As a rule of thumb, the air leaving the evaporator will be about ____ than the air entering the evaporator.

unit 41

Quiz
•
Life Skills
•
11th Grade - University
•
Easy
Ken Hassinger
Used 51+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
10-15° warmer
10-15° cooler
17-20° cooler
17-20° warmer
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A service valve can be used to ____.
check the electrical service to the compressor
isolate the refrigerant so the system can be serviced
check the air flow across the evaporator
check the ambient temperature at the condenser
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A typical evaporator superheat reading at the evaporator outlet for a central air-conditioning system on a 95°F day would be ____°F.
5-7
8-10
10-12
12-15
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
On a 95°F day, the R-22 refrigerant pressure on the high side should be about ____ psig
108
182
243
297
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The liquid line temperature is used to determine the ____ of a condenser.
superheat
lowside pressure
suction pressure
subcooling
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To accurately add refrigerant to a system, a condenser ambient temperature of ____°F should be simulated.
75
85
95
100
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The instrument to use to check for a short in the compressor motor winding is a(n) ____.
ohmmeter
ammeter
voltmeter
millimeter
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