7 Service work
7.1 Maintenance/servicing
Attention!
•
Allow maintenance work to be carried out by trained specialists only.
•
Any faults detected in the electric system/modules/operating equipment must be
corrected immediately. If these faults are not corrected, the device/system is
potentially very dangerous. The device/system must therefore not be operated when it
is faulty.
•
Wear safety clothing / shoes and cut-resistant safety gloves when handling!
•
Please observe the safety regulations and the worker
´
s protection rules by all
maintenance and service work (EN 50 110, IEC 364).
•
Before working on the fan, this must be disconnected from the power supply
and secured against switching back on!
•
Fuses must always be only replaced; never repaired or bridged. The speci
fi
cations for
the maximum series fuse must always be adhered to (see Technical data). Only fuses
cited in the electrical circuit diagram may be used.
•
Keep the airways of the fan free - danger because of objects dropping out!
•
No maintenance work at running fan!
•
Watch out for vibration free motion!
•
The impeller is subject to natural wear depending on the area of application and the
conveying medium. Deposits on the impeller can lead to imbalance and damage
(danger of permanent fracture). The impeller can burst!
•
Maintenance interval in accordance with the degree of contamination of the impeller!
•
Check the impeller, in particular the weld-seams (in the appropriate versions), for
possible cracks.
•
Repair, e.g. by welding or gluing is prohibited!
•
Bolted-on or pressed on impellers and/or wings may only be replaced by authorised
ZIEHL-ABEGG SE sta
ff
. The manufacturer shall not be liable for damage caused
through improper repair work.
•
Regular inspection and possibly cleaning is necessary to prevent imbalance and
blockage of the drain holes due to ingress of dirt.
•
When opening cable glands on the fan / motor, check the condition of the threaded
connections and seals. Always replace defective or brittle threaded connections and
seals.
Info
Con
fi
rmation number for inquiries or in service cases see rating plate.
Assembly instructions
FE2owlet-ECQ
Service work
L-BAL-F062-GB 2022/20 Index 004
Part.-No. 00702389-GB
17/24