Part Number STH063 9/17 31
ENERGIZED PARTS CHART
Self-Contained Ice Machines
ICE MAKING
SEQUENCE OF
OPERATION
Water Pump
Harvest
Valve
Water Inlet
Valve
Dump Valve
Compressor
& Condenser
Fan Motor*
Harvest Float
Switch
Ice Thickness
Float Switch
Length of
Time
Initial Start-up
1a. Water purge
1b. Delay period
on on off on off closed closed 45 seconds
off off off off off closed closed 5 seconds
2. Refrigeration
System Start-up
2a. Equalize
Pressure
2b. Compressor
Start-up
off on off off off closed closed 5 seconds
off on off off on closed closed 5 seconds
Freeze Sequence
3. Pre chill
off off on off on open closed
120
Seconds
initial cycle
Thereafter
60 seconds