Indoor Environmental Quality HVAC Assessment of Forest Ridge Elementary School: November 15th, 2021 (HXFRES2021000059)

Assessor
Hummy Khan
Date
Outdoor Temperature
43°F
Relative Humidity
53%
Outdoor Dew Point
28°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
Work Order Closed by Building Maintenance
Outside air dampers (OADs) on all AAON rooftop units (ACU-1, 2 and 3) appeared to be closed.
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
Correct size
Yes
Free from excessive loading, dampness or odor
Yes
Not collapsed/not fallen off
Yes
Present (not missing)
Yes
Work Order Closed by Building Maintenance
ACU-4 and all other similar units in the mechanical rooms designed to have two sets of filters, pre filters and final filters. Only one set of filters are installed.
Date and initials written
Yes
Work Order Closed by Building Maintenance
ACU-4 -No initials of the installing technicians on filters.
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
Work Order Closed by Building Maintenance
Exhaust fan (EF-6) - Not running.
No unusual odors, noise, or vibration
Yes
Central Plant
Check OK Comments
Chilled Water Central Plant
Cooling tower operational
Yes
Heating Central Plant
Boiler operational
Yes
Portable(s)
Check OK Comments
Thermostat
Thermostat setting acceptable
Yes
Thermostat cover
Yes
Work Order Closed by Building Maintenance
Portable 79- Thermostat front cover had been removed by someone and sitting on one side on a table. Thermostat covers should never be removed other than authorized personnel. I installed it back on while on site. System was set in "Heat" mode instead of "Auto" mode. Changed it to "Auto" mode while on site. Portable 199- Heating temperature was set at 72 degrees instead of 70 degrees. Changed it to 70 deg. while on site.
Fan Mode Correct
Yes
Space Temperature Acceptable
Yes
Work Order Number(s)
215199
Issues found durring this assessment have been assigned to the above work order(s).