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Questions and Answers
Which two terminals will have a jumper at the thermostat in a four wire control system?
Which two terminals will have a jumper at the thermostat in a four wire control system?
- c) Rh and Y
- b) Rc and Rh (correct)
- d) Rc and G
- a) Y and G
What should you do if the condenser coil is damaged?
What should you do if the condenser coil is damaged?
- b) Clean the condenser coil
- c) Calculate sub cooling
- a) Repair the condenser coil
- d) Replace the condenser coil (correct)
Which terminals in a four wire control system are not connected to the thermostat?
Which terminals in a four wire control system are not connected to the thermostat?
- b) Rc and Rh
- c) Rh and Y
- a) Y and G (correct)
- d) Rc and G
