At 0 psig - Study guides, Class notes & Summaries

The simplest method for accurately measuring piping or tubing prior to assembly is the _____. - ANS Shoulder to shoulder method The colors of the conductors of a type j thermocouple are typically? - ANS White and red If a persons heart is out of rhythm due to an electrical shock, the solution is to __________ - ANS Have a qualified person use emergency defibrillation eqiupment One mA is a unit of measure for current equal to _______ - ANS .001 amperes How many more ti...

Stationary Engineer License Exam Prep with Complete Solutions A ______ fuse is necessary for a circuit with a load of 21,000 watts and a voltage of 220 volts. A. 100 B. 150 C. 175 D. 200 A. 100 amps. Note: V = IR Therefore I = V/R 21,000 amps /220 volts = 95 amps At 0 psig, how many BTU's are required to change 1 lb of water at 212F to steam? A. 144 B. 180 C. 970 D. 1190 C. 970 BTU 3 multiple choice options Radiation is: A. the movement of liquids or gases created by a tem...

What is the movement of heat through space called? - ANSWER Radiation A refrigerant release heat when - ANSWER It condenses Why is it desirable for refrigerant in the suction line to be slightly superheated? - ANSWER To insure liquid refrigerant does not enter the compressor A 30 pound cylinder of reclaimed R-22 refrigerant has been stored over night at 70 degrees F. What should be the approximate pressure in the cylinder? - ANSWER 121 psig 14.7 psia( pouds per square inch absolute) ...

EPA 608 TYPE III 2024 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED Identify the pressure corresponding to 32 degrees F for R-123: ________. a) 23 inches of Hg vacuum b) 20 inches of Hg vacuum c) 17 inches of Hg vacuum d) 11 inches of Hg vacuum - CORRECT ANSWER b) 20 inches of Hg vacuum A hydrostatic tube test kit is used to: _________. a) blow all water from the tubes b) remove any water from the machine c) vent refrigerant d) determine if a tube leaks - CORRECT ANSWER ...

EPA 608 TYPE III 2024 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED Identify the pressure corresponding to 32 degrees F for R-123: ________. a) 23 inches of Hg vacuum b) 20 inches of Hg vacuum c) 17 inches of Hg vacuum d) 11 inches of Hg vacuum - CORRECT ANSWER b) 20 inches of Hg vacuum A hydrostatic tube test kit is used to: _________. a) blow all water from the tubes b) remove any water from the machine c) vent refrigerant d) determine if a tube leaks - CORRECT ANSWER ...

Driver pump operator Questions and Answers 100% Accurate According to the data compiled by NIOSH, the number or firefighter fatalities occuring while responding to or returning from emergencies is second only to the number of fatalities occuring from: Heart Attacks NFPA 1002,_______ sets the minimum qualifications for driver/operator Standard for Fire Apparatus Driver/Operator Professional Qualifications Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute ...

14.7 psia (pounds per square inch absolute) is _________. - Approximately 0 PSIG A 30 pound cylinder of reclaimed R-410A refrigerant has been stored over night at 70°F. What should be the approximate pressure in the cylinder? - 201 Psig A compound pressure gauge connects ___________. - to the low side of the system. A dirty evaporator and return air filters subsequently causes low evaporator pressures which will cause - High Compression Ratios A refrigerant release heat when __________. -...

EPA Section 608 Technician Certification (AHRI Study Guide 3rd Edition) with Complete Solutions What are the typical uses of the center port of gauge set? - Correct Answer Used during evacuation, charging and recovery procedures. What color are the gauges on a manifold gauge set? - Correct Answer Low pressure is blue, High pressure is red. What are the typical ranges of pressure measurements used on the gauges of a manifold gauge set? - Correct Answer High side is 0 to 500 PSIG; Low side ...

What are the typical uses of the center port of gauge set? - Used during evacuation, charging and recovery procedures. What color are the gauges on a manifold gauge set? - Low pressure is blue, High pressure is red. What are the typical ranges of pressure measurements used on the gauges of a manifold gauge set? - High side is 0 to 500 PSIG; Low side is 0 to 350 PSIG and 0 to 30 in. Hg below atmospheric pressure. Is the refrigerant leaving a condenser at a high or low pressure? Is it a liqui...

EPA 608 Type 3 exam with 100% Complete Solutions. 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 refrigeration systems must be ...