Dom Shop Flashcards
1
Q
Copeland when solenoid energizes gas can’t get though
A
Yes
2
Q
Reversing valve max temp difference before changing
A
5 degrees
3
Q
Most efficient defrost initiation
A
Demand defrost
4
Q
Pressure and temp initiated defrost used on what equipment
A
Mid temp
5
Q
Proper TD temp
A
8 to 10 degrees
6
Q
Is Manuel defrost the easiest method?
A
Yes
7
Q
Most efficient evap
A
Flooded
8
Q
Max temp before a compressor gets damaged
A
135 degrees
9
Q
Fan cycling is found on
A
Cap tube systems and is simplest head pressure control
10
Q
On demand cooling?
A
Sprays a small amount of liquid to lower compressor temps
11
Q
Freezer insulation?
A
3/4
12
Q
Cooler insulation
A
1/2
13
Q
High temp insulation
A
3/8
