REF UNIT 27 Flashcards
1
Q
(27.1) what temperature is the evaporator at in an ice machine?
A
around 10°F.
2
Q
(27.2) what are the cutting surfaces on augers called?
A
flights
3
Q
(27.2) T or F: ice makers are usually critically charged systems.
A
true
4
Q
(27.2) what are the common methods of controlling the amount of water in the water reservoir?
A
dual float switch or conductivity probe
5
Q
(27.2) what 2 factors is ice production dependant on?
A
inlet water temp and ambient air.
6
Q
(27.2) how to cube ice makers know when the ice cube tray is full?
A
by the position of the float switch.
7
Q
(27.3) what are weep holes?
A
holes in each cell of an ice machine’s evaporator that allows air so that there’s no suction force.
8
Q
(27.3) what harvests the ice in a cell type ice cube maker?
A
harvest assist clutch assembly
