Indoor Environmental Quality HVAC Assessment of Hanover Hills Elementary School: June 12th, 2023 (HXHHES20230000E3)

Assessor
Christopher Madden
Date
Outdoor Temperature
75°F
Relative Humidity
73%
Outdoor Dew Point
66°F

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

Unit
Check OK Comments
Tag Number
Displayed
Yes
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
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
RAHU-2 - Minor bypass.
Correct size
Yes
Free from excessive loading, dampness or odor
Yes
Work Order Closed by Building Maintenance
All DOAUs - Moderated to heavy loading on filters. Filters beginning to fall apart. - Filters slated for replacement next month. It is recommended Building Maintenance consider a faster replacement cycle based on the condition observed during this assessment. RAHU-1, RAHU-3 and RAHU-4 - The pre-filters are over one-year old and should be replaced per HCPSS filter replacement schedule. The final filters are dated July 2021 and should be replaced per the the HCPSS filter replacement schedule.
Not collapsed/not fallen off
Yes
Work Order Closed by Building Maintenance
Dedicated Outside Air Unit (DOAU) - 4 - Filter out of rack. Replaced while onsite.
Present (not missing)
Yes
Date and initials written
Yes
Heating Coils
Clean, no noticeable leaks, or obstructions
Yes
Work Order Closed by Building Maintenance
RAHUE-3 - Debris on coils.
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
DOAS-2 - Condensate broken at first inlet.
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
Heating Central Plant
Boiler operational
Yes
Misc. Comments
All DOAUs - The energy wheels are not currently operational. This may be due to COVID, in which the energy wheels were disabled during Winter/Summer (ASHRAE recommendation). Given Summer is approaching, the wheels should be enabled.
Work Order Number(s)
286614
Issues found durring this assessment have been assigned to the above work order(s).