Hvac unit 38 - Study guides, Class notes & Summaries

Hvac Unit 38 Study Guide 2024. One drawback of using custom made, pre-measured duct sections is that ____. - CORRECT ANSWER all of the above The reason many installations utilize a straight main trunk line with flexible duct runs to the individual register boots is to ____. - CORRECT ANSWER all of the above What two fasteners are used with sheet metal square and rectangular duct? - CORRECT ANSWER S fasteners and drive cleats What fastener is commonly used with round flexible duct?...

Hvac Unit 38 Review Practice Questions 2024. One drawback of using custom made, pre-measured duct sections is that ____. - CORRECT ANSWER all of the above The reason many installations utilize a straight main trunk line with flexible duct runs to the individual register boots is to ____. - CORRECT ANSWER all of the above What two fasteners are used with sheet metal square and rectangular duct? - CORRECT ANSWER S fasteners and drive cleats What fastener is commonly used with round flex...

Unit 38 Installation HVAC FINAL EXAM 2024. One drawback of using custom made, pre-measured duct sections is that ____. - CORRECT ANSWER a. if the measuring was not done correctly, the job may not go together b. the sharp edges provide possible safety issues c. altering a duct section at the job site is extremely cost-ineffective d. all of the above Answer : D The reason many installations utilize a straight main trunk line with flexible duct runs to the individual register boots...

Heat intensity is measured in ________. degrees A BTU is a measure of ________. amount of heat Heat transferred through the air is called ________. convection Two technicians are discussing heat movement. Technician A says that heat is a form of energy. Technician B says that heat travels from hot to cold. Which technician is correct? Both 100 degrees F is about ________ degrees C. 38 c A main source of heat used to warm the passenger compartment is ______...

Unit 38 Installation HVAC Practice Exam Test 2024. One drawback of using custom made, pre-measured duct sections is that ____. - CORRECT ANSWER a. if the measuring was not done correctly, the job may not go together b. the sharp edges provide possible safety issues c. altering a duct section at the job site is extremely cost-ineffective d. all of the above Answer : D The reason many installations utilize a straight main trunk line with flexible duct runs to the individual register b...

Hvac Journeyman Exam Questions and Answers Updated 2024/2025 | 100% Verified. Defects on gas piping or fittings shall be _____.(A) repaired(B) replaced or repaired and retested(C) repaired by a certified welder(D) ignored, as the operating pressure is much less than the air test. - ANSWER-B. Fitting shall be replaced or repaired and retested. UMC Section 1316.4.3 Every absorption refrigerating system supported from the ground shall rest on a concrete slab extending not less than _____ the a...

Hvac Journeyman Exam Questions and Answers Updated 2024/2025 (100% Verified) Every absorption refrigerating system supported from the ground shall rest on a concrete slab extending not less than _____ the adjoining ground level.(A) 3 inches below(B) 3 inches above (C) 6 inches below(D) 6 inches above. - ANSWER-B. Slab extending not less than 3" above the adjoining ground level. UMC Section 1106.2 Any part of a venting system installed at an angle greater than 45 degrees from the vertical i...

Hvac Journeyman Exam Questions and Answers Updated 2024/2025. Defects on gas piping or fittings shall be _____.(A) repaired(B) replaced or repaired and retested(C) repaired by a certified welder(D) ignored, as the operating pressure is much less than the air test. - ANSWER-B. Fitting shall be replaced or repaired and retested. UMC Section 1316.4.3 Every absorption refrigerating system supported from the ground shall rest on a concrete slab extending not less than _____ the adjoining ground ...

Defects on gas piping or fittings shall be _____.(A) repaired(B) replaced or repaired and retested(C) repaired by a certified welder(D) ignored, as the operating pressure is much less than the air test. - ANSWER-B. Fitting shall be replaced or repaired and retested. UMC Section 1316.4.3 Every absorption refrigerating system supported from the ground shall rest on a concrete slab extending not less than _____ the adjoining ground level.(A) 3 inches below(B) 3 inches above (C) 6 inches below...