Table 3 Maintenance suggestions for HVAC system
From: Heating, ventilation and air conditioning (HVAC) in intensive care unit
S. N. | HVAC system maintenance |
|---|---|
1 | Ensure proper labelling of parts of HVAC plant including the direction of airflow mentioning OA, SA, RA and EA. |
2 | Outside air intakes must be examined for any dust and moisture. |
3 | Drain pans and pipes checked for any accumulation of condensate water. |
4 | Clean condenser and evaporator coils. |
5 | Indoor air quality should be frequently checked usually every 6 months. |
6 | HEPA filter efficiency tests and efficiency rating label every 6 months. |
7 | Lubricate motors bearings, fans and moving parts. |
8 | Continuous monitoring of the humidity and temperature in ICU. |