Subject to alterations, 22.11.21
13/30
Operating instructions and equipment description LMV
19 Operating instructions and
equipment description LMV
Button
Function
F button
- To adjust the fuel drive
(Hold down the
F button
and set the value with the
- or + button
)
A button
- To adjust the air drive
(Hold down the
A button
and set the value with the
- or + button
)
F and A button
- To shift to parametrisation mode
P
(
F and A button
press simultaneously with
- or + button
)
- To adjust the speed for frequency converter operation (FC)
(
F and A button
press simultaneously with
- or + button
)
Information and enter button
- To navigate in information and service mode
* Selection (flashing symbol) increment (press button < 1 s)
* To switch to a lower menu level (press button < 1 ... 3 s)
* To switch to a lower menu level (press button < 3 ... 8 s)
* To switch the operating mode (press button > 8 s)
-
Enter
in parametrisation mode
-
Unlock
in case of fault
- One menu level down
- Button
- Reduce value
- For navigating in curve setting, information and service mode
+ Button
- Increase value
- For navigating in curve setting, information and service mode
- and + button: Escape function
(Press
- and + button
simultaneously)
- Do not accept the value
- One menu level higher
118/217
Building Technologies Division
Basic Documentation LMV27...
CC1P7541en
20 Operating via AZL2 unit
23.01.2017
20.2
Meaning of symbols on the display
P
V
h min s
%
Parameter setting mode
Info mode
Service mode
Actuator closing
Actuator opening
Fan motor controlled
Oil preheater on
Heat request from controllers
Ignition controlled
Valve controlled
Flame present
Fault status message
Unit of current display
B
ild
2
e
/0
8
0
7
Figure 77: Meaning of display
20.3
Brightness of display
Only available with backlit LCD:
The function of the backlit display is dependent on the type of LMV27.
The brightness of the display can be adjusted from 0…100% using parameter 126.
No.
Parameter
126
Brightness of display
/reset
