1. Commissioning the System

2. Use Service form 1A Proof of performance Speeds up Tech support Reduces recalls Commissioning

3. Balancing Orifices Works with all plenums 15, 35, 50% Easy to re-balance system

4. Airflow Checks U tube or Slope Gauge – best way Delta T in cooling 25-28 deg. Electric Heat Delta T check Motor Amperage

5. Static Pressure Affects on Fan Performance

6. Electric Heat Airflow Convert KW to BTU (3413 X KW = BTU) DeRate for 208 (.8) Cfm x’s1.08 x’s Temp. Diff. = BTU Compare to unit data

7. Winterizing Cooling Only Units Winter supply shut-offs Seal the return Winterize condensate Shut off breaker