Air Source Screw Water Chiller Unit – Installation Operation and Maintenance Manual
81
Notes:
(1) The high pressure switch cannot be reset automatically. You need to find this switch on the unit to
reset it manually.
(2) The compressor and fan overload protection switches cannot be reset automatically. You need to find
the thermal relay in the power control cabinet to reset the two switches manually.
(3) After a PLC module fault is rectified, you must power off and then power on the unit to clear the fault.
On the above page, click
to enter the page shown in the following figure. You
can then view the information about the five latest alarms, such as the temperature and pressure.
When the unit generates an
alarm and the alarm is not
reset, alarm information is
red and warning time is
displayed.
After a unit alarm is
reset, alarm information
is white and warning
reset time is displayed.
If the alarm is cleared,
click Reset to reset the
alarm.
