Commissioning verification checklist for commercial HVAC systems covering airflow refrigerant controls and performance
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| # | Inspection Item | OK | Defect | Action Required | Notes |
|---|---|---|---|---|---|
| Installation Verification | |||||
| 1 | Equipment matches approved drawings | ||||
| 2 | Ductwork installed per specification | ||||
| 3 | Insulation thickness and vapour barrier | ||||
| 4 | Piping and valves per design | ||||
| 5 | Equipment labels and asset tags fitted | ||||
| Airflow Balancing | |||||
| 6 | Supply air grille 1 (design vs actual L/s) | ||||
| 7 | Supply air grille 2 (design vs actual L/s) | ||||
| 8 | Return air grille (design vs actual L/s) | ||||
| 9 | Exhaust air grille (design vs actual L/s) | ||||
| 10 | Outside air intake (design vs actual L/s) | ||||
| 11 | Total system airflow within 10% of design | ||||
| Refrigerant System | |||||
| 12 | Suction pressure | ||||
| 13 | Discharge pressure | ||||
| 14 | Superheat | ||||
| 15 | Subcooling | ||||
| 16 | Refrigerant type matches nameplate | ||||
| 17 | No leak detected (electronic or soap test) | ||||
| Controls and Sequences | |||||
| 18 | Start sequence correct | ||||
| 19 | Stop sequence correct | ||||
| 20 | Staging / modulation | ||||
| 21 | Economy cycle operation | ||||
| 22 | Safety shutdown (high pressure) | ||||
| 23 | Safety shutdown (low pressure) | ||||
| 24 | Occupied / unoccupied changeover | ||||
| Performance and Handover | |||||
| 25 | Supply air temperature on design | ||||
| 26 | Zone temperature reaches setpoint | ||||
| 27 | Delta-T across coil within specification | ||||
| 28 | Noise level at occupied space | ||||
| 29 | Vibration isolation effective | ||||
| 30 | As-built drawings provided | ||||
| 31 | O&M manuals provided | ||||
I confirm that all items have been inspected/completed as indicated above. Any defects or concerns have been noted and reported.