Indoor Environmental Quality HVAC Assessment of Centennial Lane Elementary School: October 15th, 2020 (HXCLES202000000D)

Assessor
Hummy Khan
Date
Outdoor Temperature
55°F
Relative Humidity
86%
Outdoor Dew Point
52°F

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

Unit
Check OK Comments
Tag Number
Displayed
No
Two rooftop units do not have tag number but other units do.
Status
Running
No
RTU-12 - Not running. Exhaust Fan 12 - EF does not appear to be running.
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 (no tag number) - Outdoor air damper 100% 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
No
Smaller RTU (no tag number) - Bypass around filters due to incorrect sizing.
Correct size
No
Smaller RTU (no tag number) - Incorrect size filters
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
Yes
No unusual odors, noise, or vibration
No
Exhaust Fan 8 and11 - Rattling.
Central Plant
Check OK Comments
Heating Central Plant
Boiler operational
Yes
Portable(s)
Check OK Comments
Thermostat
Thermostat setting acceptable
No
Portable 90- One thermostat (#2) system in "Cool" mode. Should be in "Auto" mode. Date and time on the thermostat is incorrect. Second thermostat (#1) display shows "Change air filter". Portable 88, 149- System in "Cool" mode, should be in "Auto". Portable 197- Schedule is not correct. Portable 230- Display shows "Change air filter".
Thermostat cover
Yes
Fan Mode Correct
No
Portable 197- Fan in "On" position, should be in "Auto".
Space Temperature Acceptable
No
Portable 149- Inside temperature 57 deg. f.
Misc. Comments
Work Order: 170554
Work Order Number(s)
170554
Issues found durring this assessment have been assigned to the above work order(s).