The primary and auxiliary drain lines should be A) piped ...

[yoroshambo]

The primary and auxiliary drain lines should be
 
  A) piped separately
  B) run level to assure an air seal
  C) connected inside the unit and then piped out together
  D) piped together to insure proper drainage

Question 2

When an air handler has both a DX cooling coil and a hot water heating coil, which coil is located first in the airstream?
 
  A) the hot water heating coil
  B) the two coils are in different airstreams
  C) the air does not travel over the hot water heating coil
  D) the DX cooling coil

[Zack0mack0101@yahoo.com]

Answer to Question 1

A

Answer to Question 2

A

[yoroshambo]

Thanks for the timely response, appreciate it

[nguyenhoanhat]

Excellent