Hvac certification - Study guides, Class notes & Summaries

SOS MECHANIC CERTIFICATION- HVAC EXAM QUESTIONS AND CORRECT VERIFIED ANSWERS UPDATED 2024/2025 BEST RATED A+

HVAC Certification Practice Tests 100% Correct Solved Propane and Butane are _______ than air: - Correct Answer ️️ -Heavier What will be the resistance in the circuit if the supply voltage is 30V and current flowing through the circuit is 5A - Correct Answer ️️ -6 ohms Temperature at which oil starts to produce a waxy substance that may interfere with the refrigeration system - Correct Answer ️️ -Floc point What manifold gauge set is used to charge, evacuate, add oil and recove...

Michigan Mechanic Certification- HVAC

Propane and Butane are _______ than air: - Answer-Heavier What will be the resistance in the circuit if the supply voltage is 30V and current flowing through the circuit is 5A - Answer-6 ohms Temperature at which oil starts to produce a waxy substance that may interfere with the refrigeration system - Answer-Floc point What manifold gauge set is used to charge, evacuate, add oil and recover refrigerant from a refrigeration and air conditioning system? - Answer-Yellow hose Where is the oil...

Hvac Certification Practice Tests With Questions And Answers 2024

SOS Mechanic Certification- HVAC

Cooling system leak diagnosis - Answer Pressure test or dye test Purpose of a radiator - Answer The purpose of the radiator is to dissipate heat that is picked up by coolant in the engine into the air passing through its fins and tubes Symptoms of low coolant - Answer Engine overheating and no heat from the HVAC system Purpose of the thermostat - Answer The purpose of the thermostat is to trap the coolant in the engine until it reaches it operating temperature Cause of lo...

HVAC Certification Practice Tests 100% Correct Solved Propane and Butane are _______ than air: - Correct Answer ️️ -Heavier What will be the resistance in the circuit if the supply voltage is 30V and current flowing through the circuit is 5A - Correct Answer ️️ -6 ohms Temperature at which oil starts to produce a waxy substance that may interfere with the refrigeration system - Correct Answer ️️ -Floc point What manifold gauge set is used to charge, evacuate, add oil and recove...

Michigan Mechanic Certification- HVAC