Hoshizaki KM-320MAH Service Manual page 14

2nd Cycle and after with pump drain
IMPORTANT
Freeze cycle time is limited by the freeze timer
factory setting even if the float switch does not
open.
1. Float switch opens and signals to complete
freeze cycle. Drain timer starts counting.
5. After the first 5 minutes in freeze cycle.
Ready to complete freeze cycle when float
switch circuit opens.
IMPORTANT
Board never accepts freeze completion signal
within the first 5 minutes in freeze cycle.
Drain Pump
Hot Gas Valve
Defrost
Cycle
Freeze
Cycle
Pump, Fan &
Line Valve
1. Board never accepts defrost completion signal
within the first 2 minutes in defrost cycle.
2. Defrost cycle time is limited to 20 minutes even
if defrost timer does not stop counting.
14
2. Drain timer stops counting.
Pump drain is completed.
3. Thermistor reads 48°F (9°C).
Defrost timer starts counting.
IMPORTANT
Water valve opening is
limited to 6 minutes.
4. Defrost timer stops counting.
Defrost cycle is completed and
freeze cycle starts.
IMPORTANT