Hoshizaki fh1-ssb Manual Suplementar

17

Note: The start circuit of the compressor is timed such that at power-up and during 

any compressor off time, there will be at least a  1/ minute delay before the 
compressor will start. The only exception is when the overload activates and 
deactivates. The compressor has a  1/ minute minimum run time during every 
run cycle.  

Board Self Check
Display reads "r_##"
(## is board revision);
Frame heaters on

2.5 minute delay
1. Compressor start-up
. Condenser fan start-up
3. Evaporator fan start-up

Cycle Off (Cut-out 
temperature reached) 
[Minimum .5 minutes]
1. Compressor off
. Condenser fan off

Cycle On (Cut-on 
temperature reached) 
[Minimum .5 minutes]
1. Compressor on
. Condenser fan on

Defrost Start
Preprogrammed time interval
1. Compressor off
. Evaporator fan off
3. Condenser fan off
4. Defrost heater on
5. "dEF" displayed

Defrost End
Defrost thermistor 
reaches 100°F;
Defrost heater off

Five minutes after 
defrost heater off
1. Compressor on
. Condenser fan on

Evaporator temperature 
reaches below 70°F
1. Evaporator fan on
  

Cabinet temperature reads 
a value below 15°F above 
the setpoint.
"dEF" no longer displayed, 
cabinet temp. displayed.

Normal cycling continues