Can You Troubleshoot These Common HVAC Problems Like a Pro?Share:FacebookPinterestTwitterMailThe system constantly runs but struggles to reach set temperature. What’s a likely cause?84%Next Correct Incorrect Insufficient refrigerant leads to inefficient cooling. The system constantly runs but struggles to reach set temperature. What’s a likely cause? Undersized return duct Thermostat location Oversized unit Low refrigerant 84%
