[C] Sequence - Hoshizaki KMD-900MRH Service Manual

[c] Sequence

1st Cycle
1. Unit energized and control switch to "ICE"
position. Water supply cycle starts.
5. After first 5 minutes in freeze cycle, cycle can
complete when float switch circuit opens.
If bin control signals that bin is full within first
5 minutes in freeze cycle, the machine will shut
down.
IMPORTANT
1. Board never accepts freeze completion signal
from float switch within first 5 minutes in freeze
cycle.
2. If bin control signals that bin is full after first
5 minutes in freeze cycle, board will allow
machine to complete freeze cycle and following
harvest cycle.
2. After 1 minute,
defrost cycle starts.
3. Thermistor reads 48°F.
&
4. Defrost timer stops counting.
Defrost cycle is completed and freeze cycle
starts.
IMPORTANT
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.
23
Defrost timer starts counting.
IMPORTANT
Water valve
opening is limited
to 6 minutes.