Battery Low - Presto 86710 Notice D'installation

5.4 Shutting off of the system following an anomaly:
During an operating anomaly, the system is secured by
closing the safety solenoid valves and by stopping the
circulation pumps.
This shut-off can occur after a power failure during a
thermal shock. If the fault that caused the shut-off has
disappeared, a countdown (according to the
installation's inertia) maintains the system shut-off to
ensure that the water in the showers is no longer at a
dangerous temperature.
If the administrator is sure that there is no danger, and if
the fault is corrected, the countdown can be cancelled
by pressing on
5.5

Battery low:

The display is equipped with a lithium 3V CR2450 type backup battery.
If a battery low error message is displayed, contact PRESTO technical assistance for its replacement
without risk of loss of data and settings.
6.1. PRINCIPLE FOR THE CONTROL OF SHOWERS:
then by entering the code "1234".
6 APPENDICES
"Légionellose" equipped DL 400S
Ref.90632
Ref. 90633
Ref. 90634
Nature of faults at the
source of the shut-off. They
are highlighted when the
fault is still present.
Countdown of the
remaining shut-off time
(starts only when the fault
has disappeared).
Discharge
Ref. 86700