8. TROUBLESHOOTING
If an error message appears (in red), contact your installer or your maintenance company .
Malfunction
"Filter" light is lit
Fault Light Lit
Supply air is too hot
Supply air is too cold
Dripping noise
Low airflow levels at
grilles
System is noisy
The unit
does not start
9. SPARE PARTS
Repair
Description
Spare
1
filter pack
(2G4 + 1 F7)
Motor
2
+ coil (1)
Electronics
3
card (1)
Cause
- Filters must be replaced
- Problem with motors
- Problem with temperature sensors
- Comfort mode in heating mode
- Comfort mode in cooling mode
- Water trap not working
- Water drainage pipe is blocked
- Ducts are incorrectly balanced
- Leaks in ducts
- Ductwork is crushed or has too many bends
- System is incorrectly configured for the house
- Filters are clogged
- Hygro grille badly referenced
- False contact with the BUS link
- Waiting time too short
Cube 370 Cube 300
Code
11023221
11023221
11129574
11023222
11129588
11129588
Solution
- Replace the filters . See 7 .1
- Then press "filter" more
- Turn off for 30 secs and reset
- Contact your installer if the product
does not restart
- Turn the comfort mode selector to "cool" mode .
See 6 .2
- Turn the comfort mode selector to "hot" mode .
See 6 .2
- Check there is water in the water trap
- Unblock the pipe
- Check the lengths of the duct branches
- Make sure ducts are correctly sealed
- Check the ducts
- Check the configuration of the unit . See 5 .3 .3
- Replace the filters . See 7 .1
- Use the BUS hygro grille . See .5
- Check the link cable . See .5
- Wait between 30 secs and 1 minute before turning
on .
2
46
1
3
2