Indoor Environmental Quality HVAC Assessment of Atholton Elementary School: April 10th, 2022 (HXXAES2022000083)

Assessor
Hummy Khan
Date
Outdoor Temperature
45°F
Relative Humidity
83%
Outdoor Dew Point
41°F

Air Handling Unit (Assess representative sample of RTU/AHU, including Portables)

Unit
Check OK Comments
Tag Number
Displayed
Yes
Work Order Closed by Building Maintenance
None of the exhaust fans have tag numbers.
Status
Running
Yes
Outdoor Air Intake and Outdoor Air Dampers
Check OK Comments
Outdoor Pollution
Free from pollution sources w/i 25 ft. (e.g. dumpster, chimney, etc.)
Yes
Louvers and Access Doors
Operating properly
Yes
Deflectors & Screens
Present
Yes
No debris
Yes
Dampers
Outside air damper: no obstructions
Yes
Work Order Closed by Building Maintenance
RTU-4- Several of the dampers (not sure if the return or supply) appeared to be closed. This needs to be checked out by Building Maintenance for proper operation.
Return air damper: no obstructions
Yes
Mixing Plenum
Check OK Comments
Clean
No excess dirt, not used for storage
Yes
Insulation
Secure and Clean
Yes
P-Trap (if present)
Charged with liquid
Yes
Filters and Coils
Check OK Comments
Filters
Free of any bypassing
Yes
Work Order Closed by Building Maintenance
AHU-1, AHU-2, and RTU-3 - Air bypass apparently due to incorrect size or missing filter.
Correct size
Yes
Work Order Closed by Building Maintenance
AHU-1, AHU-2, and RTU-3 - Incorrect size filters or missing filters.
Free from excessive loading, dampness or odor
Yes
Not collapsed/not fallen off
Yes
Present (not missing)
Yes
Work Order Closed by Building Maintenance
RTU-1A (Top Rack) - One final filter missing. AHU-1 and AHU-2 - A complete set of final filters is missing.
Date and initials written
Yes
Heating Coils
Clean, no noticeable leaks, or obstructions
Yes
Cooling Coils
Clean, no noticeable leaks, or obstructions
Yes
Access: Free of any obstructions in area that may affect access
Yes
Condensation: No excess condensation problems
Yes
Blowoff: Free of water from coil blowoff
Yes
Condensate Pan and Drain Line
No visible bacterial or fungal growth
Yes
Clean, no residue, no standing water
Yes
No Overflow, leakage, blockage, or damage
Yes
Proper slope, drain line ok, drainage acceptable, discharge okay
Yes
Work Order Closed by Building Maintenance
RTU-3- Broken fitting on condensate drain line.
Fans and Motors
Check OK Comments
Condition
Operational
Yes
Work Order Closed by Building Maintenance
Exhaust fan (no tag number) located near the mechanical room penthouse- Not running and "Need motor" written on the top of the fan itself. Another exhaust fan (no tag number) -Excessive noise.
No unusual odors, noise, or vibration
Yes
Central Plant
Check OK Comments
Chilled Water Central Plant
Chiller operational
Yes
Work Order Closed by Building Maintenance
Not operational due to heating season.
Cooling tower operational
Yes
Work Order Closed by Building Maintenance
Not operational due to heating season.
Heating Central Plant
Boiler operational
Yes
Portable(s)
Check OK Comments
Thermostat
Thermostat setting acceptable
Yes
Thermostat cover
Yes
Fan Mode Correct
Yes
Space Temperature Acceptable
Yes
Work Order Number(s)
232038
Issues found durring this assessment have been assigned to the above work order(s).