Indoor Environmental Quality HVAC Assessment of Harper’s Choice Middle School: October 14th, 2022 (HXHCMS202200009E)

Assessor
Hummy Khan
Date
Outdoor Temperature
59°F
Relative Humidity
64%
Outdoor Dew Point
47°F

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

Unit
Check OK Comments
Tag Number
Displayed
Yes
Status
Running
Yes
Work Order Closed by Building Maintenance
Kitchen make up air unit not running, repeat finding.
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
Outside air dampers 100% open on AHU-1, but partially open on all other units.
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-2 and AHU-4 and other units- Incorrect size filters installed or blank cover plates missing causing air bypass around filters.
Correct size
Yes
Work Order Closed by Building Maintenance
AHU-2, 4, and other units - Incorrect size filters installed or blank cover plates missing.
Free from excessive loading, dampness or odor
Yes
Not collapsed/not fallen off
Yes
Present (not missing)
Yes
Work Order Closed by Building Maintenance
Second set of filters missing from all air handling units.
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
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
Turned off due to heating season.
Cooling tower operational
Yes
Turned off due to heating season.
Heating Central Plant
Boiler operational
Yes
Portable(s)
Check OK Comments
Thermostat
Thermostat setting acceptable
Yes
Work Order Closed by Building Maintenance
Portable 92- Thermostat in "cool" and "temperature hold" mode instead of "Auto" mode. Changed it to "Auto" mode while on site.
Thermostat cover
Yes
Fan Mode Correct
Yes
Space Temperature Acceptable
Yes
Work Order Number(s)
258477
Issues found durring this assessment have been assigned to the above work order(s).