32
Service
You have purchased a state-of-the-art product manufactured by
FHF
and subject to stringent quality controls. If you have questions regarding
the telephone or if a malfunction has occurred – even after the
guarantee period – please contact
FHF
(see page 4). Please have the
type and article number ready (these numbers can be found on the type
plate) when you contact us.
Maintenance and servicing
The telephone is maintenance-free. Nevertheless, if the telephone is
deployed in areas with significant impurities due to dust, grease, oil etc.,
then it should be cleaned from time to time. The handset and the
telephone should be wiped with a damp cleaning cloth.
Caution!
Never
use sharp objects for cleaning.
Waste disposal
The device may be completely recycled as electronic waste. Upon
disassembling the device, the plastic, metal and electronic components
must be disposed of separately.
In every single case the national requirements and regulations for waste
disposal must be observed.
The waste-disposal requirements of your country must be observed.
Warning and safety instructions
This equipment is an explosion-proof and weather-resistant telephone
specifically designed for operation in a harsh industrial environment.
The following warning and safety instructions must be heeded:
1. Do not connect or operate the telephone with voltages other than
the voltages specified. Make sure the PE wiring is connected
properly on the Protection Class I model. All cabling should be
routed such that it does not present a tripping hazard.
2. The telephone must only be operated under the specified ambient
conditions (see section "Technical data"). Adverse ambient
conditions, such as e.g. ambient temperatures which are too high or
too low, are not permissible because this promotes the failure of
electronic components.
3. It must be ensured that the telephone, the connection wire etc. are
not damaged. It is not permissible to operate the telephone in a
damaged state.
4. The circuits of the telephone must not be earthed.
5. When operating the telephone, please heed the legal and
commercial / industrial regulations, accident-prevention regulations
and electrical regulations / provisions.
6. Repairs are only permissible with original spare parts which must be
replaced by a specialist. Other replacement parts can cause
damage and render the guarantee invalid.
