Unit 32 oil heat - Study guides, Class notes & Summaries

EPA 608 Type 3 exam with 100% Complete Solutions (Latest 2024/2025)The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ... A hydrostatic tube test kit is used to: determine if a tube leaks Commercial and industrial process refrigeration systems must be repaired when the leak rate exceeds ____ of the charge per year. 35% Refrigerant recovery typically start with ...

Unit 32 - Oil Heat

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 ______...

EPA SECTION 608 CORE (2021-2022 revision) A disposable cylinder should be reduced to what pressure before scrapping? a. 0 psig b. 20 psig c. 50 psig d. 80 psig A major system repair is being performed on a R-22 appliance. What CANNOT be done to recharge the appliance? a. Add R-22 after the repair is complete. b. Retrofit the unit to R-407C. c. Use recovered or recycled R-22 from the same owner. d. Top off the unit with R-410a. A refillable cylinder must not be filled above what ...

A __________ ΔH corresponds to an __________ process. -zero, endothermic -positive, exothermic -negative, endothermic -zero, exothermic -positive, endothermic correct answer: positive, endothermic Which one of the following is NOT considered a fossil fuel? -natural gas -hydrogen -anthracite coal -petroleum -crude oil correct answer: hydrogen Which one of the following statements is FALSE? -The enthalpy change for a reaction is equal in magnitude, but opposite i...

NATE Exam: Core Essentials Study Guide for HVACR Technicians | Comprehensive Prep The ability to utilize all types of communication skills is ____ to the HVACR technician. a. not as important as "hands-on" technical skills b. somewhat important c. unimportant d. very important - d (very important) It is important to be ____ in filling out service orders so that office staff, other technicians, and customers will know what work you completed on the job. a. clear b. complete c. ...

OIL HEAT UNIT 32 EXAM QUESTIONS WITH AUTHENTICATE ANSWERS GRADED A+ 100% 2024

EPA 608 Type 3 exam with 100% Complete Solutions Lates (Graded A+) On low pressure chillers, moisture typically enters the refrigerant system through air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ... A hydrostatic tube test kit is used to: determine if a tube leaks Commercial and industrial process refrigeratio...

The grade of fuel used in residential and light commercial units is ____. - ANSWER-number 2 When the oil tank is above the oil burner pump, the fuel oil supply system would normally be a _____. - ANSWER-gravity flow, one pipe system An auxiliary tank and booster pump system is required if the oil supply is ____ below the oil burner pump. - ANSWER-15 feet or more If a technician inspects the interior of a combustion chamber and finds large quantities of unburned oil, he would correct...

OIL HEAT UNIT 32 EXAM QUESTIONS WITH CORRECT ANSWERS GRADED A+ 100% 2024