Meltem M-WRG-ALGH, User Manual

User guide 
Mobile operating hours reader M-WRG-ALGH

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Meltem Wärmerückgewinnung GmbH & Co. KG

Am Hartholz 4 · D-82239 Alling
info@meltem.com · www.meltem.com

V E N T I L AT I O N   T H E   R I G H T   W AY

V E N T I L AT I O N   &   H E AT   R E C O V E R Y

5 

Controls and displays

5.1 

Buttons and LCD display

The M-WRG-ALGH mobile reader has four buttons and an LCD display that provides information 
on the current operating hours of the ventilation unit and fan motors.

1

2

3

4

5

Fig. 3: 

Controls and displays

Item

Element

Symbol

Function

1

LCD display

-

Displays the current menu

2

“Up” button

— Switches the mobile reader on

— Toggles the display between “Ventilation unit op-

erating hours” and “Fan motors operating hours”

3

“Off” button

— Switches the mobile reader on

— Switches the mobile reader off  

(press for >3 seconds)

4

“Menu” button

— Switches the mobile reader on

— Activates recognition mode  

(press for >3 seconds)

5

“Down” button

— Switches the mobile reader on

— Toggles the display between “Ventilation unit op-

erating hours” and “Fan motors operating hours”

Table 2:  Buttons and LCD display