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PDD Study Final Exam 3 Questions & Answers 2024/2025 SIZING HVAC SYSTEMS - ANSWERSKNOW: NEEDED CAPACITY, SIZE OF MECH ROOMS, SPACE/LAYOUT NEEDED FOR DISTRIBUTION. HEAT GAIN/LOSS BIG FACTOR. USE ACTIVE/PASSIVE W/ CONTROLS TO REDUCE SIZING OF UNITS. AFFECTING HVAC - ANSWERSSCOPE OF SYSTEM, TYPE OF HVAC SYSTEM, BUILDING SIZE (GREATER SIZE=GREATER CAPACITY NEEDED), BUILDING TYPE (LABS/HOSPITALS=INDIVIDUAL CONTROL=MORE SPACE. APTS=SMALLEST, OFFICES/RETAIL=IN THE MIDDLE), PASSIVE SYSTEMS USE: ...

HVAC Chapter 1 Fundamentals of Heat, Ch 1, Chapter 16-Electrical Control Systems, final study guide (The Turner School) Questions With Complete Solutions

HVAC: EPA 608 Certification Study Guide Questions and Answers 100% Solved Are there drop-in replacements for R-12 systems? Why or why not? ️️No because the new refrigerants are incompatible with the oils and lubricants used in R-12 systems. What type of oil is used in R-134a and what oils will it mix with? ️️Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? ️️Alkylbenzene lubricant What is difference b/w ternary blend a azeotropi...

HVAC Study Guide Questions and Answers Graded A+ Why is IAQ important? a) to provide a comfortable environment for occupants b) to provide enough oxygen for occupants c) to provide the right temperature for a productive environment for occupants d) to provide sufficient airflow for occupants e) to provide a healthy environment for occupants e) to provide a healthy environment for occupants What is not considered a contaminate? a) Carbon Dioxide b) Ozone c) Carbon Monoxide d)...

HVAC Journeyman's Study Set Questions With Complete Solutions.