heatcraft-refrigeration-p h-im-79d User Manual

The Program Review button is used to program, review and change all program settings
for the system.

Press “PROGRAM REVIEW” button. The Setpoint item will appear on the LED. After a few
seconds delay the Setpoint value will display. Each time the button is pressed a different
setpoint item is displayed.

Next, use the “SELECT” knob to change value of Setpoint Item.

Next, When the desired value is selected, press the “ENTER” button to place  it in program
memory. If the “ENTER” button is not pressed the value will not be stored in the memory
and thus will not be changed.

-

Set Defrost type (

Air

 or 

ELE

)

-

Set Refrigerant type (R22, R404A or R507)

 

-

Set Box temperature (-30

°

F to +70

°

F)

SUP -

Set Superheat (4

°

F to 20

°

F)

SLA -

Set Board as a Slave (Yes or No)

-

Set Number of defrosts per day (1,2,3,4,5,6,8,10 or 12 per day)

-

Set Defrost Fail-safe time (10 to 200 minutes)

-

Set Defrost End temperature (40

°

F to 100

°

F)

dFS -

Set Defrost Delay Start Time (0.5 Hours to 23.5 Hours)

ALH  -

Set Alarm High temperature (-40

°

F to 90

°

F)

ALL -

Set Alarm Low temperature (-40

°

F to 90

°

F)

-

Set Alarm time (2 to 120 minutes)

-

Set Fahrenheit/Celsius temperature units (

°

F/

°

C)