Hvac unit 1 2 3 - Study guides, Class notes & Summaries

Siemens Traction Exam Questions and Answers Latest Update. What circuit breaker is in a DMA? - ANSWER PA What circuit breaker is in a DMB? - ANSWER CCTV How many PEI per carriage? - ANSWER 2- both on A side, doors 1&2 What is inside the Traction Container? - ANSWER - Traction Control Unit - Traction Inverter What is inside the Static Inverter Unit? - ANSWER - Static Inverter X2 - Battery charger What is inside the High Voltage Container? - ANSWER - High Speed Circuit Breaker & Ground...

Vivint Smart Home Pro Final Exam (2023/2024) (Complete Solutions) What is the input voltage range of the Doorbell Cam? 12-24v What is the output voltage of the transformer used to power the SkyControl panel? 16.5 VAC True or False: When programming a sensor into the sky panel you can type in the serial number or "learn" it in by triggering the device true When programming a DW21, which loop number is used? 1 2 3 2 Which of the following materials can you use to group multiple ground term...

HVAC Final Exam Questions and Answers Already Passed What is an HVAC System? all the items needed to maintain thermal comfort within a space or group of spaces What are the four components of an HVAC system? Fans Pumps Compressor Evaporator What is a PTAC? Packaged Terminal Air Conditioner What is a PTHP? Packaged Terminal Heat Pump List the heat transfer equipment (3) Boiler Chiller Coil What is a zone? A zone is a separately controlled space or group spaces What is ...

AIC Prep UH Questions and Answers 100% Pass A 'place concrete' activity requires the placement of 2080 cubic yards. If the individual production rate is 2 cubic yards per work hour per person, with a 10-person crew and 8 hour workday, how many days are needed to complete this activity? a. 13 b. 26 c. 104 d. 130 - Correct Answer ️️ -a. 13 A topographical map is a drawing showing? a. Subsurface soil conditions b. A general profile view of the site c. Contour lines and elevations d...

MCC HVAC MIDTERM EXAM QUESTIONS AND ANSWERS 100% PASS List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. - Correct Answer ️️ -The factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. - Correct Answer ️️ -A refrigerant is used to transfer heat when it c...

HVAC journeyman prep test Exam Guide 2024 Questions and Answers A listed smoke damper designed to resist the passage of smoke shall be provided at each point in a duct or air transfer opening penetrates a: (A)smoke barrier wall (B)fire rated wall (C)interior wall (D)corridor wall - CORRECT ANSWER-Corridor wall (IMC 607.5.4) Flexible air duct may be what length? (A)10' (B)2' (C)14' (D)6' - CORRECT ANSWER14' (IMC 603.6.1.1) The maximum vertical distance between the front lower lip...

Unit 1: Read This Unit First: What I Need to Know to Understand Electricity Unit 2: Ohms Law Unit 3: Safe Use of Electrical Instruments Unit 4: Electrical Fasteners Unit 5: Power Distribution Unit 6: National Electric Code Unit 7: Electrical Installation of HVAC Unit 8: Transformers Unit 9: Relays, Contactors and Motor Starters Unit 10: Capacitors Unit 11: Thermostats Unit 12: Pressure Switches Unit 13: Miscellaneous Electrical Components Unit 14: How Do Mo...

What is an HVAC System? - correct answer all the items needed to maintain thermal comfort within a space or group of spaces What are the four components of an HVAC system? - correct answer Fans Pumps Compressor Evaporator What is a PTAC? - correct answer Packaged Terminal Air Conditioner What is a PTHP? - correct answer Packaged Terminal Heat Pump List the heat transfer equipment (3) - correct answer Boiler Chiller Coil What is a zone? - correct answer A zone is a separately ...

Vivint practice quiz questions and answers 100% correct True or False: The FireFighter may be installed next to a stand-alone battery-powered smoke detector. False True or False: When performing a full system test, you may bypass any open doors or windows. False When programming an SKEY1, you must Always...? Enable emergency key True or False: When running power to the TAKE-345, polarity does not apply. False When programming the emergency key for an SKEY1, which zone/sensor types are recom...

Hvac Journeyman Exam 2024 Questions and Correct Answers. 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 leve...