Zehnder Rittling ComfoAir Q, User Manual

Page: 30 / 36

30 - EN
6 Malfunctions
The power to the unit should not be disconnected
unless the unit is to be taken out of service due to a
serious malfunction or any other compelling reasons.
Do not disconnect the power to the
unit, unless instructed otherwise
in the manual. This can lead to a
build-up of moisture and results in
problems with mould.
In the event of a malfunction:
■
the LED light on the unit flashes;
■
the display on the unit shows the corresponding
malfunction code(s);
■
the operating device can show a message. The
manual of the operating device contains more
information about the indication method.
In the event of a filter malfunction, replace the filter
as described in the maintenance chapter. In the
event of all other malfunctions follow these steps:
1. Navigate to RESET ERROR as instructed in the
chapter „How to navigate through the unit menu“.
2. Wait for 2 minutes.
If the error reoccurs:
3. Navigate to STATUS.
4. Navigate to ERRORS.
5. Write down all the malfunction code(s)
- Select NEXT to view more errors.
6. Select BACK.
7. Navigate to UNIT.
8. Navigate to HRU TYPE.
9. Write down the unit type.
10. Select NEXT
11. Write down the software version
12. Close the semi-transparent visor.
13. Contact the installer or service engineer and
give him the noted information.
CONFIRM BACK
RESET ERROR
TASK MENU
STATUS
BASIC MENU
1
2
2 min.
CONFIRM BACK
AUTO/MANUAL
BOOST
VENTILATION
TASK MENU
CONFIRM BACK
CURRENT ERRORS
FLOW RESTRICTIONS
UNIT
STATUS MENU
4 3
NEXT BACK
CURRENT ERRORS:
FAN_EHA ERROR
TEMP_SENSOR SUP ERROR
6
CHANGED
SAME
5
CONFIRM BACK
FLOW RESTRICTIONS
UNIT
SCHEDULER
TEMP. AND HUMIDITY
STATUS MENU
CONFIRM BACK
HRU TYPE
FIRMWARE VERSION
SERIAL NUMBER
UNIT
8 7
CHANGED
SAME
9
NEXT BACK
ComfoAir Q350
INSTALLED: HRV
LEFT UNIT: SUPPLY AND
EXTRACT ON THE LEFT SIDE
HRU TYPE
10
13
12
NEXT BACK
XXXX-XXXXX-XXX
FIRMWARE VERSION
11