Geniox User Manual Hygienic air handling unit

Table Of Contents
64
| Adjustment and maintenance operations
2. Loosen and remove union fittings and disconnecting pipes.
3. Remove screws from the front panel and extract the coil with the front panel.
4. Cleaning is only allowed with an brush attachment to the hose of a vacuum cleaner or with non-pressurized water
if needed with assistance of a detergent spray that is not corrosive to the coil fins of aluminium.
The piping system must be vented automatically as air in the system can significantly reduce the capacity of the coil.
R.6.6.1 Heating coil
Check that the frost protection system is fully operational. A coil can burst due to frost if the frost protection system is
not operational.
R.6.6.2 Cooling coil
The drip tray beneath the cooling coil, as well as the drain and the water trap must be cleaned regularly according to
VDI 6022 guidelines. Take care that there is sufficient water in the water trap after cleaning.
Note:
If the coil is cleaned in the unit by non-pressurized water it is important that the water in the drip tray during
the cleaning is escaping through the outlet with no overflow of water from the drip tray. Removal of the
water trap during the cleaning is recommended.
Note:
If a droplet eliminator has been fitted to the cooling coil, this must be cleaned regularly according guidelines
displayed in the section R.3 above
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