Indoor Environmental Quality HVAC Assessment of Dunloggin Middle School: May 11th, 2023 (HXXDMS20230000DE)

Assessor
Christopher Madden
Date
Outdoor Temperature
50°F
Relative Humidity
83%
Outdoor Dew Point
45°F

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

Unit
Check OK Comments
Tag Number
Displayed
Yes
Status
Running
Yes
Kitchen Unit - Not running, no concerns as kitchen was not operational at the time of the site visit.
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
The outside air dampers cannot be viewed directly in most units due to the duct configuration.
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
RTU-6 - Filter bypass.
Correct size
Yes
Work Order Closed by Building Maintenance
RTU-6 - Filters may not be correct size or bypass plate needs to be installed.
Free from excessive loading, dampness or odor
Yes
Work Order Closed by Building Maintenance
General (primary-filters) - Heavy loading on filters. They are slated to be replaced in June 2023. General (pre-filters) - Mild to heavy loading, per dates on filters, they are to be replaced next month.
Not collapsed/not fallen off
Yes
Work Order Closed by Building Maintenance
AHU-3 - The exterior of the final filters are beginning to rip.
Present (not missing)
Yes
Date and initials written
Yes
Heating Coils
Clean, no noticeable leaks, or obstructions
Yes
Work Order Closed by Building Maintenance
RTU- 6 - Coils dusty near access door. AHU-2 - Dust/debris on coils.
Cooling Coils
Clean, no noticeable leaks, or obstructions
Yes
Work Order Closed by Building Maintenance
RTU- 6 - Coils dusty near access door. AHU-2 - Dust/debris on coils.
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
Fans and Motors
Check OK Comments
Condition
Operational
Yes
No unusual odors, noise, or vibration
Yes
Central Plant
Check OK Comments
Chilled Water Central Plant
Chiller operational
Yes
This chiller was not operational, likely due to low temperatures the morning of the assessment.
Heating Central Plant
Boiler operational
Yes
Misc. Comments
Portable 240 - Microwave and refrigerator in portable, directly next to thermostat, blocking access and may impact temperature around thermostat, giving the sensor a false room temperature (Administration alerted).

New air filters were stored out of the box in the penthouse.
Work Order Number(s)
282837
Issues found durring this assessment have been assigned to the above work order(s).