Indoor Environmental Quality HVAC Assessment of Ducketts Lane Elementary School: April 5th, 2022 (HXDLES2022000082)

School

Ducketts Lane Elementary School

Assessor

Christopher Madden

Date

April 5th, 2022

Outdoor Temperature

52°F

Relative Humidity

77%

Outdoor Dew Point

45°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
Correct size	Yes
Free from excessive loading, dampness or odor	Yes
Not collapsed/not fallen off	Yes Work Order Closed by Building Maintenance	DOAS-1 - The cardboard on one of the filters is loosing rigidity.
Present (not missing)	Yes
Date and initials written	Yes
Heating Coils
Clean, no noticeable leaks, or obstructions	Yes Work Order Closed by Building Maintenance	HPU-9, HPU-13, HPU-19, HPU-56 - Coils dirty.
Cooling Coils
Clean, no noticeable leaks, or obstructions	Yes Work Order Closed by Building Maintenance	HPU-9, HPU-13, HPU-19, HPU-56 - Coils dirty. DOAS-1 and DOAS- 3 - Coils dirty.
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
Heating Central Plant
Boiler operational	Yes

Misc. Comments

Filters improperly stored (out of box) on HPU-8 (9 Filters), HPU-4/9 (9 filters), and HPU-55 (8 Filters).

Note: Only a representative sampling of HPU's were assessed.

Work Order Number(s)

231007

Issues found durring this assessment have been assigned to the above work order(s).