Which is equal to 22 psig - Study guides, Class notes & Summaries

Refrigeration License Review Exam Questions and Complete Solutions At the condenser refrigerant enters as - Answer: high pressure gas and leaves as high pressure liquid If you were running three compressors, - Answer: highly superheated vapor describes the state of the refrigerant leaving the third compressor the state of refrigerant as it leaves the compressor is (blank) and as it leaves the condenser is (blank) - Answer: compressor-super heated vapor condenser- warm sub-cooled li...

A system is supplied from the factory with charge of 5 pounds 10 ounces for a 15 foot line set. The line set is 25 feet long. The manufacturer's instruction sheet specifies 0.6 ounces of refrigeration to be added for each added foot of refrigerant line set length. What is the total refrigerant charge for the system? A. 6 ounces B. 5 pounds C. 5 pounds 10 ounces D. 6 pounds - D. 6 pounds 15ft - 25ft = 10ft x .6 = 6 ounces 5 pounds + 10 ounces + 6 ounces 5 pounds + 16 ounces = 6 po...

To process refrigerant to a level that is equal to new product specifications as Reclaiming The low side test pressure data plate value should be used by a technician to determine a safe pressure for Leak testing Silicone elastomers are not compatible with what refrigerant HFC How many molecules does an ozone molecule contain? 3 oxygen atoms Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal me...

Mosby’s Respiratory Care Equipment 10th Edition Cairo Test Bank TEST BANK FOR MOSBY’S RESPIRATORY CARE EQUIPMENT 10TH EDITION BY CAIRO Chapter 01: Basic Physics for the Respiratory Therapist MULTIPLE CHOICE 1. Power is a measure of which of the following? a. Mechanical energy b. Gravitational potential energy c. The rate at which work is being performed d. The rate at which atoms and molecules move ANS: C Power is a measure of the rate at which work is being performed. The formula...

The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is_______. Restricted to technicians who are EPA certified and refrigerant recovery A small Pliance is defined as a system that is Manufactured, fully charged, and hermetically sealed in a factory with a charge of 5 pounds or less A __________ recovery device can be use for type 1 small appliance applications or type 2 applications if the total charge is below 15 pounds. System dependent You must have a self-c...

How many types of HVAC certifications are there? - Answer There are 4 types. What does a metering device do? - Answer The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - Answer Heat is absorbed in the evaporator. What happens in the evaporator? - Answer Heat is absorbed in the evaporator and causes the refrigerant to boil from liquid to vapor. At the outlet of the evaporator the refrigerant is ...

Final Review RMO Exam Questions and Complete Solutions When instructed to start a reciprocating plant for Air conditioning the first thing to do is? A. TURN ON CHILLED WATER PUMPS AND OPEN THE BYPASS TO LIGHTER LOAD B. INSTALL LARGER FUSE TO TAKE THE INITIAL LOAD, AND THEN TURN ON THE COOLING TOWER FANS C. TURN ON CHILLED WATER PUMP, CONDENSER WATER PUMPS AND COOLING TOWER FANS D. SET THE THERMOSTAT A FEW DEGREES HIGHER - Answer: C. Turn on chilled water pump, condenser water pumps an...

To process refrigerant to a level that is equal to new product specifications as Reclaiming The low side test pressure data plate value should be used by a technician to determine a safe pressure for Leak testing Silicone elastomers are not compatible with what refrigerant HFC How many molecules does an ozone molecule contain? 3 oxygen atoms Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method...

R-22 vapor line diameters and lengths are typically specified for a vapor pressure drop that does not exceed... 6-7 psi or 6°F The primary purpose of using flux when soldering copper or brass parts is to... Prevent oxidation The water that results from a defrost cycle of an air to air heat pump (runoff) must drain off and away from the outdoor coil to... Prevent excessive ice can build up on the bottom of the coil and reduce capacity The component used to reduce sound tr...

1. The efficiency of the refrigerant cycle is affected by the operation of the condenser. of the following, a more efficient centrifugal compressor operation results from Answer: Lowering the condensing pressure 2. The heat removed from the refrigerant in a condenser is Answer: Sensible and Latent Heat 3. The refrigerant unit that you have been assigned to is being taken out of service for a major repair. You have been assigned to withdraw refrigerant for storage in suitable containers. Accord...