HRX-MM-N007
Chapter 3 Alarm Indication and Troubleshooting
HRS Series 3.3 Troubleshooting
The alarm buzzer does not sound
Is "AS.01" in the
alarm setting menu
"OFF"?
Turn "AS.01" ON.
The alarm buzzer does not sound.
N
Y
Replace the display board.
See section "4.5.18
Replacement of display
board".
Facility water does not flow (for water-cooled type)
Facility water does not flow when the
Thermo-Chiller is not operating.
No facility water flow.