Maintenance; Routine Maintenance Performed By Users; Water Heater Disposal - Ariston NUOS 200 EXT Instructions D'utilisation

Heat pump water heater – OPERATING AND MAINTENANCE INSTRUCTIONS FOR THE USER

8. MAINTENANCE

8.1 Routine maintenance performed by users

It is advisable to rinse out the appliance after each routine or extraordinary maintenance intervention.
The pressure safety device must be operated regularly to verify that it is not clogged and to remove any limescale
deposits.
Check that the condensate drainage pipe is not obstructed.
Check the perfect cleaning of grids and ducts.
The batteries must be replaced every 2 years or in case of losses. Make sure that they are correctly disposed of and
exclusively replace them with 3 AA-type rechargeable batteries (minimum 2,100 mAh); observe the polarities as
illustrated in the battery housing. The battery housing is located beneath the frame, to the right of the interface – refer
to the picture 16.
The appliance should be unplugged when you remove the batteries.

8.2 Water heater disposal

The appliance contains R134a-type refrigerant gas which must not be released into the atmosphere. In case
of permanent decommissioning of the water heater, ensure that disposal procedures are carried out by
qualified personnel only.
This product conforms to EU Directive 2002/96/EC.
The barred dustbin symbol appearing on the appliance's data plate indicates that the product must be disposed of
separately from household waste once it reaches the end of its lifespan, and transferred to a waste disposal site for electric
and electronic equipment, or returned to the dealer when purchasing a new appliance of the same kind. The user is responsible for
delivering the decommissioned appliance to a suitable waste disposal site. Proper separated collection of the decommissioned
appliance and its successive eco-compatible recycling, treatment and disposal contributes to preventing negative effects on the
environment and health and favours the reuse of the materials comprising the product. For further details on the available waste
collection systems, contact your local waste disposal office, or the dealer from which the product was purchased.
This appliance includes rechargeable batteries: these must be removed before disposing of the appliance and placed in specific
disposal containers. The batteries are located in the area below the interface frame.
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