CHFM MAINTENANCE & OPERATIONS QUESTIONS
High-rise building must be fully sprinkled by when? - answers :within 12 years of
adoption of lsc
Fire extinguishers provided for the purpose of cooking use what class? - answers :k
class (nfpa 10)
Fire eye on a boiler - answers :a sensor to verify the flame
Why do you blow-down a boiler? - answers :to remove sediment build up
What type of valve on a boiler is used for blow-down? - answers :knife
What type of valve are commonly used in steam systems? - answers :gate valve
A gallon of water weights? - answers :approx 8.33 lbs
The polarity of a stator pole is fixed (t of f) - answers :true
Examples of positive pressure rooms are? - answers :or, delivery rooms, trauma rooms,
pharmacy, labs, surgical sterile supply, rooms, clean rooms
Er waiting rooms, radiology waiting rooms, soiled rooms are examples of what? -
answers :negative pressure rooms
Icra stands for? - answers :infection control risk assessment
Minimum number of air exchanges per hour in an autopsy room? - answers :12 air
exchanges minimum 2 outdoor
Aii stands for? - answers :airborne infection isolation
Oxygen e cylinder holds how much - answers :approx 23cu
Maximum cubic feet of oxygen in a smoke compartment? - answers :300 cu.
Medical gases are heavier than air (t or f) - answers :true, therefore ventilation must be
from the ground level
Nosocomial infections are - answers :hospital acquired infections (also hai)
A pressure check should be performed after any hvac system is opened. T or f -
answers :true
High-rise building must be fully sprinkled by when? - answers :within 12 years of
adoption of lsc
Fire extinguishers provided for the purpose of cooking use what class? - answers :k
class (nfpa 10)
Fire eye on a boiler - answers :a sensor to verify the flame
Why do you blow-down a boiler? - answers :to remove sediment build up
What type of valve on a boiler is used for blow-down? - answers :knife
What type of valve are commonly used in steam systems? - answers :gate valve
A gallon of water weights? - answers :approx 8.33 lbs
The polarity of a stator pole is fixed (t of f) - answers :true
Examples of positive pressure rooms are? - answers :or, delivery rooms, trauma rooms,
pharmacy, labs, surgical sterile supply, rooms, clean rooms
Er waiting rooms, radiology waiting rooms, soiled rooms are examples of what? -
answers :negative pressure rooms
Icra stands for? - answers :infection control risk assessment
Minimum number of air exchanges per hour in an autopsy room? - answers :12 air
exchanges minimum 2 outdoor
Aii stands for? - answers :airborne infection isolation
Oxygen e cylinder holds how much - answers :approx 23cu
Maximum cubic feet of oxygen in a smoke compartment? - answers :300 cu.
Medical gases are heavier than air (t or f) - answers :true, therefore ventilation must be
from the ground level
Nosocomial infections are - answers :hospital acquired infections (also hai)
A pressure check should be performed after any hvac system is opened. T or f -
answers :true
