If a technician needs to check the refrigerant pressures on a ...

[mspears3]

If a technician needs to check the refrigerant pressures on a system with a small charge:
 
  A) A short refrigeration gauge should be used.
  B) A standard gauge manifold set should be connected to both sides of the system.
  C) Only the low side of the gauge manifold set should be connected.
  D) Only the high side of the gauge manifold set should be connected.

Question 2

In a direct digital control system the primary controller is the
 
  A) bleed type thermostat. B) voltage amplifier.
  C) HVACR computer. D) Wheatstone bridge.

[frankwu0507]

Answer to Question 1

A

Answer to Question 2

C

[mspears3]

Wow, this really help

[shailee]

TYSM