Information Level; Troubleshooting 5 - Vaillant recoVAIR/3 SERIES Operating And Installation Manual

4.9

Information Level

Press the information button
In addition to identifying the controller, the information
level is used to quickly and easily check the set operat-
ing times. Each time window may be individually opened.
If there is no setting action for more than 10 seconds,
the display will return to the basic display.
Action Special function
RECO 275/350
Display of the unit type
FILT
Filter days
Indication of the days for which the filter has
been operated since the last filter reset.
AIR
Current air flow supply in m
BYP
Display of the fresh air temperature in
bypass has been installed.
DATE
The current date is displayed. Prerequisite is
to activate the calendar first.
Time programme
for the activated heating times
You can call the timer program by pressing
the information button repeatedly.
If the current day of the week is not indicated
in the display, the controller is in the daily
program.
Table 4.7 Information level
Operating Manual recoVAIR/3 0020062918_03
to reach the info level.
3 /h
o C, if a
Automatic mode
6:00 10:00
Advance function
6:00 10:00
Energy-saving function
Energy-saving 5h
6:00 10:00
Fig. 4.5 Comparison of automatic, advance and energy-saving
mode
5 Troubleshooting
Do not try to remedy any other failure than those indi-
cated in table 5.1. For all other failures contact an expert
technician.
e Danger!
Risk of fatal electric shock from touching live
connections. Pull the mains plug before starting
to work on the device.
• For troubleshooting it is mandatory to pull the mains
plug in order to disconnect the unit from the power
supply.
Malfunction Cause
No function Mains voltage
interrupted
Reduced air Filter is heavily
flow soiled
Table 5.1 Troubleshooting
Never interfere or modify the domestic ventilation unit
or other parts of the system.
Only restart the domestic ventilation unit after all fail-
ures and malfunctions have been remedied by an expert
technician.
Handling 4

Troubleshooting 5

17:00 22:00 2:00
17:00 22:00 2:00
17:00 22:00 2:00
Remedy
With the mains voltage re-es-
tablished the unit will automati-
cally switch on.
Clean or replace the soiled fil-
ters as described in chapter 6.
time
time
time
11