Automatic Heating Modulex E8, Operation & User’S Manual

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MODULEX CONTROLLER OPERATION
2
Display
1
3
4
5
6
a
7
b
b
A
D
C
B
E
Figure 2-2. E8 Controller With Hinged Panel Open
Table 2-1. Operating Controls & Indicators
ITEM FUNCTION
a LCD display indicating current level
b Access holes to unlock controller mounting socket. Insert narrow screwdriver deep
into holes and lift up the controller
A Rotary Knob. Used to search for value/level or adjust value setting.
B
Program Key. Used to:

Select a value level

Select a value level to change

Save a new value level
C
Change LED. When lit, it indicates that the value in the display can be changed
using Rotary Knob (A)
D Manual/Automatic Switch is a 2-position (10/2
o’clock) screwdriver adjustable
switch. Normally, this switch is set to the Automatic (2
o’clock) position to allow
program control of the boiler.
When set to the Manual (10
o’clock) position, a flashing “EMERG – MODE”
message is displayed. Heating Circuit 1 (HC1) pump and the first burner stage are
switched on. Pumps for Heating Circuit 2 (HC2) and Domestic Hot Water (DHW)
will also be switched on if sensors are installed and enabled.
The pump(s) will turn off when the flow temperature reaches the value set for
MAX T-FLOW (in EXPERT/HEAT CIRCUIT 1 menu). The first burner stage will cut
off when the boiler temperature reaches the value set for MAX T-MODUL
(in EXPERT/INSTALLATION menu).
E PC connection for optical adapter.
Figure 2-3 and Table 2-2 illustrate and describe the type of information provided on the LCD display.