Figure 6.5.3.
Figure 6.5.5.
6.6.
FAN MAINTENANCE
•
• The fan should be inspected and cleaned at least once per year.
•
• The fans features a heavy-duty ball bearing design. The motor is completely sealed and free of maintenance.
• Detach the fan from the unit.
• The impeller should be particularly checked for built-up material or debris that may cause an imbalance. Excessive imbalance may lead to ac-
•
• Do not use high-pressure cleaner, abrasives, sharp tools or caustic solvents that may scratch or damage the housing and impeller.
•
• Make sure the impeller is free of any obstacles.
•
•
Prior to commencing any maintenance or repairs, make sure the ventilation units is disconnected from the power source.
SMARTY XP (version 1.1 / 1.2):
• Remove the fan connectors from the control board. Supply air fan connects to X15, X2, X4 connectors. Extract air fan connects to X16, X2, X4
connectors.
SMARTY XV (version 1.1 / 1.2):
•
on the fans housing.
NOTE:
• X2 and X4 are the same for both fans.
24
| EN
Smarty 3X P / 4X P
Smarty 2X V
Figure 6.5.4.
Smarty 3X P E / 4X P E
Figure 6.5.6.
Smarty 3X V / 4X V
SMARTY v2023.1