10
Maintenance
10.1 General
General safety notes
DANGER!
Danger of electric shock! Do not touch any live com-
ponents! Electrical equipment carries a dangerous
electrical voltage.
–
Only skilled qualified electricians are allowed to
work on the electrical system.
–
Switch off the power supply before working on
any electrical equipment.
CAUTION!
Danger due to inadvertently actuating the fire
damper. Inadvertent actuation of the damper blade
or other parts can lead to injuries.
Make sure that the damper blade cannot be released
inadvertently.
Regular care and maintenance ensure operational read-
iness, functional reliability, and long service life of the
fire damper.
The system owner is responsible for the maintenance of
the fire damper.
The system owner is responsible for creating a mainte-
nance plan, for defining the maintenance goals, and for
the functional reliability of the equipment.
Functional test
The functional reliability of the fire damper should be
tested at least every six months; this has to be arranged
by the system owner. If two consecutive tests, one
6 months after the other, are successful, the next test
can be conducted one year later.
The functional test must be carried out in compliance
with the basic maintenance principles of the following
standards:
EN 13306
DIN 31051
EN 15423
The function of fire dampers with a spring return
actuator can also be tested with an automatic control
unit
‘Functional test with automatic control unit’
Maintenance
The fire damper and the spring return actuator are
maintenance-free with regard to wear but fire dampers
must still be included in the regular cleaning of the venti-
lation system.
Cleaning
The fire damper may be cleaned with a dry or damp
cloth. Sticky dirt or contamination may be removed with
a commercial, non-aggressive cleaning agent. Do not
use abrasive cleaners or tools (e.g. brushes). For disin-
fection you may use commercially available disinfec-
tants or disinfecting procedures.
Inspection
The fire damper must be inspected before commis-
sioning. After commissioning, the function has to be
tested in regular intervals. Local requirements and
building regulations must be complied with. The inspec-
tion measures to be taken are listed in . The test of each
fire damper must be documented and evaluated. If the
requirements are not fully met, suitable remedial action
must be taken.
Repair
For safety reasons, repair work must only be carried out
by expert qualified personnel or the manufacturer. Only
original replacement parts are to be used. A functional
test
is required after any repair work.
10.2 Lubricating points
Only lubricate the fire damper if the damper blade
cannot be opened or closed easily. Use only oil or
grease that is free of resins or acids.
Maintenance
Lubricating points
Tunnel fire damper Type FKT-EU
21
Содержание FKT-EU
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