Filter
Top Products
14
KM-501MAH, KM-501MWH, KM-501MRH Sequence Flow Chart and Component Operation
1. One Minute
Fill Cycle
2. Harvest Cycle 3. Freeze Cycle
4. Pump-Out
Cycle
Cycle Steps
WV Energized
F/S open
F/S closed
Comp energized
HGV energized
FMR energized
WV continues
Thermistor temp
reaches 48°F (9°C)
(3.9 kΩ or less)
Harvest timer starts
F/S open
Comp continues
FMR continues
HGV de-energized
WV de-energized
PM energized
FMS energized
F/S closed
Freeze cycle
operation turned
over to F/S
Pump motor stops
for 2 sec. and then
reverses for 10/20 sec.
each 1, 2, 5, or 10 cycles.
Comp continues
FMR continues
HGV energized
FMS de-energized
F/S Check
F/S Check
• Maximum inlet water valve time: 6 minutes
• Maximum harvest time: 20 minutes
Thermistor in
control
1 to 3 minute timer
in control
• Minimum freeze time: 5 minutes
• Maximum freeze time: freeze timer setting
5 minute timer
in control
F/S in
control
Initial startup always
begins here
"E" board will have
5 second delay
If F/S is open, compressor stops and cycle returns to 1 minute fill
Legend: Comp - compressor FMS - self-contained fan motor HGV - hot gas valve WV - inlet water valve
FMR - remote fan motor F/S - float switch PM - pump motor