Skip to main content

Refrigeration & Air Conditioning Mechanic Red Seal · Question

How does increasing the refrigerant charge in a fixed orifice (capillary tube) system typically affect the subcooling at the condenser outlet?

Increasing the refrigerant charge typically leads to more liquid accumulation in the condenser, which allows for more heat removal from the liquid refrigerant,

Start free practice for Refrigeration & Air Conditioning Mechanic Red Seal

500 questions · no signup required · 40 free questions per day

Start Practice →

Question: How does increasing the refrigerant charge in a fixed orifice (capillary tube) system typically affect the subcooling at the condenser outlet?

Answer options:

  • It decreases subcooling. ✅ It increases subcooling.
  • It has no direct effect on subcooling.
  • It only affects superheat, not subcooling.

Correct answer: It increases subcooling.

Explanation: Increasing the refrigerant charge typically leads to more liquid accumulation in the condenser, which allows for more heat removal from the liquid refrigerant, thus increasing subcooling.

Start free practice for Refrigeration & Air Conditioning Mechanic Red Seal

500 questions · no signup required · 40 free questions per day

Start Practice →

More about Refrigeration & Air Conditioning Mechanic Red Seal

Related Questions

More for Refrigeration & Air Conditioning Mechanic Red Seal candidates

Ready to practice?

Free, no signup required. Build a wrong-question list as you go.

Start Free Refrigeration & Air Conditioning Mechanic Red Seal Practice →

Related courses

Other Canadian certifications candidates often prepare for alongside this one.