Perma Pure iCOOL - Manual (Page 13)

Section H: Test & Adjustment Procedures 13
Ready Set Point
The ready set point is the temperature the unit will turn on the output relay. The relay
will be reset, turn off, at one degree above the ready set point.
Press and hold Button #2 to display the ready set point.
Press and hold Button #3 to increase the set point.
Press and hold Button #4 to decrease the set point.
The value is automatically stored when Button #2 is released.
Voltage Output
The voltage output can be calibrated through the push buttons. A voltmeter is
required to adjust this output.
Connect the voltmeter to the TEMP OUT connector. Select an input range on the
voltmeter to accommodate the 0 to 5 VDC.
Press and hold Button #1 and Button #2 together. The value 10.0 will be displayed.
The voltmeter should read 2.5 VDC. Use Button #3 and Button #4 to correct the
voltage output if necessary.
Press and hold Button #3 to increase the output voltage.
Press and hold Button #4 to decrease the output voltage.
The value is automatically stored when Button #1 and Button #2 are released.