Display The Selected Appliance; Switching The Pump On Or Off; Setting The Service Interval; Setting Legionella Prevention - A.O. Smith SGE Installation And Operation Manual

A.o. smith condensing gas - solar water heater installation manual
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12
APPLIANCE HISTORY
BURNINGHOURS 000410
^IGNITIONS
001000
ÈFLAME ERRORS 000021
IGNIT ERROR
000013

12.5 Display the selected appliance

Call up the menu for displaying the appliance selection
as follows:
: SELECT APPLIANCE
The appliance number can be found on the rating
plate.
The appliance selection has been correctly preset
in the factory.
SELECT APPLIANCE
»5934
^ 8576
È 3379
6527
....

12.6 Switching the pump on or off

If a program-controlled pump is
installed
(3.11.6 "Connecting a program-controlled
pump"), it can be switched ON or OFF as follows:
: PUMP RELAY
The standard setting for the pump relay is OFF.
PUMP RELAY
»ON
OFF
If the mode WEEK PROGRAM or EXTRA PERIOD is
active, then the setting for mode WEEK PROGRAM or
EXTRA PERIOD has priority over the ON/OFF
selection for the pump relay in the service menu.
Example
One of the week program periods is currently active.
During this period, the pump relay setting is OFF. If the
pump relay is set ON in the service menu, the pump
will nonetheless remain OFF. The pump will only
switch ON once the week program period has ended.

12.7 Setting the service interval

To aid servicing, the electronic controller includes a
service interval which is used to set the frequency of
maintenance interval
(14.2 "Determining service
interval")
by the service and maintenance engineer,
based on the number of burning hours.
74
Service program
The service interval is based on the number of burning
hours. This can be set to 500, 1000 and 1500 hours.
The standard setting for number of hours is 500. Once
the preset number of hours is reached, a
message
appear. Adjust the service interval via:
SERVICE INTERVAL
» 500
^ 1000 BURNING HOURS
È 1500

12.8 Setting legionella prevention

To prevent infection with legionella bacteria, the
appliance heats the water to 65 °C once per week, for
1 hour. This period is adjustable. By default, this period
is set to Monday from 02:00 to 03:00 hours.
12.8.1
To switch legionella prevention on or off, select:
ANTI LEGIONELLA
»YES
NO
ON MO 02:00 LEG
OFF MO 03:00
Tset 65ÉC
»START CHANGE
a
LEG Ê Ê Ê Ê
02:45 Monday 60ÉC
MO 03:00 Tset 65ÉC
RUNNING
12.8.2
If you wish to change the start time, select:
ON ÈMO 02:00 LEG
OFF MO 03:00
Tset 65 o C
START
(8.4 "Service
condition"). to this effect will
: SERVICE INTERVAL
Switching legionella prevention on
and off
: ANTI LEGIONELLA
Select NO to switch legionella prevention off.
Select YES to switch legionella prevention on. The
following display appears:
Select START to activate the period currently
displayed.
The following display appears. This display
indicates that legionella prevention is switched on.
Changing legionella prevention
start time
: ANTI LEGIONELLA | YES | CHANGE
The following display appears.
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