CRECI Building Operations and Maintenance 2

Question 1

A commercial building's chiller plant is experiencing reduced cooling capacity. Which metric should a property manager first examine to diagnose the problem?

Accepted Answer

Chilled water supply and return temperature differential

Answer

Outdoor ambient temperature readings

Answer

Tenant thermostat setpoints

Answer

Electrical panel amperage draw

Question 2

Under OSHA's Hazard Communication Standard (HazCom 2012), how must chemical hazard information be conveyed to maintenance staff?

Accepted Answer

Safety Data Sheets (SDS) must be readily accessible and staff must be trained on their use

Answer

Verbal briefings from the facility manager are sufficient

Answer

Chemicals must be stored in locked rooms with no further documentation required

Answer

A single posted warning sign near chemical storage satisfies all requirements

Question 3

A property manager is reviewing a service contract for elevator maintenance. Which contract type transfers the most maintenance cost risk to the vendor?

Accepted Answer

Full-maintenance contract

Answer

Examination-only contract

Answer

Oil-and-grease contract

Answer

Time-and-materials contract

Question 4

What does a building's Power Usage Effectiveness (PUE) ratio measure?

Accepted Answer

Total facility power divided by IT equipment power, indicating data center energy efficiency

Answer

Kilowatt-hours consumed per square foot of rentable area

Answer

The ratio of renewable energy to total energy consumption

Answer

Peak demand load compared to contracted utility capacity

Question 5

When a fire sprinkler system undergoes a five-year internal inspection per NFPA 25, what is the inspector primarily looking for?

Accepted Answer

Pipe corrosion, tuberculation, organic growth, and foreign material obstruction

Answer

Correct sprinkler head color coding and heat ratings

Answer

Proper signage on fire department connections

Answer

Adequate water pressure at the main riser

Question 6

A commercial lease requires the tenant to maintain HVAC equipment serving their suite exclusively. The tenant fails to replace air filters for 18 months and the unit fails. Who is typically liable for the replacement cost?

Accepted Answer

The tenant, because the lease assigned them maintenance responsibility for that unit

Answer

The landlord, because HVAC is a building system regardless of lease language

Answer

The HVAC manufacturer under implied warranty

Answer

Both parties equally under comparative negligence principles

Question 7

Which preventive maintenance task is most effective at extending the life of a commercial rooftop HVAC unit's compressor?

Accepted Answer

Maintaining proper refrigerant charge and keeping condenser coils clean

Answer

Lubricating the supply fan bearings quarterly

Answer

Replacing the air filter monthly

Answer

Calibrating the thermostat annually