What is the buffer tank on an air-to-water heat pump system? ...

[wrbasek0]

What is the buffer tank on an air-to-water heat pump system?
 
  A) A tank in the suction line before the compressor that prevents liquid from returning to the compressor
  B) A large insulated tank of water that balances fluctuations in load
  C) A tank in the liquid line after the condenser that balances fluctuations in system capacity
  D) A large insulated tank of water that is heated with electric heating elements and serves as a backup heat source

Question 2

Sealed combustion oil furnaces use:
 
  A) A separate bottled oxygen supply for cleaner combustion.
  B) Special sealed airtight barometric draft regulators.
  C) High static oil burners.
  D) No vent because the combustion chamber is sealed.

[fromAlphatoOmega22]

Answer to Question 1

B

Answer to Question 2

C

[wrbasek0]

Thank you!

[fromAlphatoOmega22]

Always glad to help...