The requirement for an equipment owner to repair a significant ...

[khang]

The requirement for an equipment owner to repair a significant refrigerant leak within 30 days can be
  waived if the owner _____.
 
  a. submits a plan for replacing the unit within one year
  b. submits a plan for replacing the unit within 180 days
  c. writes a letter explaining that the leak rate is only 50 percent of the charge per year
  d. writes a letter explaining that the refrigerant in use is an HFC

Question 2

When the outdoor temperature falls below the balance point, an air-to-air heat pump _____.
 
  a. must be shut down
  b. can no longer extract heat from the outside air
  c. requires supplemental heat
  d. can produce more heat than the structure requires

[lkanara2]

Answer to Question 1

a

Answer to Question 2

c

[khang]

Gracias!

[kusterl]

Thanks for the timely response, appreciate it