Operation of the control unit
3.2
Function buttons and system status
Function buttons
The function buttons enable
• Manual operation
• Flue gas test
• Reset (e.g. high limit safety cut-out, SAFe)
System status, function status, component status
The status of the system, the functions and system components is
displayed via the Function status display ( Fig. 4, [1], page 7), the
System components status display ( Fig. 4, [15], page 7) and the LED
status display ( Fig. 1, [7]):
• Green = system in automatic mode
• Yellow = system in manual mode, Flue gas test, Service display or
Blocking fault SAFe
• Yellow flashing = Control unit coupling
• Red = Fault
3.3
Switch on and enable control unit
▶ Switch on control unit at ON/OFF switch ( Fig. 1, [10], page 5).
The standard display appears following initialisation of the control
unit, or if there has been no user activity at the display for some time.
1
75
Kesseltemp.
2
Fig. 2
Standard display
[1]
Boiler Temperature
[2]
Continue to overview
The boiler temperature is displayed and the display is disabled in the
standard display. To reduce the current consumption of the control unit,
the display changes to sleep mode after several minutes. When this
happens the display becomes darker.
6
°
0010007852-001
To activate the display:
▶ Tap the display.
To enable the display:
▶ Tap Continue to overview.
The system name of the control unit series appears briefly after the
display is enabled. The start page is then displayed with the system
overview.
To display the system overview:
▶ Tap the display.
Fig. 3
System Overview
3.4
Lock screen
The main menu can be protected from unauthorised access using a 4-
digit password. The block can only be set up and removed by customer
service.
If the display remains untouched for a longer period, the main menu is
disabled. The password is requested the next time the display is
touched.
If the password is lost the block can only be removed by customer
service.
Control 8313 – 6720859552 (2017/03)
12:00
0010009266-001
Need help?
Do you have a question about the Control 8313 and is the answer not in the manual?