A.O. Smith BFC -100, BFC - 80 Displaying the appliance history, Display the selected appliance

12 Service program

12.4 Displaying the appliance history

The appliance history submenu is used to display the burning hours, the number of ignitions, the number of flame errors and the number of ignition errors.

Call up the menu for displaying the appliance history as follows:

•: APPLIANCE HISTORY

The figure shows an example.

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 (3.10.5 "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.

is

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.

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 (8.4 "Service condition"). to this effect will appear. Adjust the service interval via:

•: SERVICE INTERVAL

SERVICE INTERVAL

»500

^1000 BURNING HOURS È 1500

12.8Setting the display contrast

Adjust the display contrast via:

• : CONTRAST DISPLAY

The standard setting is 100%. The range is from 0 through 100%.

The figure shows the related display.

CONTRAST DISPLAY

»95 %

12.9Setting the display backlight time

Set the backlight time (the time that the display backlight remains lit after the last button is pressed) as follows:

•: TIME BACKLIGHT

The standard value is 255 s. The range is 0 to 255 seconds.

The figure shows the related display.

TIME BACKLIGHT

»255 sec

12.10Setting the display scroll speed

Adjust the control speed via:

• : SCROLLSPEED

The default is 10. The range is from 0 through 100. Setting the value too high or low will make scrolling difficult.

SCROLLSPEED

» 10

66 Instruction manual BFC