Hvac test exam 2024 - Study guides, Class notes & Summaries

HVAC TEST EXAM 2024 WITH 100% ACCURATE SOLUTIONS You are the refrigeration engineer running a 2000 - ton centrifugal refrigeration system. The system supplies chilled water to a college campus with multiple buildings. You have normal chilled water load about 1800 tons when the refrigeration system suddenly stops and shuts down. The panel display on the refrigeration system indicates that the problem is with the water flow. of the following, which immediate action would be best? - correct answ...

HVAC NATE Gas Heat Exam Prep (Latest 2024 / 2025 Update) 100% Correct Questions and Verified Answers | Grade A Question: Differential pressure gauge (also called a manometer) is used to... Answer: Measure duct static pressure Question: A line voltage fuse is used to protect from... Answer: Excessive voltage Question: Forced air residential/ light commercial gas furnaces provide heat by... Answer: Circulating air across the heat exchanger Question: No mechanical fasten...

HVAC Electrical Final Test Exam With 100% Correct Answers 2024

HVAC NATE Gas Heat Exam (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade QUESTION A damaged section of double wall vent pipe is to be replaced with a section produced by a different manufacturer: Answer: The installer should check the new section for compatible locking joints. QUESTION If too much primary air is used the flame will: Answer: Lift off the burner. QUESTION What is the problem when a flame on a high efficien...

HVAC Electrical Test Exam With 100% Correct Answers 2024

HVAC Equipment Final Exam Study Guide Test 2024. Absorption Chiller - CORRECT ANSWER UTILIZE A THERMAL OR CHEMICAL PROCESS TO PRODUCE REFRIGERATION EFFECT NECESSARY TO PROVIDE CHILLED WATER NOT VCR- NO MECHANICAL COMPRESSION Air Filter - CORRECT ANSWER CLEANS THE AIR OF UNDESIRABLE ELEMENTS sound attenuating filters-reduce level of sound moving through ductwork Air Handing Unit (AHU) - CORRECT ANSWER PREASSEMBLED OR SITE BUILT EQUIPMENT DEVICE CONTAINING COILS AND FANS THAT IS USED...

HVAC Gas Heat Certification Exam (Latest 2024 / 2025 Update) 100% Correct Questions and Verified Answers | Grade A Question: A technician wraps a thermostat wire ten times around his clamp-on ammeter and measures 5.5 amps between R and W terminals on the thermostat sub-base. He should set the heat anticipator to Answer: 5.5 Question: A gas valve with 100% shut-off means Answer: Gas to a pilot and manifold is shut-off Question: A gas furnace has an electronic control...

HVAC NATE Heat Pump Exam (Latest 2024 / 2025 Update) 100% Correct Questions and Verified Answers | Grade A Question: What is the capability of electronic programmable room thermostat to reset the set point early so that the space temperature reaches a set temperature at a specific time called? Answer: Computed recovery Question: What is an important reason for using electronic controls? Answer: They can make decisions based on many inputs. Question: When using a dou...