Indoor Environmental Quality HVAC Assessment of Clarksville Middle School: February 22nd, 2021 (HXXCMS2021000034)

Assessor
Hummy Khan
Date
Outdoor Temperature
34°F
Relative Humidity
35%
Outdoor Dew Point
11°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
No
RTU-6A and RTU-3 - Outside air dampers closed. RTU-2 - Outside air dampers closed on one side but partially open on the other side.
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
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
No
RTU-3- Relief fan not working.
No unusual odors, noise, or vibration
No
EF - 32 making noise.
Central Plant
Check OK Comments
Heating Central Plant
Boiler operational
Yes
Portable(s)
Check OK Comments
Thermostat
Thermostat setting acceptable
No
Portable #39, 41 (thermostat-1), #42 (thermostat-2), 70 deg occupied heating space temperature during unoccupied mode. Portable # 235- Heating set point 74 deg instead of 70 deg. Portable # 41-2-"Replace battery" message on thermostat screen display. Portable 43 - (thermostats 1 and 2) set point 71 instead of 70 deg. Portable 43 - (thermostat 1) set point 71 instead of 70 deg.
Thermostat cover
No
Portable # 235 - No thermostat cover. Portable 41- A front cover was missing but found it laying on a table and reinstalled it and locked it while on site.
Fan Mode Correct
Yes
Space Temperature Acceptable
No
Portable # 41-(Thermostat-2) - Maintaining 73 deg space temperature even though the heating set point is 70 deg. Portable #43 (Thermostat-2) maintaining 77 deg space temperature.
Misc. Comments
All the thermostats in all the portables need to be checked for proper operation, calibration and settings.

Work Order: 181091
Work Order Number(s)
181091
Issues found durring this assessment have been assigned to the above work order(s).