ACR-202-Unit 27 Commercial Ice Machines

Package ice machines store their own ice at ____°F in a bin below the ice maker.

• 10

• 18

• 24

• 32

Most package ice makers are ____-cooled.

• water

• air

• moisture

• refrigerant

____ ice is normally made in a vertical refrigerated cylinder surrounded by the evaporator on the outside.

• Solid

• Cube

• Flake

• Chip

The auger in a flake ice maker has cutting surfaces called ____.

• flights

• fins

• shafts

• gears

A ____ is used to turn the auger in a flake ice machine.

• step motor

• geared motor

• worm motor

• hydraulic motor

Most ice flakers have a ____ that reduces the auger drive motor’s speed from about 1725 rpm to 9 to 16 rpm.

• gear improvement drive

• gear intensive drive

• gear shift drive

• gear reduction drive

____ evaporators have ice cups designed to cause the ice to fall out of the cups during defrost.

• Vertical

• Horizontal

• Hybrid

• Linear

____ ice cube machines usually have vertical evaporator plates with water flowing over the individual cells.

• Modular

• Linear

• Cell-type

• Cup-type

_____ between the evaporator cells allow air entering from the edges of the ice to travel along the entire ice slab and relieve the suction force.

• Space holes

• Weep holes

• Release spots

• Weep space

_____ are simply small computers that contain stored programs or algorithms.

• Auto processors

• Signal processors

• Microcontrollers

• Microprocessors