HVAC Checklist - Short Form - US EPA

HVAC Checklist - Short Form

Page 1 of 4

Building Name: ____________________________________________ Address: __________________________________________ Completed by: ___________________________________________ Date: ______________ File Number: ___________________ Sections 2, 4 and 6 and Appendix B discuss the relationships between the HVAC system and indoor air quality.

MECHANICAL ROOM

s Clean and dry? s Describe items in need of attention

Stored refuse or chemicals?

MAJOR MECHANICAL EQUIPMENT

s Preventive maintenance (PM) plan in use?

Control System

s Type

s System operation

s Date of last calibration

Boilers

s Rated Btu input

Condition

s Combustion air: is there at least one square inch free area per 2,000 Btu input?

s Fuel or combustion odors

Cooling Tower

s Clean? no leaks or overflow?

Slime or algae growth?

s Eliminator performance

s Biocide treatment working? (list type of biocide)

s Spill containment plan implemented?

Dirt separator working?

Chillers

s Refrigerant leaks?

s Evidence of condensation problems?

s Waste oil and refrigerant properly stored and disposed of?

191 Indoor Air Quality Forms

HVAC Checklist - Short Form

Page 2 of 4

Building Name: ____________________________________________ Address: __________________________________________ Completed by: ___________________________________________ Date: ______________ File Number: ___________________

AIR HANDLING UNIT

s Unit identification

Area served

Outdoor Air Intake, Mixing Plenum, and Damper

s Outdoor air intake location

s Nearby contaminant sources? (describe)

s Bird screen in place and unobstructed?

s Design total cfm

outdoor air (O.A.) cfm

date last tested and balanced

s Minimum % O.A. (damper setting)

Minimum cfm O.A.

s Current O.A. damper setting (date, time, and HVAC operating mode)

(total cfm x minimum % O.A.) =

100

s Damper control sequence (describe)

s Condition of dampers and controls (note date)

Fans

s Control sequence

s Condition (note date)

s Indicated temperatures

supply air

mixed air

return air

outdoor air

s Actual temperatures

supply air

mixed air

return air

outdoor air

Coils

s Heating fluid discharge temperature

T

cooling fluid discharge temperature

T

s Controls (describe)

s Condition (note date)

Humidifier

s Type

if biocide is used, note type

s Condition (no overflow, drains trapped, all nozzles working?)

s No slime, visible growth, or mineral deposits?

Indoor Air Quality Forms 192

HVAC Checklist - Short Form

Page 3 of 4

Building Name: ____________________________________________ Address: __________________________________________ Completed by: ___________________________________________ Date: ______________ File Number: ___________________

DISTRIBUTION SYSTEM

Zone/ Room

System Type

Supply Air

ducted/ unducted

cfm*

Return Air

ducted/ unducted

cfm*

Power Exhaust

cfm*

control

serves (e.g. toilet)

Condition of distribution system and terminal equipment (note locations of problems)

s Adequate access for maintenance?

s Ducts and coils clean and obstructed?

s Air paths unobstructed?

supply

return

transfer

exhaust

s Note locations of blocked air paths, diffusers, or grilles

s Any unintentional openings into plenums?

s Controls operating properly?

s Air volume correct?

s Drain pans clean? Any visible growth or odors?

make-up

Filters

Location

Type/Rating

Size

Date Last Changed

Condition (give date)

193 Indoor Air Quality Forms

HVAC Checklist - Short Form

Page 4 of 4

Building Name: ____________________________________________ Address: __________________________________________ Completed by: ___________________________________________ Date: ______________ File Number: ___________________

OCCUPIED SPACE

Thermostat types

Zone/ Room

Thermostat Location

What Does Thermostat

Control? (e.g., radiator,

AHU-3)

Setpoints

Summer

Winter

Measured Temperature

Day/ Time

Humidistats/Dehumidistats type

Zone/ Room

Humidistat/ Dehumidistat

Location

What Does It Control?

Setpoints (%RH)

Measured Temperature

Day/ Time

s Potential problems (note location) s Thermal comfort or air circulation (drafts, obstructed airflow, stagnant air, overcrowding, poor thermostat location)

s Malfunctioning equipment s Major sources of odors or contaminants (e.g., poor sanitation, incompatible uses of space)

Indoor Air Quality Forms 194

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