Hoshizaki KM-280MAF-E Service Manual page 29

KM-280M_F-E, KM-500M_F-E, KM-630M_F-E
2nd Cycle and after with no pump drain
IMPORTANT
Freeze cycle time is limited to 60 minutes
even if Float Switch does not open.
1. Float Switch opens and signals to complete
freeze cycle.
4. 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.
2. Thermistor reads 9°C.
3. Defrost Timer stops counting.
Defrost cycle is completed, freeze cycle
starts and Line Valve opens.
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.
29
Defrost Timer starts counting.
IMPORTANT
Water Valve
opening is limited
to 6 minutes.