Scotsman NM1250 Service Manual page 12

NM1250
COMPONENT DESCRIPTION
Evaporator: A refrigerated vertical tube filled
water and containing a water seal and auger.
Auger: A solid stainless steel double spiral
auger, it pushes the ice crystals up to the top
of the evaporator.
Water Seal: A two part "face" seal, the top
half rotating with the auger, the bottom half
stationary, the sealing action being where the
two seal "faces" meet.
Ice Sweep: A plastic cap with "fingers". It
revolves with the auger to "sweep" the ice into
the ice chute.
BREAKER
ICE CHUTE
WATER SEAL
ICE LEVEL
SENSORS
Breaker: Where the ice is compressed and
much of the extra water is squeezed out of it
before it is discharged into the bin.
Motor: A permanent split capacitor motor that
drives the gear reducer.
Bearing: As the ice is pushed up the
evaporator, the auger is thrust down, and
pressure from the auger thrust is taken up by
this bearing.
ICE
SWEEP
February, 1989
Page 12
BEARING
AUGER
EVAPORATOR
DRIVE MOTOR