Heatcraft Refrigeration Products 25001501 Installation & Operating Instructions Manual page 18

BEACON UNI-POLAR EXPANSION VALVE TEST VOLTAGES
VALVE OPEN
VALVE CLOSED
Notes:
1. All volts shown are measured while in the "TEST" mode and are DC
2. The volts shown for each step (BLUE, RED, WHT, BLK) are measured between the YEL-Com
& the corresponding pin
3. The volts shown for each step is available only when the valve is activated.
The voltage value will increase when the valve is activated, then will go to zero.
4. The "ESV TEST" volts will remain while the valve is open
BEACON CONTROLLER
ESV
TEST
(dc volts) BLUE
4.4 15.6
0 15.3
(Beacon Board connection)
RED WHT
15.6 15.7
15.3 15.4
18
BLK YEL
15.6
15.5
24 Vdc
Com