays
- Measure Amperage Draw
- Check Operating Pressures
- CLean & Adjust Burners
- Evaluate Vent System
- Check Manifold Pressure
- Inspect Valves
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- Check Gas Input
- Check Flame Baffle
- Clean Combustion Chamber
- Clean Heat Exchanger
- Test Thermocouple
- Measure Temperature Rise
- Apply Protective Coating To
Outdoor Unit
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