ESIE98–06A Overview of Fault Indications and Safeties
Part 3 – Troubleshooting 3–11
33
4
5
1
What to do in the
event of an alarm
In the event of an alarm, proceed as follows:
Step Action Result
1 Press g to acknowledge
the alarm.
■ The buzzer stops.
■ The g LED starts blinking.
■ One of the following alarm screens is displayed:
Screen n° Alarm screen
1 RESET UNIT SAFETY
REVERSE PHASE PROT./FLOW HAS STOPPED
INLET WATER
AMB. (COOLING/HEATING)
2, 3, 4 RESET C1/C2/C3 SAFETY
OUTL. WATER 1/2/3
INLET WATER
AMB. (COOLING/HEATING/DEFROST)
The controller cannot indicate the activated circuit
safety since all safeties of a circuit are connected in series.
2 Press the j key if you
want to consult the opera-
tion parameters.
The following screen is displayed:
TEMPERATURE LIMITS
OUTL. WATER
INLET WATER
AMB. TEMP.
After 20 seconds, this screen automatically disappears.
3 Find the cause of the alarm
and correct it.
The system is repaired
4 Press g to reset the alarm.
■ The g LED goes out and the alarm screen is
deactivated.
■ The first screen of the read-out menu is displayed
automatically.
After resetting the alarm you can only consult the
safety information by using the history menu (see
page 2-37).
5 Go to the third screen of the
read-out menu by pressing
h two times (see
page 2-31).
The alarm status of each circuit is displayed.
6 If all circuits were shut
down, switch on the unit by
pressing f.
The unit starts again.
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